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Tuff Country 13713KN

Tuff Country Suspension Lift Kit 1973-87 GM 1/2 Ton, Blazer, Jimmy, Suburban 4wd

444-13713KN

Free Shipping Ships directly from the manufacturer on 08/28/19
Save $25 off $250, $50 off $500, $100 off $1,000. Promo Code: HORSEPOWER exclusions apply

$1,171.99
Tuff Country Suspension Lift Kit 1973-87 GM 1/2 Ton, Blazer, Jimmy, Suburban 4wd $1,171.99
Out of stock
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Suspension Lift Kit
  • 1973-87 GM 1/2 Ton, Blazer, Jimmy, Suburban 4wd
  • w/ 52" Rear Leaf Springs
  • Lift: Front 3" / Rear 3"
  • Max Tire Size: 33X12.50
  • Tuff Country 13713KN Details

    Chevy/GMC

    Specifications:

    Lift/Drop Height (in.)
    3
    Manufacturer's Part Number:
    13713KN
    Shipping Weight:
    253
    Package Height:
    15
    Package Depth:
    28.75
    Package Width:
    6

    Tuff Country Suspension Lift Kits are designed to accommodate larger than stock wheel and tire packages as well as increasing ground clearance. Best suited for full-size trucks and SUVs, the SX8000 shock absorbers are nitrogen gas filled and feature twin tube construction.

    Features

    • Simple Installation
    • Increased Vehicle Height with Great Ride Quality
    • More Fender Clearance for Larger Tires
    • Limited Lifetime Warranty
    • Kits Include SX8000 Nitro Gas Shocks

    Does Tuff Country 13713KN fit your vehicle?

    Narrow Results

    1977-1978  CHEVROLET K5 BLAZER

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CHEYENNE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1982-1986  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: CUSTOM
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1980  CHEVROLET K10 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: SILVERADO
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1982-1986  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979  CHEVROLET BLAZER K5

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: CUSTOM DELUXE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1978  CHEVROLET K5 BLAZER

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1982  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973  GMC K15/K1500 SUBURBAN

    • CC: 4097
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1980-1984  CHEVROLET BLAZER K5

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1976  GMC K15 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981-1986  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1981-1986  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SCOTTSDALE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1985-1986  CHEVROLET K10 SUBURBAN

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1976  GMC K15 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1979-1980  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1979-1980  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1978  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1982  CHEVROLET K10 SUBURBAN

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SCOTTSDALE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1977-1979  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1974  GMC K1500 PICKUP

    • CC: 5737
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1973  GMC K15/K1500 SUBURBAN

    • CC: 7439
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 7.4
    • SubModel: BASE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1973  CHEVROLET K10 SUBURBAN

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1981-1986  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1979  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: SIERRA GRANDE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1978  GMC K15 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: ALL

    1975-1986  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: ALL

    1979-1980  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: SIERRA CLASSIC

    1978  CHEVROLET K5 BLAZER

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1982-1986  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SIERRA CLASSIC
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1980  CHEVROLET BLAZER K5

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1981-1984  CHEVROLET BLAZER K5

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1977  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: INDY HAULER
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1978  CHEVROLET K5 BLAZER

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: CUSTOM DELUXE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1978  CHEVROLET K5 BLAZER

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: CHEYENNE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1979-1980  CHEVROLET BLAZER K5

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979-1980  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: HIGH SIERRA

    1985-1986  CHEVROLET BLAZER K5

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1976  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: CUSTOM DELUXE

    1975-1982  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1979  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: HIGH SIERRA
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1979  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1978  CHEVROLET K5 BLAZER

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: SILVERADO
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1979-1980  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: SIERRA GRANDE

    1975-1976  GMC K15 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1980  CHEVROLET K10 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: CUSTOM DELUXE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1982-1986  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1980  CHEVROLET K10 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: CHEYENNE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1979-1980  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1979  CHEVROLET BLAZER K5

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1976  GMC K15 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: HIGH SIERRA

    1981  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: DELUXE

    1981  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: ALL

    1974  GMC K15/K1500 SUBURBAN

    • CC: 7439
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 7.4
    • SubModel: BASE
    • CUI: 454
    • EngineType: V8 ( 7.4 L / 454 )

    1977-1979  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CHEYENNE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1973  GMC K1500 PICKUP

    • CC: 5736
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1980  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: SIERRA GRANDE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1981  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CHEYENNE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1982  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SIERRA GRANDE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1981  CHEVROLET K10 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: CHEYENNE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1985-1987  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973  CHEVROLET BLAZER

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )

    1982-1983  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1979  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CUSTOM DELUXE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1986  CHEVROLET K10 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SCOTTSDALE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1978  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: ALL

    1982-1983  CHEVROLET K10 SUBURBAN

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1976  GMC K15 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: SIERRA GRANDE

    1973  CHEVROLET K10 PICKUP

    • CC: 5736
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979  CHEVROLET BLAZER K5

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CHEYENNE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1985-1987  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1980  CHEVROLET BLAZER K5

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975  CHEVROLET K5 BLAZER

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1981-1986  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: CUSTOM
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1974  CHEVROLET BLAZER

    • CC: 5737
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1984  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1987  CHEVROLET BLAZER

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1973  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: BASE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1979  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1975-1978  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1977-1978  CHEVROLET K5 BLAZER

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: CUSTOM DELUXE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1979-1980  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: CUSTOM DELUXE

    1977-1984  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SIERRA CLASSIC
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1981  CHEVROLET K10 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • EngineType: ALL
    • SubModel: CUSTOM

    1982-1985  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: HIGH SIERRA
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1981  CHEVROLET K10 PICKUP

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: DELUXE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1986  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: SILVERADO
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1976  CHEVROLET K5 BLAZER

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: BASE
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1986  CHEVROLET K10 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SILVERADO
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1982  GMC K1500 SUBURBAN

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: SIERRA GRANDE
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1975-1980  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: SIERRA CLASSIC
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1979  GMC JIMMY

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 6.6
    • SubModel: SIERRA CLASSIC
    • CUI: 400
    • EngineType: V8 ( 6.6 L / 400 )

    1975-1986  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.7
    • SubModel: HIGH SIERRA
    • CUI: 350
    • EngineType: V8 ( 5.7 L / 350 )

    1977-1979  GMC K1500 PICKUP

    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 305
    • EngineType: V8 ( 5.0 L / 305 )

    1974  GMC K15/K1500 SUBURBAN

    • CC: 4097
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 4.1
    • SubModel: BASE
    • CUI: 250
    • EngineType: L6 ( 4.1 L / 250 )

    1973  GMC K15/K1500 SUBURBAN

    • CC: 5031
    • Fitment_Note: HD Springs Rec. For Veh w/Big Block Engines/Snow Plows/Heavy Fr Bumpers~Veh. w/Quad Shocks See Complete Listing In Catalog~For Use w/33 in. X 12.50 in. Tires~52 in. Rear Springs/U-Bolts/Brake Line Extension/Hardware Bag~Incl. SX8000 Shocks/Shock Boots/Heavy Duty Front Springs
    • Liter: 5.0
    • SubModel: BASE
    • CUI: 307
    • EngineType: V8 ( 5.0 L / 307 )
    Some parts are not legal for use in California or other states with similar laws / regulations

    Motor Vehicles

    WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.

    Tools:

    WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.

    Electrical Cords

    WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.