Made in USA
Stage 2 Handling Kit [1973-1987 GM C10]
InfoVehicle Info Needed
UMI PERFORMANCEPART NUMBER: 236-6402-B

Stage 2 Handling Kit [1973-1987 GM C10]

$1,92899
Truck Freight
ShippingShips on 09/21/2026
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GM Truck Kits (Stage 2)
Stage 2 Handling Kit
  • 1973-1987 GM C10
  • Lowers Front 4 1/2 in./Rear 6 in.
  • Black Powder Coated
  • Includes Shocks, Sway Bars, Spindles, Coil Springs, Flip Kit & Hardware

    UMI Stage 2 kit provides a great upgrade for daily drivers with massive reductions in body roll and great looks whether your hauling or carving up corners. 

    Stage 2 Contents

    • 236-S150 Front Monotube Shocks with mounting hardware
    • 236-S160 Rear Monotube Shocks with mounting hardware
    • 236-6440-B Front Tubular 1 3/8 in. Sway Bars with End Links, and Chassis Mount Bushings
    • 236-6443-B Rear Solid 1 in. Sway Bar with End Links, and Chassis Mount Bushings
    • 236-CP4S4 2.500 in. Lowering spindles
    • 236-6452F 2 in. Lowering coil springs
    • 236-6410 6 in. Lowering Rear-axle flip kit
    • 236-6411 Rear shock relocation kit

    Features

    • Tubular front bar saves weight and increases stiffness
    • Pro-Touring style solid rear bar with (3) adjustable stiffness settings
    • Nitrogen high-pressure gas-filled monotube tube shocks with unique truck-specific valving
    • Lowering spindles are compatible with factory GM brakes and bearings

    Notes

    • Minor drilling is required for installation
    • Requires Chassis Brackets for Trucks without factory front sway bar mount
    • Enhanced Suspension Handling

      UMI Performance Handling kits are perfect for classic GM cars and an effective suspension upgrade with real handling improvements. These kits are available in a variety of stages that will transform your vehicle's handling capabilities to provide a pleasant driving experience.

      Stage 1 Kits

      Reduces body roll, balance, reduce floating, and provide a crisp feel without excessive oversteer while still delivering a comfortable ride.

      Show More

      Stage 2 Kits

      (known as the Power Tour Package) provide corner-carving comfort with excellent straight-line stability and are excellent for long-distance trips.

      Stage 3 Kits

      are more sporty than the Power Tour Packages and feature Delrin bushings to minimize movement and improve performance.

      Stage 2.5 and 3.5 Upgrade Kits

      uses Viking Performance hybrid front coil-overs and fully-adjustable rear shocks to transform your vehicles' street, cornering, autocross, road racing or drag racing handling performance.

    Part TypeSuspension Kit
    Product LineUMI Performance GM Handling Kits
    BrandUMI PERFORMANCE
    Package Height46.0
    Package Width54.0
    Package Length119.0
    Weight158.0 PG
    Part CategoryPerformance Parts
    Front Shock TypeGas-charged monotube
    Rear Sway Bar Diameter1 in (25.4 mm)
    Rear Sway Bar TypeSolid
    Frame Brackets IncludedNo
    Front Sway Bar Diameter1.375 in (34.925 mm)
    Front Sway Bar TypeTubular
    Rear Shocks/Struts IncludedYes
    End Link Bushings IncludedYes
    Center Link IncludedNo
    Steering Rack IncludedNo
    Idler Arm IncludedNo
    Front Coil Springs IncludedYes
    Ride HeightLowered
    Upper Trailing Arms IncludedNo
    Inner Tie Rod Ends IncludedNo
    Front Sway Bar Diameter (Mm)34.930
    Adjustable Panhard Bar IncludedNo
    Adjustable Upper Trailing Arms IncludedNo
    Upper Control Arms IncludedNo
    Panhard Bar IncludedNo
    Front Sway Bar IncludedYes
    Chassis Stiffener IncludedNo
    QuantitySold as a kit
    Mounting Hardware IncludedYes
    Adjustable Lower Trailing Arms IncludedNo
    Front Shocks/Struts IncludedYes
    Outer Tie Rod Ends IncludedNo
    Spindles IncludedYes
    Shocks IncludedYes
    Rear Sway Bar FinishBlack powdercoated
    End Links IncludedYes
    Control Arms IncludedNo
    Rear Sway Bar IncludedYes
    Rear Sway Bar Diameter (Mm)25.400
    Pitman Arm IncludedNo
    Part FitmentDirect Fit
    Rear Shock TypeMonotube
    Front Sway Bar FinishBlack powdercoated
    Vendor Part Number6402-B
    Package Qty1
    Package TypeEA
    No Questions
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    Some parts are not legal for use in California or other states with similar laws / regulations
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