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Factory Race 3.5 x 18 External Bypass 5-Tube Piggyback Shock Absorber - Left/Driver Side [Gray Cerakote]
InfoVehicle Info Needed
FOX RACING SHOXPART NUMBER: 433-981-35-403-L

Factory Race 3.5 x 18 External Bypass 5-Tube Piggyback Shock Absorber - Left/Driver Side [Gray Cerakote]

$2,57995
ShippingShips on 12/04/2026
Lowest PriceLowest Price Guarantee

Factory Race 3.5 x 18 External Bypass 5-Tube Piggyback Shock Absorber
  • Universal Fit, Left/Driver Side, 3.5 in. Body Diameter
  • 18 in. Travel, 46.45 in. Extended Length
  • Piggyback Reservoir
  • 1 in. Shaft
  • Steel Body
  • Sold Individually

    Builders who fabricate their own suspension use this Factory Race Series external bypass shock absorber to fill a known mounting length. It measures 46.45 in. extended with 18 in. of travel.

    FOX 981-35-403-L Technical Specifications:

    • Body diameter is 3.5 in.
    • Shaft diameter is 1 in.
    • Usable travel is 18 in.
    • Extended length is 46.45 in. and compressed length is 28.45 in.
    • The body is steel with a gray cerakote finish.
    • The piggyback reservoir holds extra oil and nitrogen to help control heat during long runs.
    • Mounting uses eyelet top and bottom mounts. Eyelet length is 2.05 in.
    • Mounting hole and bushing size is 5/8 x 1-1/2 in.
    • Reservoir measures 3.00 in. x 16.00 in.
    • 5 external bypass tubes shape the damping curve.
    • Damping is tuned with Gen 3 External Bypass Clickers.

    Application Notes:

    • Universal application; verify mounting dimensions before installation.
    • Left/Driver Side unit.
    • Sold individually.
    • Part TypeShock Absorber
    BrandFOX RACING SHOX
    Package Height8.75
    Package Width10.5
    Package Length50.0
    Weight18.0 PG
    Part CategoryPerformance Parts
    Remote ReservoirNo
    Rod Diameter1 in.
    Lower Mount TypeEyelet
    Compressed Length28.45 in.
    Bypass Tube Quantity5
    Upper Mount TypeEyelet
    SeriesFactory Race
    Bypass TypeExternal
    Body MaterialSteel
    Reservoir Diameter3 in.
    Body Diameter3.5 in.
    Travel Length18 in.
    Extended Length46.45 in.
    Reservoir Length16 in.
    Part FitmentUniversal
    FinishGray Cerakote
    Vendor Part Number981-35-403-L
    Package Qty1
    Package TypeEA
    Please click here to download the instructions PDF file
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning