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Rear Double-Adjustable Coil-Over Conversion System for 1973-1979 Ford F-100, F-150 Trucks w/Short Wheelbase (170 lb. Springs)
InfoVehicle Info Needed
QA1PART NUMBER: 122-R221-170

Rear Double-Adjustable Coil-Over Conversion System for 1973-1979 Ford F-100, F-150 Trucks w/Short Wheelbase (170 lb. Springs)

$3,10195
Truck Freight
ShippingShips on 09/23/2026
Lowest PriceLowest Price Guarantee

1973-1979 Rear Conversion Systems
Rear Coil-Over Conversion System
  • 1973-1979 Ford F-100, F-150 Trucks w/Short Wheelbase
  • Double-Adjustable Shocks
  • 170 lb. Springs
  • 4 in. to 7 in. Drop
  • Torque Arm
  • Adjustable Lower Trailing Arms
  • Watts Link
  • Bracket Mounts
  • Bolt-In

    QA1 Rear Coil-Over Conversion System R221-170 Features:

    • Torque arm system promotes traction and allows articulation without binding
    • Double-adjustable shocks have independent rebound and compression valving adjustment
    • Adjustable lower trailing arms center wheel in the wheel well opening
    • Watts link keeps the rear axle centered in the truck during suspension travel to prevent tire rubbing

    QA1 Rear Coil-Over Conversion System R221-170 Notes:

    • Only fits short-wheelbase trucks
    • Not compatible with aluminum 9 in. Ford 3rd members
    • Part TypeSuspension Kit
    BrandQA1
    Package Height18.0
    Package Width22.0
    Package Length62.5
    Weight164.0 PG
    Coil-Over Springs IncludedYes
    PositionRear
    QuantitySold as a Kit
    Mounting Hardware IncludedYes
    Spring TypeCoilover
    AdjustableYes
    Vendor Part NumberR221-170
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Please click here to download the instructions PDF file

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