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QA1 Long wheelbase, single adjustable shocks, 170 lb. springs R122-170

QA1 Long wheelbase, single adjustable shocks, 170 lb. springs R122-170
QA1 Long wheelbase, single adjustable shocks, 170 lb. springs R122-170QA1 Long wheelbase, single adjustable shocks, 170 lb. springs R122-170
$4,746.99 ea
NEWARRIVING SOONEstimated Ship Date 09/02/2025 (If Ordered Today)
Model: 5054384
Select a Vehicle or refer to the Vehicle Fitment Tab below to verify that this part fits your vehicle.
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QA1's unique torque arm design maximizes performance without the inherent binding issues of other systems, all while achieving a 4" to 7" drop. This bolt-in system also offers incomparable adjustability: the watts link, torque arm, trailing arms, bracket mounts, and shocks are all adjustable. Single-adjustable shocks are perfect for street-driven trucks that see occasional time on the track. With a simple turn of the adjustment knob, you can cruise with a super soft setting, or dial up the valving for more aggressive handling for those twisty backroads. With registration, your shocks can be backed with a best-in-class Limited Lifetime Warranty. Keep your rear end housing center in the truck with QA1's unique watts link design. This compact system keeps your tires from rubbing the sides of your bed, while providing clearance for rear exiting exhaust systems. Adjustable lower trailing arms allow you to dial in your wheel base for the perfect wheel and tire fitment inside your wheel well. Parts come powder coated and ready to install with all necessary hardware. You can bolt up the kit right in your garage or work with your local shop. Made in the USA.

Fitment Notes:

  • This system only fits long wheel base trucks.
  • Designed to use stock '73-'79 F100/F150 9" axle with iron 3rd member and direct fit aftermarket 9" axles with iron 3rd member.
  • Aluminum 3rd member will NOT work.
About Qa1 Precision Products

From bolt-on products that get you behind the wheel faster, to experienced technicians available to help increase your 60’ times or handle curves with confidence, everything we do is designed to get you out on the road.

Whether your goal is a Saturday night sprint across the checkered flag or a slow, easy cruise down main street, we have the suspension and driveline products you need for the experience you want.

No matter what you drive, we want you to #goDRIVEit!

Downloads:

Download Name File Size
9919-298_REV_F100 Rear System_73_to_79.pdf2.93MB

Vehicle Fitment:

The Vehicle Fitment Guide is to be used as a general reference. The data has been provided by our suppliers and manufacturers and may contain errors or incorrect data. Always refer to a professional to verify correct fitment for your vehicle.
Make Model Years
Ford F-100 1973 - 1979

Specifications:

Part Type Coilover Overhaul Kit
Proposition 65 www.P65Warnings.ca.gov
Warranty Time 1 YR

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QA1 Long wheelbase, single adjustable shocks, 170 lb. springs R122-170: