1973 - 1979 Ford F100/F-150 Front and Rear Coil-Over Conversion Kits

Give your classic Ford F100/F-150 the perfect stance

These kits are engineered to make your Ford F100 handle while giving you ride height adjustability to dial in the perfect stance. Swap your twin I-beam front suspension to front and rear coil-over kits that add modern-day performance and driveability to your classic pickup.

QA1 kits include your choice of single- or double-adjustable coil-over shocks. Along with a variety of  spring rate options, the shocks are 100% dyno tested and serialized. Superior control over suspension movement helps you easily dial in the stance for a smooth ride and great handling. 

Easily bolt in this system – no welding required. No bed removal required. Everything is included, all the way down to the hardware. Tthese systems are proudly made in QA1’s Lakeville, Minnesota facility.

• On-the-car adjustable valving makes it easy to dial in your desired level of comfort and performance
• Designed to support larger/wider wheels and tires
• Easy, bolt-in installation - no welding or need to remove the bed
• Made in the USA
• Shocks eligible for an industry-leading Limited Lifetime Warranty

The QA1 F100/F-150 Front suspension kit offers significant advantages over stock suspension:

• 3.75" narrower than a Crown Vic swap, providing ideal handling and allowing fitment of larger wheels and tires
• Saves 150 lbs of weight compared to stock suspension
• Uses '79 - '81 Camaro spindles, openining the number brake options available
• Provides 3” to 5" of drop with standard spindles and 5" to 7" with drop spindles

The QA1 F100/F-150 Rear suspension kit offers significant advantages over stock suspension:

• Adjustable lower trailing arms allow you to dial in the wheel base for perfect fitment
• Unique Watts Link Design keeps your rear end housing centered and provide superior performance
• Allows for fitment of larger wheels and tires without rubbing or binding
• Provides 4" to 7" of drop

Fitment Notes:

Front Suspension: To allow you to use whichever engine you prefer, this system DOES NOT include engine mount brackets. Choose your bracket on the engine mount bracket page or searching by part number:

• FE: 7740-251
• Windsor: 7740-252
• Mod/Coyote: 7740-253
• LS: 7740-254

Rear Suspension: This system is designed to use a stock 1973-1979 F100 / F150 9" axle with and iron 3rd member or a direct fit aftermarket 9in axle with an iron 3rd member. Aluminum 3rd member will NOT work.

73-79 Ford F-100 Trucks - Front Suspension System

NOTE: To allow you to use whichever engine you prefer, this system DOES NOT include engine mount brackets. Choose your bracket on the engine mount bracket page or searching by part number:

• FE: 7740-251
• Windsor: 7740-252
• Mod/Coyote: 7740-253
• LS: 7740-254

• 3.75" narrower than a Crown Vic swap, providing ideal handling and allowing fitment of larger wheels and tires
• Saves 150 lbs of weight compared to stock suspension
• Provides 3” to 5" of drop with standard spindles and 5" to 7" with drop spindles

73-79 Ford F100 / F150 Trucks - Rear Suspension Kit

• Unique torque arm design that maximizes performance without the inherent binding issues of other systems while achieving a 4" to 7" drop
• The watts link, torque arm, trailing arms, bracket mounts, and shocks are all adjustable