QA1 73-87 Chevy C10 Rear Suspension Conversion System - Firm - GM 10 Bolt - Double Adj. (250lbs/in)

Rear coil-over conversion kit for 73-87 C10 trucks. Includes double adjustable shocks, high travel springs, and all hardware. With this all-new, engineered-from-scratch rear system, 1973-1987 C10 owners can add modern performance to a pickup that was designed for utility-all without removing the bed of the truck. QA1 engineered a unique bolt-in torque arm design that maximizes performance without the inherent binding issues of other 4-link systems. This provides superior control over suspension movement, resulting in a smooth ride and great handling characteristics. Dialing in the stance will be easy with the adjustable coil-over system ? 4" to 7" of adjustment below stock can easily be achieved. Pair this rear system with QA1's front system to have ride height adjustability on all four corners, giving you that perfect level stance. Everything you need is included, all the way down to the hardware. All components included in these systems are proudly made in QA1's Lakeville, Minnesota facility. All QA1 shocks are 100% dyno tested and serialized.

• QA1 uniquely engineered to enhance the performance of your vehicle
• Adjustable shock valving options for all driving styles
• Ride height adjustability
• Best-in-class warranty
• Easy bolt-in install
• Made in the USA

Upgrade your 1973-1987 Chevrolet C10 truck's rear suspension with the QA1 Rear Suspension Conversion System, designed to provide modern performance without removing the truck bed. This comprehensive bolt-in kit features high-performance components including double adjustable shocks, high travel springs, and all necessary hardware for a straightforward installation. Engineered from scratch, the system utilizes QA1's innovative bolt-in torque arm design that enhances suspension control and minimizes binding issues common in traditional 4-link setups. The result is a smoother ride, improved handling, and increased control over suspension movement, making it ideal for enthusiasts seeking both comfort and performance.
The adjustable coil-over shocks offer a ride height range of 4 to 7 inches below stock, enabling easy customization of your truck's stance. When paired with QA1's front system, you gain full four-corner adjustability, allowing you to dial in the perfect level stance for your vehicle. All components are proudly manufactured in QA1’s Minnesota facility and are 100% dyno tested and serialized, ensuring quality and durability.
This rear conversion kit is suitable for various Chevrolet C10 Suburban models from 1977 to 1980, providing a reliable upgrade path for classic trucks. Installation is simplified with all hardware included, making it accessible for experienced do-it-yourselfers and professional installers alike. Whether you're restoring a vintage truck or customizing for performance, this system offers an excellent balance of strength, adjustability, and ride quality. Designed to meet modern standards, the QA1 rear suspension conversion system is a valuable upgrade that enhances both the appearance and driving dynamics of your classic Chevrolet C10.

Features:

• Engineered for enhanced performance and improved control

• Double adjustable shocks for customized damping

• Ride height adjustable from 4 to 7 inches below stock

• Complete bolt-in installation with all hardware included

• Built and tested in the USA with quality assurance

• Suitable for 1977-1987 Chevrolet C10 Suburban models

Fitment:
Chevrolet C10 Big Ten 1978
Chevrolet C10 Big Ten 1979
Chevrolet C10 Big Ten 1980
Chevrolet C10 Cheyenne 1975
Chevrolet C10 Cheyenne 1976
Chevrolet C10 Cheyenne 1977
Chevrolet C10 Cheyenne 1978
Chevrolet C10 Cheyenne 1979
Chevrolet C10 Cheyenne 1980
Chevrolet C10 Cheyenne 1981
Chevrolet C10 Custom 1981
Chevrolet C10 Custom 1982
Chevrolet C10 Custom 1983
Chevrolet C10 Custom 1984
Chevrolet C10 Custom 1985
Chevrolet C10 Custom 1986
Chevrolet C10 Custom Deluxe 1975
Chevrolet C10 Custom Deluxe 1976
Chevrolet C10 Custom Deluxe 1977
Chevrolet C10 Custom Deluxe 1978
Chevrolet C10 Custom Deluxe 1979
Chevrolet C10 Custom Deluxe 1980
Chevrolet C10 Deluxe 1981
Chevrolet C10 Scottsdale 1975
Chevrolet C10 Scottsdale 1976
Chevrolet C10 Scottsdale 1977
Chevrolet C10 Scottsdale 1978
Chevrolet C10 Scottsdale 1979
Chevrolet C10 Scottsdale 1980
Chevrolet C10 Scottsdale 1981
Chevrolet C10 Scottsdale 1982
Chevrolet C10 Scottsdale 1983
Chevrolet C10 Scottsdale 1984
Chevrolet C10 Scottsdale 1985
Chevrolet C10 Scottsdale 1986
Chevrolet C10 Silverado 1975
Chevrolet C10 Silverado 1976
Chevrolet C10 Silverado 1977
Chevrolet C10 Silverado 1978
Chevrolet C10 Silverado 1979
Chevrolet C10 Silverado 1980
Chevrolet C10 Silverado 1981
Chevrolet C10 Silverado 1982
Chevrolet C10 Silverado 1983
Chevrolet C10 Silverado 1984
Chevrolet C10 Silverado 1985
Chevrolet C10 Silverado 1986
Chevrolet C10 Pickup Base 1973
Chevrolet C10 Pickup Base 1974
Chevrolet C10 Suburban Base 1973
Chevrolet C10 Suburban Base 1974
Chevrolet C10 Suburban Custom 1981
Chevrolet C10 Suburban Custom 1982
Chevrolet C10 Suburban Custom 1983
Chevrolet C10 Suburban Custom 1984
Chevrolet C10 Suburban Custom 1985
Chevrolet C10 Suburban Custom 1986
Chevrolet C10 Suburban Custom Deluxe 1975
Chevrolet C10 Suburban Custom Deluxe 1976
Chevrolet C10 Suburban Custom Deluxe 1977
Chevrolet C10 Suburban Custom Deluxe 1978
Chevrolet C10 Suburban Custom Deluxe 1979
Chevrolet C10 Suburban Custom Deluxe 1980
Chevrolet C10 Suburban Deluxe 1981
Chevrolet C10 Suburban Scottsdale 1975
Chevrolet C10 Suburban Scottsdale 1976
Chevrolet C10 Suburban Scottsdale 1977
Chevrolet C10 Suburban Scottsdale 1978
Chevrolet C10 Suburban Scottsdale 1979
Chevrolet C10 Suburban Scottsdale 1980
Chevrolet C10 Suburban Scottsdale 1982
Chevrolet C10 Suburban Scottsdale 1984
Chevrolet C10 Suburban Scottsdale 1985
Chevrolet C10 Suburban Scottsdale 1986
Chevrolet C10 Suburban Silverado 1975
Chevrolet C10 Suburban Silverado 1976
Chevrolet C10 Suburban Silverado 1977
Chevrolet C10 Suburban Silverado 1978
Chevrolet C10 Suburban Silverado 1979
Chevrolet C10 Suburban Silverado 1980
Chevrolet C10 Suburban Silverado 1982
Chevrolet C10 Suburban Silverado 1983
Chevrolet C10 Suburban Silverado 1984
Chevrolet C10 Suburban Silverado 1985
Chevrolet C10 Suburban Silverado 1986