This QA1 front control arm coil-over kit converts the factory front suspension on 1988-1998 C1500 trucks to an adjustable coil-over setup, lowering the front and making room for wider wheels and tires. The QA1 Pro Coil system provides ride height adjustability and valving changes to suit different driving needs. The kit includes upper and lower control arms, coil-over shocks, high-travel springs, an upper bracket, and all hardware. QA1 shocks are 100 percent dyno tested and serialized. Made in the USA.
Specifications:
- Type: front control arm coil-over conversion kit (UCA and LCA)
- Shock valving: Single-Adjustable
- Spring rate: 550 lb high-travel springs
- Includes: upper and lower control arms, coil-over shocks, high-travel springs, upper bracket, and hardware
- Shocks: 100 percent dyno tested and serialized
- Made in the USA
- Part number: 52612-S550
Vehicle Applications:
- 1988 Chevrolet C1500
- 1989 Chevrolet C1500
- 1990 Chevrolet C1500
- 1991 Chevrolet C1500
- 1992 Chevrolet C1500
- 1993 Chevrolet C1500
- 1994 Chevrolet C1500
- 1995 Chevrolet C1500
- 1996 Chevrolet C1500
- 1997 Chevrolet C1500
- 1998 Chevrolet C1500
FAQ
Which trucks does the QA1 52612/52613 front kit fit?
It fits 1988-1998 Chevrolet C1500 trucks.
What valving and spring rate does part 52612-S550 use?
Part 52612-S550 uses single-adjustable coil-over shocks with 550 lb high-travel springs.
What is included in the kit?
The kit includes upper and lower control arms, coil-over shocks, high-travel springs, an upper bracket, and all required hardware.
Are the shocks tested?
Yes. All QA1 shocks are 100 percent dyno tested and serialized.

