QA1's bolt-in rear coil-over conversion kit upgrades the rear suspension of 1979-2004 Ford Mustangs. The kit includes specially designed mounting brackets, single-adjustable aluminum coil-over shocks, springs, and the necessary hardware. The fully threaded aluminum shock body allows up to 2 inches of lowering from stock, and the 18-way single-adjustable valving can be set from a comfortable street ride to firmer track-oriented damping with a turn of the knob. The kit bolts in and is backed by QA1's lifetime shock warranty. It does not fit Cobra IRS models.
Specifications:
- Type: Rear coil-over conversion kit
- Shock: Single adjustable, 18-way, billet aluminum, fully threaded
- Spring: 130 lb/in rate
- Lowering: up to 2 in from stock
- Includes mounting brackets, shocks, springs, and hardware
- Fitment note: does not fit Cobra IRS
- Made in the USA
- Part number: RCK52402
Vehicle Applications:
- 1979 Ford Mustang
- 1980 Ford Mustang
- 1981 Ford Mustang
- 1982 Ford Mustang
- 1983 Ford Mustang
- 1984 Ford Mustang
- 1985 Ford Mustang
- 1986 Ford Mustang
- 1987 Ford Mustang
- 1988 Ford Mustang
- 1989 Ford Mustang
- 1990 Ford Mustang
- 1991 Ford Mustang
- 1992 Ford Mustang
- 1993 Ford Mustang
- 1994 Ford Mustang
- 1995 Ford Mustang
- 1996 Ford Mustang
- 1997 Ford Mustang
- 1998 Ford Mustang
- 1999 Ford Mustang
- 2000 Ford Mustang
- 2001 Ford Mustang
- 2002 Ford Mustang
- 2003 Ford Mustang
- 2004 Ford Mustang
FAQ
What Mustangs does the QA1 RCK52402 kit fit?
It fits 1979-2004 Ford Mustang models as listed in the vehicle applications section above. It does not fit Cobra IRS models.
How much can the Mustang be lowered with this kit?
The fully threaded aluminum coil-over body allows up to 2 inches of lowering from stock ride height.
What spring rate is included?
This kit includes 130 lb/in springs tuned for street-driven cars.
Are the shocks adjustable?
Yes. The kit uses 18-way single-adjustable aluminum shocks that can be tuned from a comfortable ride to firmer valving.

