QA1's GM Coil-Over Shock provides adjustable valving control as a bolt-in suspension upgrade. The lightweight billet aluminum coil-over shock offers single adjustable valving and uses a stud top with a 3.5 inch lower T-bar mount. It installs with basic hand tools, is 100 percent dyno tested and serialized, and can be serviced and rebuilt by QA1 authorized service centers. This part is a coil-over shock only and does not include a spring. Made in the USA.
Specifications:
- Type: GM coil-over shock, coil-over shock only (no spring)
- Adjustment: single adjustable
- Shock material: lightweight billet aluminum
- Compressed length: 9.63 in
- Extended length: 14.5 in
- Mounting: stud top, 3.5 in lower T-bar
- Made in the USA
- Part number: GS507
FAQ
Does this QA1 shock include a spring?
No. It is sold as a coil-over shock only and does not include a spring.
Is the shock adjustable?
Yes. It offers single adjustable valving to firm up or soften the ride.
What are the shock lengths?
The shock has a compressed length of 9.63 inches and an extended length of 14.5 inches.
How does it mount?
It uses a stud top with a 3.5 inch lower T-bar mount.
Where is it made?
It is made in the USA, 100 percent dyno tested and serialized.

