QA1 aluminum shock extensions add a little more length when needed for an application. Part 9029-164 features a 9/16-18 UNF thread and a 2in length, and it fits all QA1 Circle Track shocks except the 70 and 82 Series. These replacement and service parts help keep a car performing at its best on the road or track.
Specifications:
- Type: Shock extension
- Thread: 9/16-18 UNF
- Length: 2in
- Material: Aluminum
- Fits all QA1 Circle Track shocks except 70 and 82 Series
- Part number: 9029-164
FAQ
What thread and length does the 9029-164 shock extension have?
It has a 9/16-18 UNF thread and a 2in length.
Which shocks does the 9029-164 extension fit?
It fits all QA1 Circle Track shocks except the 70 and 82 Series.
What is a shock extension used for?
A shock extension adds length to a shock when a little more is needed to fit a particular application.

