Hyperco Locker Springs are designed for use in most popular Ford 9-inch based “Detroit Locker” rear differential assemblies. They are used in most popular forms of Circle Track racing. The cone-shaped Locker Spring is designed to run in a load range to allow the “locker-style” differential to operate properly.
Features
- Provide 68 – 73 lbs of force in operating range
- Work best on short tracks up to 1 mile in length
- Material: 17-7 Stainless Steel
- Extended tolerance of high operating temperatures
- All classes using the Ford 9-inch based, “Detroit Locker” rear differentials
- Extensive use in all types of circle track racing, some road racing, and drag racing applications
- Street Performance
Proposition 65 Warning:
This product may contain chemicals known to the state of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
