Installing a quality USA Standard Gear spool is a cost-effective way to get 100% lockup. Installation is easy as they install in place of your differential carrier assembly. Each USA Standard Gear spool is made from high-quality 8620 steel and heat treated for additional strength. A spool is an outstanding choice for dedicated off-road and drag racing vehicles only.
- Category:
- Drivetrain>Differentials
- LTL:
- N
- MPN:
- ZP FSD44-4-30UP
- Proposition 65:
- N
- Special Order:
- Y
- Core:
- N
