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.
USA Standard Spool For Ford 9in / 31 Spline - ZP FSF9-31
Yukon Gear & Axle
MSRP:
$139.00
$127.36
(You save
$11.64
)
- SKU:
- YUKZP FSF9-31
- UPC:
- 883584590040
- Shipping:
- Calculated at Checkout
- MPN:
- ZP FSF9-31
- Product ID:
- 4374730