Yukon Gear & Axle · New
USA Standard Spartan Locker 8.5in GM Spartan Locker Cross Pin
MPN SL XP-GM8.5 · Store SKU yukSL XP-GM8.5
Supplier stock checked 11/8/2026, 10:02:34 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
The Spartan Locker delivers reliable, 100% lockup traction at a low cost. This heavy-duty cross pin shaft is engineered and manufactured to the highest standards. Spartan Locker heavy-duty cross pin shaft, GM 8.5" diff, measures .795"
Manufacturer fitment & guides
Check SL XP-GM8.5 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y