Yukon Gear & Axle · New
USA Standard Spartan Locker 12 Bolt GM Spartan Locker Cross Pin
MPN SL XP-GM12 · Store SKU yukSL XP-GM12
Supplier stock checked 11/8/2026, 9:19:45 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. Measures .808" outside diameter. Spartan Locker heavy-duty cross pin shaft, GM 12 bolt diff, measures .808"
Manufacturer fitment & guides
Check SL XP-GM12 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y