This Spartan Locker cross pin fits GM 8.5" and 8.6" differentials and is engineered to work with Spartan Locker or standard open spider gears. Manufactured to high standards, the heavy-duty cross pin shaft serves as a reliable internal replacement for GM axle housings in need of a durable locker-compatible cross pin.
USA Standard Spartan Locker 8.5in GM Spartan Locker Cross Pin