Differentials

The Spartan Locker delivers reliable, 100% lockup traction at a low cost. This heavy-duty cross pin shaft has been double drilled to accommodate roll pin or cross pin bolt designs.Installation Instructions

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 .748" outside diameter.Installation Instructions

The Spartan Locker delivers reliable, 100% lockup traction at a low cost. It features heat-treated 9310 steel internals for enhanced durability. This heavy-duty cross pin shaft is engineered and manufactured to the highest standards.Installation...

Spartan Lockers deliver reliable, 100% lockup traction at a low cost. This Spartan Locker Spring & Pin Kit includes springs, alignment pins, and retainer wires.Installation Instructions

The Spartan Locker is a lunchbox locker that delivers reliable, 100% lockup traction at a low cost. It's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!Installation Instructions

The Spartan Locker is a lunchbox locker that delivers reliable, 100% lockup traction at a low cost. It's design does not use the thrust washers and has a revolutionary spring and pin design that makes installation a snap!Installation Instructions

The Spartan Locker by USA Standard Gear provides reliable traction at a low cost. The Spartan Locker's patent pending design replaces the spider gears in a standard carrier case, does not use the thrust washers, and has a revolutionary spring-and-pin...

The Spartan Locker by USA Standard Gear provides reliable traction at a low cost. The Spartan Locker's patent pending design replaces the spider gears in a standard carrier case, does not use the thrust washers, and has a revolutionary spring-and-pin...

Ford Racing Traction-Lok differentials optimize your vehicle's traction by transferring the power to both rear wheels. These limited slip differential units use heavy plate-style clutches to ensure your engine's full power potential makes it to the...

Designed for use with 1350 U-joint flanges, Cobra pinion flanges from Ford Racing are replacements for the original equipment. These pinion flanges will fit all 8.8 in. rear-drive pinions and offer a perfect fit for your Ford. These pinion flanges are...

The Detroit Truetrac is a helical-gear style, limited-slip differential that maximizes wheel traction and enhances driving characteristics. Maintenance-free, it features smooth, automatic operation in forward and reverse. Its versatility makes Detroit...

Yukon Full Spools are a cost-effective way to convert a diff to 100% lockup. Installation is easy as they install in place of your differential carrier assembly. Each Yukon spool is made from high-quality 8620 steel and heat treated for additional...