Trac Loc Limited Slip Rear Carrier w/Bolts - 31 Spline, Ford 9''

Limited Slip Trac-Lok Differential

Boost traction and performance with this New Limited Slip Trac-Lok Differential, designed for Ford 9-inch rear differentials with upgraded 31-spline axle shafts. This premium Trac-Lok unit delivers smooth, balanced torque distribution to both rear wheels, minimizing tire spin and maximizing traction whether on the street, trail, or track.

Ideal for 1966–1977 Classic Ford Broncos and other Ford 9-inch applications with upgraded axles, this differential comes with a set of extended ring gear bolts — required when replacing an open carrier. Built from high-strength forged steel and precision-machined for long-lasting durability and quiet operation, it’s the perfect combination of strength and performance.

Key Features:

• Fits Ford 9-inch rear differentials with 31-spline axle shafts

• Compatible with 1966–1977 Ford Broncos and similar Ford 9-inch setups

• Limited Slip Trac-Lok design for improved traction and control

• Includes set of lengthened ring gear bolts for correct installation

• Made from forged, high-strength steel for lasting durability

• Direct-fit replacement for open carrier differentials

• Ideal for upgraded drivetrains, restorations, or off-road builds

Upgrade your Bronco’s traction and stability with this Limited Slip Trac-Lok Differential for Ford 9-Inch (31 Spline) — engineered for strong, consistent performance on any terrain.