Differential - Lockers

Part Number: RD147 Dana Model 44 Axle 35 Spline (Upgraded Spline) Gear Ratio 3.73 & Down * Newer OEM Dana 35, Dana 44,& Chrysler 8.25" ring gears may have 3/8", 7/16", or 1/2" ring gear bolts. * Air Locker flange holes must be drilled or reamed larger to suit 7/16" or 1/2" bolts. Learn More

The ELocker is built with precision-forged gears that are designed to mesh perfectly, providing improved strength and durability over a standard cut gear. * Requires Bearing LM102949 & Race LM102911 & Master Install Kit of the vehicle for the Shims. Learn More

The Powertrax Lock-Right Lockers performance is equal to a solid spool axle, yet automatically unlocks to allow full differentiation in turns. The locker also reduces the excessive noise, tire wear, and drivetrain damage associated with other lockers. Powertrax lockers replace the spider gears in your differential carrier without affecting your ring and pinion settings. The whole job can be done in your driveway with common hand tools in a couple of hours. A carrier is not included. Whether it... Read More Learn More

The Detroit Truetrac was the first type limited slip differential in the industry. The patented design of parallel axis planetary helical gears provide a quiet, automatic splitting of torque. Power transfer goes literally unnoticed by the driver, even in front wheel drive axles! The Truetrac performs like an open differential under normal driving conditions and automatically transfers torque to the wheel with better traction when ground conditions warrant. Learn More

The Yukon Grizzly Locker is a premium locker designed to get you traction for the trail in your Jeep. Learn More

A Yukon Grizzly Locker provides equal power to both wheels when engaged. Note: Rubicon models with thick-cut gears require the 3.73 gears or lower carrier. Learn More

A Yukon Grizzly Locker will give your Jeep equal power to both rear wheels when engaged. Learn More

This a replacement used for JK Rubicon model Jeeps. Genuine Spicer light vehicle axle products are manufactured to the same high standards as original equipment (OE) parts because they are OE parts. Learn More

The ELocker's electromagnetic locking mechanism is the next generation of aftermarket differential technology. * Requires Bearing LM102949 & Race LM102911. Learn More

Part Number: RD101 Dana Model 30 Front Axle 27 Spline Gear Ratio 3.54 & Down * Quadradrive traction control vehicles require non-Quadradrive axle shaft replacements for Air Locker installation Learn More