Lockers

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 perform..

When you need full locking traction, the AMC 20 Spartan Locker for the CJ rear axles delivers, and at an affordable price. Made from 9310 steel, this kit replaces the factory spider gears and thrust washer with a mechanical locking gear set and pairs with a performance cross shaft for even greater s..

The Chrysler 8.25 Spartan Locker from USA Standard Gear is made for the Cherokee and Comanche with 27 spline rear axles. This locker system replaces your factory spider gears and thrust washer with a set of locking gears and spring loaded pins. Made from 9310 steel for greater strength over factory ..

The Chrysler 8.25 Spartan Locker from USA Standard Gear is made for the 29 spline corporate axles found in Cherokee, Grand Cherokee and Liberty, after 1997. This locker system replaces your factory spider gears and thrust washer with a set of locking gears and spring loaded pins. Made from 9310 stee..

When you need full locking front traction for your JL Wrangler, the Dana 30 Spartan Locker delivers, and at an affordable price. Made from 9310 steel, this kit replaces the factory spider gears and thrust washer with a true locking gear set and paired with a performance cross shaft for even greater ..

When you need superior front traction for your off road Jeep, the Dana 30 Spartan Locker delivers. Made from 9310 steel, this kit replaces the factory spider gears and thrust washer with a mechanical locking gear set and paired with a performance cross shaft for even greater strength over the factor..

The Dana 35 Spartan Locker is made for the early Wrangler and Cherokee axles with a 1.56" side bore. This kit replaces your factory spider gears with new components made from 9310 steel, which lock the left and right rear axles together, delivering the same torque to each wheel. Built for the off-ro..

The Dana 35 Spartan Locker is made for the later Wrangler and Cherokee axles with a 1.62" side bore. This kit replaces your factory spider gears with new components made from 9310 steel, which lock the left and right rear axles together, delivering the same torque to each wheel. Built for the off-ro..

When you need full locking traction for your CJ-5, the Dana 44 Spartan Locker for the 19-spline rear axles stands out, and at an affordable price. Made from 9310 steel, this kit replaces the factory spider gears and thrust washer with a true locking gear set and pairs with a performance cross shaft ..

When you need full locking traction, the Dana 44 Spartan Locker for the 30-spline rear axles stands out, and at an affordable price. Made from 9310 steel, this kit replaces the factory spider gears and thrust washer with a locking gear set and pairs with a performance cross shaft for even greater st..

When you need full locking traction, the Dana 44 Spartan Locker for the 30-spline HD44 axles delivers, and at an affordable price. Made from 9310 steel, this kit replaces the factory spider gears and thrust washer with a mechanical locking gear set and pairs with a performance cross shaft for even g..

A Yukon Grizzly Locker will give your Jeep JK equal power to both rear wheels when engaged. When the conditions on the road or trail allow one of your wheels to slip, the Grizzly locker will engage and send 100% of the power to both sides, unlike a posi-traction unit which will only split the power ..

Yukon Gear & Axle's Mini Spool for Jeep Dana 44 axles is for hardcore off-road rigs. Install this in place of your spider gears and you will have full lock to both wheels, all of the time. Due to constantly being locked, mini spools are not designed for Jeeps that will be on the streets...

The Yukon Gear & Axle Zip Locker gives Jeep owners 100% control of their traction. With the flip of a switch you can convert from a standard open differential suitable for daily driving to fully locked when heading off-road. All without having to leave the driver seat. An on-board air system or comp..

The Yukon Gear & Axle Zip Locker gives Jeep owners 100% control of their traction. With the flip of a switch you can convert from a standard open differential suitable for daily driving to fully locked when heading off-road. All without having to leave the driver seat. An on-board air system or comp..

The Yukon Gear & Axle Zip Locker gives Jeep owners 100% control of their traction. With the flip of a switch you can convert from a standard open differential suitable for daily driving to fully locked when heading off-road. All without having to leave the driver seat. An on-board air system or comp..

The Yukon Gear & Axle Zip Locker gives Jeep owners 100% control of their traction. With the flip of a switch you can convert from a standard open differential suitable for daily driving to fully locked when heading off-road. All without having to leave the driver seat. An on-board air system or comp..

The Yukon Gear & Axle Zip Locker gives Jeep owners 100% control of their traction. With the flip of a switch you can convert from a standard open differential suitable for daily driving to fully locked when heading off-road. All without having to leave the driver seat. An on-board air system or comp..

The Yukon Gear & Axle Zip Locker gives Jeep owners 100% control of their traction. With the flip of a switch you can convert from a standard open differential suitable for daily driving to fully locked when heading off-road. All without having to leave the driver seat. An on-board air system or comp..

The Yukon Gear & Axle Zip Locker gives Jeep owners 100% control of their traction. With the flip of a switch you can convert from a standard open differential suitable for daily driving to fully locked when heading off-road. All without having to leave the driver seat. An on-board air system or comp..