Note: XJXParts is not related to any product or model code such as ‘xjx-400’, ‘xjx-212’, or other similar terms. Our focus is exclusively on differential and drivetrain technology.

Auto vs. Manual Lockers

4x4-Lockers

Few upgrades transform off‑road performance as dramatically as adding differential lockers. Many Jeep owners start with a rear locker and, after experiencing the huge traction gain, eventually add a front locker as well. However, different locker types behave very differently on pavement and on the trail, and choosing the wrong setup can hurt drivability and […]

download catalog now!