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.

4H vs 4L, What’s the Difference?

4H vs 4L

If you’ve ever driven a 4WD truck or SUV, you’ve probably noticed the 2H, 4H, and 4L settings near the gear selector. Most drivers know these modes have something to do with four-wheel drive, but knowing exactly when to use them isn’t always straightforward. Should you switch to 4H when driving through snow? Is 4L […]

download catalog now!