Knowledge is priceless. That's true generally, and it's especially true when you want to upgrade your 4x4's axles. Because of the investment and the work involved in this type of upgrade, it's ...

4x4 axles come in all shapes and sizes for recreational and competition wheelers. From the heavy-duty 21⁄2-ton Rockwell to the classic lightweight Dana 30, each axle has its own definitive qualities.

State laws are the biggest factor governing use or non-use of auxiliary lift axles on trucks and trailers. Many states have patterned their weight limits after the federal Formula B law, which ...

An axle shaft is a component of a vehicle's suspension system that transmits torque from the differential to the wheels and supports the vehicle's weight. It is a rotating rod or shaft that connects ...