To answer Mike’s questions, let us first return to the basics. A rear main seal, or crankshaft seal as it is commonly referred to, is a big, round rubber seal between the engine and transmission. The ...

Few things are more annoying than seal leaks of any kind. They stain the driveway and lose all-important lubrication at the same time. Even more frustrating is replacing a seal in a differential that ...

It’s critical to lube the bearing before installation. The hub should be carefully mounted on the axle to avoid damage to the new seal. At the current rate of improvement in wheel-end systems, it ...