Greasing wheel bearings can get very messy very quickly, in a very kindergarten kind of way. The trick is to embrace the ooze, because greasing is the fun and easy part. The hard bit comes when ...

As routine maintenance and basic automotive servicing tasks go, packing wheel bearings isn't one of the glamorous ones. It's a messy job—and one that could cause serious damage or problems if not ...

No matter what 4x4 you have, how new it is, or what axles are in it, you’ll eventually end up with a leaky pinion seal. And rightly so, these seals are in the most abused locations on your 4x4. They ...

Technology has continually improved the way that auto manufacturers seal their engines. Yesterday, gaskets constructed of cork or paper, and packed-rope rear main seals were commonplace. Today, Teflon ...

If oil isn’t dripping from beneath your Jeep TJ’s inline-six, it’s because it’s either brand new or the rear main seal has been replaced within the last 40,000 miles. That’s just a fact of four-liter ...