A typical grease fitting consists of a bearing surrounded by a rubber sealing system and is fed grease through a zerk fitting. Periodic greasing forces used grease out of the fitting and replaces it ...

Grease both the fittings on the fifth wheel and the top plate. Clean the top surface of the plate first, then distribute grease all around. Your truck’s chassis is a complicated system of moving parts ...

The circle of DIY home auto techs who still remember greaseable fittings on their vehicles is getting smaller every year; we are an aging demographic. But the debate on greaseable versus ...