Grease — Axle

Friction generates intense heat that can literally weld parts together.

Modern axle grease is a marvel of chemical engineering. It typically consists of a base oil (like petroleum) thickened with "soaps" like or calcium sulfonate . These thickeners give the grease its tackiness, while additives like molybdenum disulfide (often called "moly") provide extra protection against heavy impacts. Why Your Vehicle Craves It Without high-quality grease, your axles would succumb to: axle grease

Tractors and loaders often have specific "grease points" (zerk fittings) that require heavy-duty polyurea or lithium complex grease to handle rugged terrain. Maintenance 101: How to Grease Your Axle Friction generates intense heat that can literally weld