Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Changing the car differential oil—it's one of the most-overlooked maintenance ...

Differential fluid, also called gear oil, is the fluid that is poured into the rear differential housing. It needs to lubricate the clutches, gears, and bearings in the rear end.

Internal gear is integral with differential housing and sun gear is mounted on a sleeve which is free to revolve on the axle shaft within the dual-ratio housing. It goes on: ...

Witness the meticulous process of restoring a truck's differential gear housing. Watch how skilled techniques bring worn out parts back to life, ensuring smooth operation and reliability for heavy ...

Check out the new Rock Assault replacement axle housing from Trail Gear that is a stout and affordable housing swap for 1986-1995 Toyota Pickup Trucks and 4Runners that is a cheaper alternative to ...

Simply put, portal axles use a series of gears and a housing mounted on the axle ends or control arms next to the wheel to increase ground clearance under the axle.

The differential itself was taken from a BMW E46 3-Series, specifically a 2.0-liter diesel model. The work began by removing the differential’s center gears from its big, hefty iron housing.

Learn how to install in a drain-plug into a 8 3/4 differential housing for our 1971 Plymouth Road Runner. ... changing the gear oil in an 8 3/4 differential is a different story entirely.

If you want to do it yourself, most cars have drain and fill plugs on the differential housing. Raise the car with a jack, drain the oil into a pan, and open up the housing .

You have heard the term, but you may not know of what a limited-slip differential is or does. We break it all down for you, and tell you why you might want one.

According to GlobalData’s company profile on Dana, Differential gear shafts was a key innovation area identified from patents. Dana's grant share as of September 2023 was 55%.