What is the best rear differential oil?
The Best Gear LubricantsMobil 1 Synthetic Gear Lube LS.
Thanks in part to synthetic base oils, Mobil 1 Synthetic Gear Lube LS is stable across a wide range of temperatures.
Red Line MT-90.
Royal Purple Max Gear.
Lucas Synthetic Gear Oil.
Valvoline SynPower Full Synthetic Gear Oil.
Castrol Syntrax Limited Slip..
What kind of fluid goes in a rear differential?
Every front or rear axle is filled with a special oil (also called differential fluid, or gear oil) that takes care of this. The differential fluid lubricates the gears, bearings and other internal parts, and provides cooling to these components as well.
Does changing differential fluid make a difference?
Benefits of Differential Fluid change Getting the old fluid out of your car can ensure it runs smoother and prevents any damage to the gears, which would make the differential fluid change cost much higher than just changing the oil itself.
When should I change my rear differential fluid?
How Often Should the Rear Differential Fluid Be Changed? The recommendation of most car manufacturers is that you change your rear differential fluid about every 30,000 miles to 60,000 miles. Look at the owner’s manual of your car to find the exact mileage amount.