Approx 2 quarts
75-140 synthetic
75w90 gear oil.
A hung brake, a bad wheel bearing, a bent axle, seized gears in the differential. Or, probably rarely, faulty traction control or ABS (if equipped).
No
It could have a limited slip rear end.
Floor it. If both tires burn rubber or turf grass you have locking rear. Lift both rear tires off the ground with your transmission in neutral turn one wheel in a forward direction, if the other goes in the same direction you have a locking differential, if it turns in the opposite direction you don't.
Inside the rear axle.
To take care of unequal torque power distribution, the selectable (manual) and automatic locking rear differentials were developed. The wheels of a car fitted with a locking differential will have the same rotational speed as they are interlinked or locked in relative motion to each other. Regardless of the traction (friction) experienced by a wheel, the rotational speed is maintained and to be the same for both. Locking rear differential offers better traction for wheels compared to the open one.
2996 dodge Dakota ABS lightIf you notice the speedometer is also not accurate the problem is most likely the rear ABS speed sensor. This is located on the top of the rear differential housing of the truck. It is simple to change, and caost about $45.
The 01 ram 2500 has a possy rear end. it depends if it was ordered with a limited slip carrier. the diffs do not come with lockers. if it has a tow package it most likely has a a limited slip.
It is in the center of the differential cover.