What is the average cost to rebuild a differential?

Depending on the make and model of your car, as well as its condition, expect to spend between $1,500 to $4,000. The other factor is if you buy a new rear-diff or a used/rebuilt one.

How do you know when your rear differential is bad?

A bad rear differential will develop a series of strange noises. It could be a whirring noise, a humming noise, growling noise, or whining noise. However, the most common sound of a bad differential is whining or howling noise, indicating a damaged or worn-out ring and pinion gears.

How does a Ford 9 inch rear end work?

One of the features which distinguishes this axle from other high-performance or heavy-duty domestic solid axles is that unlike other axle designs, access to the differential gears is not through the rear center cover; rather, in the Ford 9 inch, the rear cover is welded to the axle housing, and access to internals is …

What causes a rear differential to go bad?

The most common cause of a bad differential is lack of oil, which could result in grinding at high speed, cause the carrier to break, or in most cases, block the rear wheels.

Can you rebuild a rear axle?

Altering the axle ratio or swapping a limited-slip differential in place of an open differential can greatly change the performance and feel of the vehicle. This chapter covers most of the in-depth processes required to rebuild the complete rear-axle assembly.

Can a bad differential cause transmission problems?

When the differential doesn’t perform well, it creates metal-on-metal friction that wears down surfaces. The resulting heat weakens gears and can cause component failure and transmission problems. Faulty performance also causes extra wear and tear on tires.

How long does a rear differential last?

The lifespan of a differential depends on various factors, such as driving habits, level of maintenance, the type of oil used during servicing, and many more. Under regular use and proper maintenance, differentials should last 150,000 miles or the life of a vehicle.

Can rear differential cause transmission problems?

When the differential doesn’t perform well, it creates metal-on-metal friction that wears down surfaces. The resulting heat weakens gears and can cause component failure and transmission problems.