How much does it cost to replace transmission rear seal?

Rear Seal Replacement Cost But, the rear seal is more accessible so you won’t have to pay as much for labor. You can expect to pay about $200 on average to replace a leaking rear transmission seal.

How much does it cost to fix a transmission seal leak?

How Much do Transmission Leaks Cost to Repair? The cost to fix a transmission fluid leak in a vehicle can be as little as $150 to replace a seal and around $1,000 to for a new torque converter.

Is the rear main seal part of the transmission?

The rear main seal keeps oil sealed inside the rear of the engine, where the crankshaft connects with the transmission. It can be expensive to repair, often $600 or more, because it typically involves removing the transmission and, in some cases, all or part of the engine.

What causes a transmission seal to leak?

Causes of Transmission Fluid Leaks One reason for a leak might be high-temperature wear and tear has caused the pan seals on your transmission to break and leak fluid. Over time, road debris and heat can cause the transmission fluid lines to crack or break, which can cause fluid to leak out.

What causes a rear main seal to go out?

The most common cause of rear seal leaks is age and/or high mileage. The seal can also leak due to the vehicle being stored for an extended period of time, or from running the engine low on oil. This causes drying and hardening of the seal leading to shrinking, cracking and tearing of the rear main seal.

Is it okay to drive with a small transmission leak?

While driving with a small transmission fluid leak is not inherently unsafe, it’s still a good idea to locate the source of the leak so you can get it repaired. If you ignore it for too long, you’ll possibly end up with an expensive repair and a non-working vehicle until you can remedy the problem.

How many seals are in a transmission?

There are two main external seals: the front seal and the rear seal. The front seal seals the point where the torque converter mounts to the transmission case. This seal allows fluid to freely move from the converter to the transmission but keeps the fluid from leaking out.

Can a rear main seal leak damage transmission?

Being made of rubber, it can get corroded or weakened with time and normal use. If it does start to leak, then it can lead to major problems, usually within the transmission.