Transmission output shaft seal replacement

A4uj This video deals with changing the output seal on a transmission if you have a 4xit will take a bit more work. DIY: Here we show how to replace an oil seal or output shaft seal on a rear wheel drive, automatic transmission Chevy truck. Should be the similar for most RWD AT vehicles.

An output shaft seal , or what is also called an axle shaft seal , is the seal located between the driveshaft, and transmission panel. It is a circular disk designed to keep transmission oil from leaking onto the driveshaft. Automotive: transmission output shaft seal transmission output shaft seal.

We know our parts and products. The front output shaft seal is an oil seal that is installed on the front of transfer cases. As its name implies, the front output shaft seal is responsible for sealing the front output shaft of the transfer case, keeping the gear oil or transmission fluid inside of the unit. And this is the housing of the output shaft seal area, it looks pretty grungy so I will clean it out later before reassembly. Here, I am using the seal puller to work out the old seal.

I found it best to gently work areas to evenly pull the seal. The transmission output shaft seal can leak over time as the sealing lip wears. You may notice a leak toward the rear of your transmission. Be sure to check the shift selector shaft seal as well. Vehicles equipped with four wheel drive employ a gearcase to switch among two wheel drive, high gear four wheel drive, neutral mode, and low gear four wheel drive.

Save output shaft seal replacement to get e-mail alerts and updates on. The output shaft seal controls transmission oil leakage around the driveshaft. Replacing transmission oil seals. Continued failure of this seal usually indicates a worn output shaft bushing. If so, there will be signs of the same wear on the driveshaft where it contacts the seal and bushing.

The driveshaft output shaft seal can leak over time as the sealing lip wears.

See our tech article on manual transmission selector shaft seal replacing. The average cost for an axle shaft seal replacement is between $2and $274. Labor costs are estimated between $1and $2while parts are priced at $25. Estimate does not include taxes and fees. This seals the driveshaft where it attaches to the output shaft of the transmission.

It is attached at this point with the use of splines.

As the vehicle moves, the driveshaft moves in and out as bumps are encountered. A similar seal on a rear-wheel drive car is the output shaft seal and luckily replacing these seals is less expensive because the transmission doesn’t need to be removed. In some cases, the transmission fluid doesn’t need to be drained either keeping repair costs very reasonable.

Clean all surfaces and apply a light coat of grease on the transmission seal. Learn about this problem, why it occurs, and how to fix it. This shaft transfers power from the engine to the gears in the transmission and will have an oil seal around it.

I learned later that the weak 18-spine output shaft between the tranny and xfer case had broken. This direct replacement OEM Ford seal mounts on the tailhousing of a T- AOD or Ctransmission and prevents leaking from the driveshaft yoke. How do you change the rear output shaft seal leaking at rear of transmission only when running.

Output shaft replacement. Remove this with a pry bar or a seal puller. Make sure not to scratch the shaft. Install the new seal and replace the flange and drive shaft.

Fill with new transfer case fluid and lower the vehicle. But I wonder if it might be the mating surface area between the tranny output shaft and the half shaft (bolts that hold the two together). This distributor gear is filled with gear lube, it has the gears that drive the the transmission output flange and the final drive - front, on the forward bottom side of the transmission. REPLACEMENT OF TRANSMISSION EXTENSION-CASE GASKET AND OUTPUT - SHAFT SEAL ON ’XJV.

There are two seals and cannot get the inner seal to come out. Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. The site for Ford truck owners, by Ford truck owners. Help with transmission input shaft seal replacement Okay.

I was under there today whenver the truck was on the rack at the muffler shop and noticed that something on the transfer case was leaking. Is this a symptom of a bearing on the output shaft or something. STi : Rear output shaft seal replacement. Lubricate the seal lip with transmission fluid.

Carefully guide the axle shaft past the lip seal. Apply grease to the output shaft splines. Ok so my rear output shaft seal (aka rear transmission seal , extension seal or rear transfer case seal ) started leaking.

I am thinking its an oil seal and those are pretty easy since I have done lots of them. For the last 30K or so (160K total), I have had a leaking rear output shaft seal on the transfer case. I replaced the seal several times ($each time) and it would stop for around 5K then start leaking again. Global Transmission Parts is not liable for any errors or omissions.

Take note of how these “ shaft within a shaft ” levers are installed. There’s an outer manual-shift-lever lip seal and an inner kickdown lever O-ring seal to remove at this time. Step-10: Use Flat-Blade Screwdriver (Professional Mechanic Tip) Manual shift lever lip seal pops out with a large flatblade screwdriver.