The Corteco 01033861B is a differential shaft seal designed to prevent lubricant leakage from the differential assembly. It is a critical component within the drivetrain, specifically the differential, ensuring smooth operation and preventing damage to gears and bearings. This seal maintains proper lubrication levels, contributing to extended component life and reliable performance. Measuring 26 x 105 x 105 mm and manufactured in Hungary, this part provides a secure and durable barrier against contaminants, ultimately enhancing the overall efficiency and longevity of the differential. This seal’s job is pretty straightforward – it keeps the gear oil inside your differential and keeps dirt and water out. It's a circular gasket that fits around the axle shaft where it exits the differential housing. It spins with the axle and has to maintain a tight seal against the housing, even at speed. Think of your differential as the part that lets your wheels turn at different speeds when you’re going around corners. The axles are what actually deliver the power to those wheels. The differential shaft seal sits right where the axle shaft comes out of the differential. It's a crucial component in the drivetrain, making sure everything stays lubricated and functioning properly. Without it, things get messy, and quickly. Well, gear oil is vital for the differential’s gears. It keeps them lubricated, cool, and prevents wear. When this seal fails, oil leaks out. You’ll notice if it does, usually as a slick spot on the axle or under the vehicle. A leak isn’t just a mess, it means the gears aren’t getting the lubrication they need, which leads to damage, noise, and eventually, a very expensive repair. It’s also important to keep contaminants out—water and dirt can really mess up the gears. Ignoring a leaking seal is a short path to needing a complete differential rebuild. You can usually find these pretty easily, Fixparts Online carries a good selection, and replacing it is a lot cheaper than replacing the whole differential. Environmentally conscious choice: Differential Shaft Seal (MPN 01033861B) comes with a 12-month warranty!

About Corteco

Corteco, backed by the Freudenberg Group, delivers precision-engineered products for enhanced vehicle performance.

Why Choose Corteco?

• Corteco parts are made to the same high standards as original equipment, so you get reliable performance. • We offer a wide range of parts, covering many makes and models, making it easier to find what you need. • Corteco parts are tested to ensure they last, saving you money on repairs in the long run. • Our parts are designed for easy installation, meaning less time in the shop and more time on the road. Corteco – trusted quality, available at FixParts Online!