Basically, this seal keeps the fluids – usually gear oil – inside the transfer box and keeps dirt and water out. It sits around the shaft where it exits the box. Think of it like a really important gasket, but specifically for a rotating shaft. It’s a simple part, but it’s gotta do its job consistently. This seal is part of the drivetrain, so it’s pretty key to getting power from the engine to the wheels, especially if you have a four or all – wheel drive vehicle. The transfer box splits the power, and this seal helps ensure everything runs smoothly within that system. It’s not something that makes the car go, but it’s a component that keeps everything able to go. If this seal fails, you’ll start losing gear oil. You'll notice if you see oil leaking around the transfer box. That lost oil reduces lubrication, which can lead to wear and tear on the gears inside. That wear can quickly get expensive. Ignoring it can eventually cause serious damage to the transfer box itself. Replacing a seal is much cheaper and easier than replacing a whole transfer box, believe me. You can find these seals pretty easily, Fixparts Online has a good selection, and they’re usually a straightforward repair if you’re comfortable working on vehicles. It's a preventative thing really, catching a small leak before it becomes a big problem. Peace of mind guaranteed: Shaft Seal (MPN 27107539265) has a 12-month warranty!

About BMW

BMW is a premium German automobile manufacturer renowned for its innovative technology, luxurious designs, and dynamic driving performance.

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• Get parts made specifically for your BMW, ensuring a perfect fit and optimal performance. • BMW parts are engineered to last, meaning fewer repairs and more time on the road. • Using genuine BMW parts helps maintain your vehicle’s value. • You’ll get the same quality and reliability that BMW is known for, giving you peace of mind. BMW delivers excellence, FixParts Online delivers to your door.