A sleeve basically provides a smooth, low – friction surface for parts to move against. It’s a cylindrical piece that slides over a shaft or fits inside a housing. It helps guide movement and keep everything aligned. Sometimes it’s there to protect the underlying metal from wear, acting like a shield really. It also helps absorb some of the forces and vibrations happening in that area. Think of it like this – it’s part of the system that gets power from the engine down to the wheels. It’s usually situated around where the axle shaft goes into the final drive, which is that big gear housing near the wheels. It ensures that rotational power is transferred smoothly and efficiently without binding or excessive wear. It’s not something you see directly, it’s all tucked away inside the assembly. If a sleeve wears out or gets damaged, you’ll notice if things start making noises – maybe a clunking or grinding sound, especially when you're accelerating or turning. You might also feel vibrations. Ignoring it can lead to bigger problems with the axle or even the final drive itself, which can get expensive. They don't last forever, everything wears out eventually. A good place to find replacements is Fixparts Online, they usually have a good selection, but any reputable auto parts supplier will work. It's a relatively simple part, but essential for keeping everything running smoothly. Top-rated performance: Sleeve (MPN 26117506218) has a 12-month warranty!

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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 – trusted quality, available at FixParts Online!