BMW Belt Tensioner/Pulley 11287557851

This Belt Tensioner/Pulley is a critical component for your BMW's accessory drive system. It maintains the correct tension on the serpentine belt, preventing slippage and ensuring that all accessories, such as the alternator, power steering pump, and air conditioning compressor, function efficiently. A worn or faulty tensioner can lead to premature belt wear, noise, and potential failure of these essential components. Replacing it with this high-quality part from BMW guarantees compatibility and durability, restoring your engine's smooth operation. Crafted to meet BMW's stringent manufacturing standards, this tensioner/pulley assembly is built to withstand the demanding conditions under the hood. Trust in genuine BMW parts to maintain the integrity and performance of your vehicle.

• Genuine BMW part for guaranteed fit and performance
• Maintains proper serpentine belt tension
• Prevents belt slippage and accessory malfunction
• Ensures smooth and quiet engine operation
• Durable construction for long-lasting reliability
• Direct replacement for part number 11287557851
• Essential for the proper functioning of alternator, power steering, and A/C