Genuine BMW Belt Tensioner and Pulley (Part No. 11281731220)

The belt tensioner and pulley assembly is a critical component in your BMW's engine, responsible for maintaining the correct tension on the serpentine belt. This belt drives essential accessories such as the alternator, power steering pump, air conditioning compressor, and water pump, ensuring they operate efficiently and reliably. Proper tension prevents belt slippage, which can lead to reduced accessory performance and increased wear. Opting for a genuine BMW part like this tensioner and pulley (Part No. 11281731220) guarantees the highest standards of quality, precision fit, and durability. Engineered specifically for your BMW, it ensures seamless integration and optimal performance, just as the factory intended. This helps to extend the lifespan of your engine's accessory drive system. A worn or failing belt tensioner can manifest as squealing noises, premature belt wear, or even complete accessory failure, potentially leaving you stranded. Replacing this vital component with a high-quality, genuine part restores the integrity of your engine's accessory drive, providing peace of mind and reliable operation for miles to come.

• Genuine BMW OEM part for guaranteed quality and fit
• Ensures optimal tension on the serpentine belt
• Prevents belt slippage and premature wear
• Maintains efficient operation of engine accessories (alternator, AC, power steering, water pump)
• High-quality construction for long-lasting durability
• Direct replacement for specific BMW models
• Helps eliminate squealing noises from the accessory drive
• Restores reliable engine performance and peace of mind