Febi 11-28-7-582-946 Drive Belt Tensioner Assembly for BMW

The Febi 11-28-7-582-946 is a high-quality aftermarket drive belt tensioner assembly designed to maintain proper tension on your vehicle's accessory drive belt. This serpentine belt tensioner maintains the correct tension on the serpentine belt, which drives various engine accessories, and prevents belt slippage to ensure all connected components operate efficiently.

Key Features:

• Complete tensioner assembly with automatic spring-loaded design
• Precision-engineered to OE specifications for proper fit and function
• Manufactured by Febi, a trusted global supplier with over 170 years of experience
• Replaces BMW OEM part number 11287582946
• Installation torque specification: 38Nm (approximately 28 ft-lbs)

Signs of Wear:

• Drive belt squealing while accelerating due to the tensioner not maintaining proper tension
• Belt slack or grinding noise from the front of the engine
• Visible wear or damage to the drive belt itself
• Engine accessories malfunctioning due to insufficient belt tension

The drive belt tensioner keeps constant tension on the drive belt around the accessory pulleys, ensuring reliable operation of critical components including the alternator, water pump, air conditioning compressor, and power steering pump. Regular replacement of worn tensioner assemblies helps prevent costly engine damage and maintains optimal performance.