Litens 900003A Idler Pulley for BMW Serpentine Belt System

The Litens 900003A is an idler pulley engineered to meet or exceed Original Equipment specifications, designed for precise serpentine belt routing and tension management in engine accessory drive systems. This premium quality part is manufactured to the same standards as the OEM component, ensuring reliable performance and extended service life.

Key Features:

• Constructed from glass-reinforced Nylon 6/6 or precision steel stamping for superior dimensional control and durability
• Features a moulded-in ball bearing for perfect fit and extended lifespan
• Steel variants include electro-deposited epoxy coating for excellent corrosion resistance
• Crowned running surface aids in proper belt tracking
• Includes necessary hardware and shields when required for complete installation

Litens, inventor of the first automatic belt tensioner in 1979 and the world's largest supplier of Original Equipment belt tensioning and routing products, ensures every idler pulley delivers consistent performance and reliability. Each pulley is perfectly suited to its specific location on the engine, considering factors like heat exposure and system tuning.