This Febi Bilstein Crankshaft Pulley (174699) is a high-quality replacement part designed for optimal performance and durability. It features a 145 mm outer diameter, a 51 mm inner diameter, and 5 ribs. This part is compatible with various BMW models and meets OE specifications. For precise fitment, please use the vehicle identification tool or contact us with your vehicle details before purchasing. We are a UK-based seller with over 10 years of experience in the automotive industry, offering expert advice and a 60-day return policy. All items are shipped from the UK.