This is a high quality direct replacement ANTI LOCK BRAKES Speed sensor for BMW cars. ANTI LOCK BRAKES Speed Sensor - BMW 3-Series - Rear Left or Right Wheel - 3452XXXXXX If you are unsure if this part fits your car do not hesitate to contact us. You can contact us directly by phone (from 10pm to 4pm EST): 416-665-XXXX Or EMAIL US BY CLICKING HERE Returns: Returns and exchanges on new, uninstalled items only. All items carry a one year WARRANTY covering any manufacturer defects. Items that have been damaged or modified by the customer, improperly installed or improperly maintained are not covered by warranty. Warranty does not cover shipping, installation, labor, towing, rentals, storage, legal charges, lost wages or any other incidental charges.