Your BMW’s drive belt tensioner is responsible for maintaining constant tension on your vehicle’s drive belt to prevent slipping or under the driving of important accessories such as the alternator and power steering pump.
Note: Includes the pulley as part of the assembly
Part #’s
11-28-7-627-052 / 11 28 7 627 052 / 11287627052
11-28-4-600-341 / 11 28 4 600 341 / 11284600341
11-28-7-586-900 / 11 28 7 586 900 / 11287586900
