Belt tensioner failure is common in several BMWs. If your belt is still in good shape and the only critical component that you need to replace is your drive belt tensioner, we have quality OE aftermarket and Genuine BMW options available for your BMW.
Used to tighten the A/C drive belt. The A/C drive belt is tightened by a separate belt tensioner. If you notice yours is worn at your next belt service, replace it with a new part.
