Accessory Drive Belt Tensioner Assembly. Adjusting pulley with Lever.
Assembled device that applies load to the Drive Belt. For Compressor Belt.
Accessory Drive Belt Tensioner Assembly
Fits M3
4.0 LITER, AC BELT.
Drive Belt Tensioner - Repair or Replace
A squeaking or squealing noise from your engine bay is usually due to a loose drive belt. Consider replacing the drive belt tensioner on your .