ACDelco Professional Belt Tensioner Assembly

The ACDelco Professional Belt Tensioner Assembly is a drive belt tensioner (also called a serpentine belt tensioner or automatic belt tensioner) designed to keep the correct tension on the accessory drive belt. ACDelco Professional parts are engineered as quality replacements for a wide range of applications.

Key Features:

• Maintains consistent belt tension to help drive the alternator, power steering pump, water pump and air conditioning compressor
• Complete assembly design for straightforward replacement
• Built to match the form, fit and function of the original part
• Helps reduce belt slip, noise and premature belt wear
• Backed by the ACDelco brand, which has a long history in the automotive aftermarket

Replacing a worn tensioner helps protect the drive belt and the accessories it powers. Many technicians replace the tensioner together with the belt for lasting performance.