Dayco Automatic Belt Tensioner APV2390 Microshield Continual research and development has

Continual research and development has led to a range of features designed to optimize vehicle performance

Flange diameter: 45mm

It features a double layer of engine wear protection with full zinc (approx

DMH3527 (x1)

Dayco Automatic Belt Tensioner APV2390 Microshield Continual research and development hasDayco No Slack Automatic Belt Tensioner is designed to maintain constant tension on serpentine belt drives. The serpentine belt drives consist of a single belt that powers most, if not all, of the engine's accessories. To maintain the proper tension throughout the drive, an automatic, spring loaded tensioner is incorporated into the drive system geometry. Dayco's Automatic Belt Tensioner features a patented "flat spring" design that's engineered to