Dayco Automatic Belt Tensioner APV2540 Semi Synthetic Equivalent to Ryco RTK28 and

Equivalent to Ryco RTK28 and RTK64

mineral automotive gear oil manufactured with modern extreme pressure additives and friction modifiers meeting the requirements of API GL-5/6 and MT-1

Equivalent to Ryco RTK101

Foot Dia: -mm

Dayco Automatic Belt Tensioner APV2540 Semi Synthetic Equivalent to Ryco RTK28 andDayco 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