Dayco Automatic Belt Tensioner 89449 SRT Height: 40mm

Height: 40mm

Special design thermostat integrated into housing with jiggle pin

Flange to base: 58mm

Outside diameter: 163mm

non- harmful clay based grease containing castor oil for use when contact with natural and/or synthetic rubber is likely to occur

Dayco Automatic Belt Tensioner 89449 SRT Height: 40mmDayco 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