20855760
Accessory Drive Belt Tensioner
Volvo

This tensioner maintains proper tension on the accessory drive belt, ensuring efficient operation of components such as the alternator, power steering pump, and air conditioning compressor. Its spring-loaded mechanism automatically adjusts to compensate for belt stretch and wear, preventing slippage and maintaining optimal performance. A reliable tensioner reduces belt noise and prolongs the lifespan of the belt and associated components. Proper tensioning is vital for preventing accessory system failures and ensuring consistent vehicle operation. Easy to install and adjust, this tensioner is a key part of the belt drive system. Source One Parts Center provides this high-quality tensioner, built to withstand the demands of heavy-duty truck environments.