2428-89447
Accessory Drive Belt Tensioner
Mack

This tensioner maintains proper tension on the accessory drive belt, which powers essential components such as the alternator, power steering pump, and air conditioning compressor. Proper tensioning prevents belt slippage, reduces wear, and ensures efficient operation of belt-driven accessories. Its spring-loaded mechanism adapts to belt elongation over time, maintaining consistent tension and prolonging belt life. A reliable tensioner minimizes the risk of belt failure, which can lead to costly repairs and vehicle downtime. Its robust design withstands the harsh conditions of engine compartments, ensuring long-lasting performance. Source One Parts Center offers this high-quality tensioner, a critical component for maintaining your truck’s accessory belt system in peak condition.