Keep the serpentine belt tracking true and every accessory spinning with the Hayden Accessory Drive Belt Idler / Tensioner Pulley 5971. It drops in as a direct-fit replacement across hundreds of applications, including the 1999-2013 Chevrolet Silverado 1500 (V8-4.8L, V8-5.3L, V8-6.0L, V8-6.2L), 1999-2013 GMC Sierra 1500 (V8-4.8L, V8-5.3L, V8-6.0L, V8-6.2L), and 2011-2012 Ram 1500 (V6-3.7L, V8-4.7L) — see the Buyer's Guide tab for the full list of years, makes, models and engines.
- Backed by Hayden: over 45 years of automotive cooling experience behind every pulley.
- Plastic construction: engineered for longer life and improved dampening.
- High-grade bearings: built to withstand higher operating temperatures.
- OE-grade build: 6-groove pulley measuring 28.7 mm wide, with a single mounting hole.
Mounted on the serpentine accessory drive, this idler / tensioner pulley rides against the belt to guide and route it, keeping the belt aligned and properly tracked as it turns the engine accessories. Maintaining proper belt contact helps limit slip and the noise it can cause. Mounting hardware is not included — consult the vehicle service information for the correct fasteners and whether they may be reused. Listed under both idler and tensioner pulley names. Country of origin: China.
