Hayden 5982 Accessory Drive Belt Tensioner Pulley

Accessory Drive Belt Tensioner Pulley for Serpentine Systems

Hayden 5982 is an accessory drive belt tensioner pulley built for serpentine belt systems that use a 4-groove idler-style pulley. It is a black plastic pulley with a 3.750-inch outside diameter and a 0.6875-inch inside diameter for applications that require this OE-style configuration.

Compatible With 1987-1991 Chevrolet G10, G20, and G30 without air conditioning, plus 1987-1989 Chevrolet Astro and 1988-1989 Chevrolet C1500, C2500, C35, C3500, K1500, K2500, and K3500 without air conditioning. Also compatible with 1987-1991 GMC G1500, G2500, and G3500 without air conditioning, along with 1988-1989 GMC C1500, C2500, C3500, K1500, K2500, K3500, R2500, R3500, V3500, and 1987-1989 GMC Safari without air conditioning.

• Hayden Pulley line accessory drive belt tensioner pulley
• Idler / tensioner pulley style for serpentine belt routing
• Plastic construction with black finish
• 4-groove pulley design
• Meets or exceeds OEM requirements
• Mounting hardware not included

Hayden 5982 is used in accessory drive systems to maintain proper serpentine belt routing and pulley alignment on vehicles equipped without air conditioning. The pulley measures 95.250 mm outside diameter, 17 mm inside diameter, and 17.5 mm pulley width, with a 15.875 mm belt width specification. This part cross-references Four Seasons 45982 and Dorman - HELP 49023 for the same application.

Common Replacement Uses

• Worn or noisy idler pulley in the belt drive system
• Serpentine belt tracking issues caused by pulley wear
• Belt squeal related to pulley surface or bearing condition
• Accessory drive vibration from a damaged tensioner pulley
• OE-style replacement for a failed pulley on Chevrolet and GMC vans and trucks

Installation Notes and Tips

Verify pulley groove count, width, and bore dimensions before installation. This Hayden pulley uses a single mount hole and is intended for serpentine belt applications; confirm the vehicle is equipped without air conditioning, as listed in the fitment data. Inspect the belt, tensioner assembly, and adjacent accessory pulleys at the same time to avoid repeat service.

Quality Assurance

Hayden 5982 is an OE-style replacement pulley that meets or exceeds OEM requirements for the listed applications. The Hayden Pulley line is built for accessory drive service where correct belt alignment and pulley dimensions are critical.