Hayden 5959 Accessory Drive Belt Idler Pulley - Serpentine

Overview of Hayden Pulley Accessory Drive Belt Idler Pulley 5959

The Hayden Pulley 5959 is a steel accessory drive belt idler pulley designed for reliable serpentine belt tension and routing. Engineered to meet or exceed OEM specifications, this grey back idler pulley is compatible with various Chevrolet, Ford, Lincoln, Mazda, Mercury, Oldsmobile, and Pontiac models.

• Constructed from durable steel with a grey finish
• Single groove design for serpentine belt systems
• Inside diameter: 0.671875 inches (17 mm)
• Outside diameter: 3.250 inches (82.55 mm)
• Width: 1 inch (25.4 mm)
• Compatible with 1 inch (25.4 mm) wide serpentine belts
• Back idler pulley type with one mounting hole (hardware not included)
• Meets or exceeds OEM quality standards

Detailed Product Description

The Hayden Pulley 5959 is designed as an idler and tensioner pulley for accessory drive belt systems, specifically for serpentine belts with a 1-inch width. Its steel construction ensures durability and resistance to wear, while the grey color provides corrosion resistance. The pulley features a single groove to accommodate the belt securely, with precise dimensions including a 0.671875 inch inside diameter and a 3.25 inch outside diameter, making it suitable for a range of vehicle applications.

This pulley is classified as a back idler type, which means it supports the belt from the rear side, helping maintain proper belt tension and alignment. It includes one mounting hole for installation, though mounting hardware is not included. The part number 5959 identifies this specific pulley within the Hayden Pulley product line, which focuses on reliable and OEM-compliant pulley components for accessory drive systems.

Compatible Vehicles and Applications

This accessory drive belt idler pulley is compatible with multiple vehicle makes and models, including Chevrolet Malibu, Monte Carlo, and Corvette; Ford Mustang, Ranger, Taurus, and Thunderbird; Lincoln Continental, Mark VI, Mark VII, and Town Car; Mazda 626; Mercury Cougar, Grand Marquis, and Sable; Oldsmobile Cutlass Cruiser; and Pontiac Bonneville, Celebrity, and Grand Prix.

Common Issues Addressed by Hayden Pulley 5959

• Worn or damaged idler pulley causing belt misalignment
• Excessive belt noise due to pulley bearing failure
• Loss of proper belt tension affecting accessory performance
• Corrosion or surface wear compromising pulley integrity
• Replacement of OEM pulley to restore factory belt routing

Installation Notes and Tips

When installing the Hayden Pulley 5959, ensure the serpentine belt width matches the 1-inch specification. Verify the mounting hole alignment and secure the pulley with appropriate hardware (not included). Inspect the belt and other pulleys for wear during installation to maintain optimal accessory drive system performance. Proper torque specifications should be followed according to vehicle manufacturer guidelines.

Quality Assurance and Warranty

The Hayden Pulley 5959 meets or exceeds OEM standards for fit, form, and function, providing reliable service in accessory drive belt systems. While mounting hardware is not included, the pulley is manufactured from high-quality steel to ensure durability and longevity. Warranty coverage details should be confirmed with the distributor or manufacturer.