Dorman 419-724 Accessory Drive Belt Idler Pulley

Accessory Drive Belt Idler Pulley for Toyota

Dorman 419-724 is a replacement accessory drive belt idler pulley engineered to match the function and performance of the original pulley on select Toyota applications. It is built for serpentine belt systems and helps restore proper belt routing and accessory drive operation on 1987-1995 Toyota 4Runner and 1989-1995 Toyota Pickup models.

Key Features

• Direct replacement accessory drive belt idler pulley for specific Toyota vehicles
• Steel construction with a black finish
• Single-groove pulley designed for serpentine belt use
• Specific fit for accurate application matching
• Includes mounting hardware
• Cross-reference part numbers include Gates 36358 and Dayco 89559

Product Details

This Dorman idler pulley, part number 419-724, is designed for the accessory drive belt system and matches the original pulley’s function on select Toyota trucks and SUVs. The assembly uses a steel body, a 1-groove pulley profile, and a 20 mm inside diameter with a 65.2 mm outside diameter. It also features a 14 mm pulley bearing width and a 12 mm mounting hole diameter for specific-fit replacement on the listed applications. Compatible With 1987-1995 Toyota 4Runner, idler pulley; power steering belt, and 1989-1995 Toyota Pickup, idler pulley; power steering belt.

Common Issues This Part Can Address

• Worn or noisy idler pulley bearing
• Belt misalignment in the accessory drive system
• Serpentine belt routing problems caused by pulley wear
• Loss of proper belt tension path on the power steering belt circuit
• Visible pulley damage, wobble, or rough rotation

Installation Notes and Tips

Verify vehicle year, make, model, and belt routing before installation. Inspect the serpentine belt and adjacent accessory drive components for wear, glazing, or contamination, and replace damaged parts as needed to help prevent repeat failure. Confirm the pulley mounting dimensions and application notes match the original setup on your Toyota 4Runner or Toyota Pickup.

Quality Assurance

Dorman designs this replacement pulley to restore original function and performance on the specified vehicles. Part number 419-724 is built as a specific-fit replacement for the listed Toyota applications.