Dayco 89039 Accessory Drive Belt Idler Pulley - Air Conditioning or Power Steering

Dayco 89039 Accessory Drive Belt Idler Pulley

The Dayco 89039 accessory drive belt idler pulley is built for V-belt accessory drive systems that need stable belt routing and consistent rotation. With a steel construction and a single bearing design, it supports dependable operation in applications such as Toyota 4Runner, Toyota Pickup, Mazda MPV, and Hyundai Sonata service repairs.

Key Features

• Steel pulley construction for durable accessory drive service
• Designed for V-belt applications
• Single bearing design for smooth pulley rotation
• Bearing inner diameter: 12 mm
• Bearing width: 12 mm
• Maximum belt width: 1/2 in.
• Flat: No

Detailed Description

Dayco 89039 is an accessory drive belt idler pulley engineered for vehicles using a V-belt layout. The steel pulley body and single-bearing design help maintain belt alignment and rotation in accessory drive systems, including air conditioning and power steering applications. This part number 89039 is listed across a wide range of import and domestic fitments, including Toyota 4Runner, Toyota Pickup, Mazda MPV, Mazda 929, Nissan D21, and Hyundai Sonata.

This part cross-references Gates 38036 and ACDelco 38036 for the same application.

What It Is Used For

• Replacing a worn or noisy accessory drive belt idler pulley
• Restoring proper belt tracking in V-belt systems
• Addressing belt squeal caused by pulley bearing wear
• Correcting accessory drive drag in air conditioning or power steering setups
• Supporting belt routing on older Toyota, Mazda, Nissan, Hyundai, and Ford applications

Installation Notes and Tips

Verify belt type, pulley width, and bearing dimensions before installation. Confirm vehicle position and accessory configuration exactly as listed in the fitment data, since this part is used in N/A, power steering, and air conditioning applications. Inspect the belt for glazing, cracking, or uneven wear before installing the new pulley. For best results, replace any damaged belt components at the same time and torque fasteners to the vehicle manufacturer’s specification.

Quality Assurance

Dayco is a recognized name in accessory drive components, and this pulley is built with steel construction and a single bearing for service in demanding belt-drive applications.

Fitment

• Fits 1995-2001 Kia Sportage, N/A
• Fits 1997-1998 Hyundai Sonata, N/A
• Fits 1990-1991 Hyundai Sonata, N/A
• Fits 1995-1997 Nissan Pickup, Power Steering
• Fits 1992-1996 Hyundai Sonata, Air Conditioning
• Fits 1995 Mazda MPV, N/A, w/A.C., Single Air
• Fits 1993-1995 Mazda MPV, N/A, w/o Rear Air
• Fits 1989-1991 Mazda MPV, N/A, w/o Rear Air
• Fits 1988-1995 Toyota 4Runner, N/A
• Fits 1990-1995 Toyota 4Runner, Air Conditioning
• Fits 1985-1988 Toyota 4Runner, Air Conditioning
• Fits 1988-1995 Toyota Pickup, N/A
• Fits 1982-1995 Toyota Pickup, Air Conditioning
• Fits 1992-1994 Mazda MPV, N/A, Serpentine Belt compatible with vehicles equipped with power steering.
• Fits 1989-1990 Mazda MPV, N/A, Serpentine Belt compatible with vehicles equipped with power steering.
• Fits 1990-1994 Mitsubishi Eclipse, N/A
• Fits 1994 Nissan D21, Power Steering
• Fits 1993-1994 Toyota T100, N/A
• Fits 1988-1993 Ford Festiva, N/A, Serpentine Belt for vehicles with Factory Air
• Fits 1993 Mazda 929, Power Steering
• Fits 1993 Mazda 929, Air Conditioning
• Fits 1989-1993 Mazda B2600, N/A
• Fits 1990-1993 Nissan D21, N/A
• Fits 1992 Mazda 929, N/A, Compatible with vehicles containing air conditioning.
• Fits 1992 Mazda 929, N/A, Serpentine Belt compatible with vehicles equipped with power steering.
• Fits 1991-1992 Toyota Land Cruiser, Air Conditioning
• Fits 1986-1991 Mazda RX-7, Air Conditioning
• Fits 1990 Plymouth Laser, Air Conditioning
• Fits 1988-1990 Toyota Land Cruiser, N/A
• Fits 1989 Toyota 4Runner, Air Conditioning, To 03/1989
• Fits 1986-1989 Toyota Van, Air Conditioning
• Fits 1985-1989 Toyota Van, Power Steering, Accessory Drive Belt Tensioner Pulley - Fits various makes and models
• Fits 1985-1988 Chevrolet Nova, Air Conditioning
• Fits 1985-1988 Toyota Corolla, N/A
• Fits 1987-1988 Toyota Cressida, N/A
• Fits 1987 Toyota 4Runner, Power Steering, To 12/1986
• Fits 1987 Toyota Pickup, Power Steering, To 12/1986
• Fits 1985-1986 Toyota 4Runner, Power Steering
• Fits 1982-1986 Toyota Pickup, Power Steering
• Fits 1985 Toyota Celica, N/A
• Fits 1985 Toyota Van, Air Conditioning, From 01/1985