Dayco 89667 Accessory Drive Belt Tensioner Assembly

Accessory Drive Belt Tensioner for Montero

Restore proper serpentine belt control with this Dayco accessory drive belt tensioner assembly, part number 89667. It is built for the 2001-2006 Mitsubishi Montero and uses an automatic tensioning design to maintain consistent belt load in everyday driving.

• Brand: Dayco
• Part number: 89667
• Accessory drive belt tensioner assembly
• Serpentine belt type
• Automatic tensioner design
• Counter clockwise direction
• Single pulley construction
• Pulley diameter: 80 mm
• Flat pulley surface: Yes
• Pulley width: 31.8 mm

Fitment and Application

Compatible with 2001-2006 Mitsubishi Montero, N/A. This Dayco 89667 tensioner assembly is a direct-fit option for Montero owners searching for a serpentine belt tensioner assembly for 2001-2006 Mitsubishi Montero or a replacement accessory drive belt tensioner for Mitsubishi Montero 3.5L and related engine configurations where this part number is specified.

This part cross-references Mitsubishi (e.g., MD367192) for the same application.

What This Part Helps Address

• Belt slack that can lead to squeal or chirping
• Uneven belt tracking on the accessory drive system
• Loss of proper serpentine belt tension
• Accessory drive noise from a worn tensioner assembly
• Premature belt wear caused by inconsistent tension

Installation Notes and Tips

Verify belt routing before removal and compare the pulley diameter, width, and rotation direction to the original unit. Because this is an automatic tensioner assembly, confirm the mounting location and belt path on the 2001-2006 Mitsubishi Montero before installation. Inspect the serpentine belt and adjacent pulleys at the same time to avoid repeat service.

Quality Assurance

Dayco manufactures accessory drive components for OE-style replacement applications. Part number 89667 is built to match the specified serpentine belt tensioner requirements for the listed Mitsubishi Montero fitment.