Hayden 5926 Accessory Drive Belt Idler Pulley

Hayden 5926 Accessory Drive Belt Idler Pulley

The Hayden 5926 accessory drive belt idler pulley is a steel replacement pulley for serpentine belt systems. It is built as a smooth back idler/tensioner pulley with a 3.15 in. outside diameter and 1.29 in. pulley width for OE-style belt routing on select Subaru and Mitsubishi applications.

Key Features

• Steel construction with a grey finish
• Smooth groove design for serpentine belt systems
• Back idler pulley style
• 3.15 in. outside diameter and 1.29 in. pulley width
• 0.67 in. bore diameter and 17 mm inside diameter
• Single mount hole design
• Meets or exceeds OEM requirements

Product Details

Hayden Pulley 5926 is an accessory drive belt idler pulley designed for vehicles using a serpentine belt with a 1.125 in. belt width. The steel pulley body and smooth running surface support proper belt tracking in accessory drive systems. This part cross-references Dayco 89148 for the same application. It is a direct-fit style replacement for select Subaru Legacy, Subaru Outback, Subaru Tribeca, Mitsubishi Eclipse, Mitsubishi Galant, Mitsubishi Lancer, and Mitsubishi Outlander applications.

Compatible With: Fits 2008-2014 Subaru Legacy, N/A; Fits 2001-2014 Subaru Outback, N/A; Fits 2008-2014 Subaru Tribeca, N/A; Fits 2006-2012 Mitsubishi Eclipse, N/A; Fits 2004-2012 Mitsubishi Galant, N/A; Fits 2006-2007 Subaru B9 Tribeca, N/A; Fits 2004-2006 Mitsubishi Lancer, N/A; Fits 2003-2006 Mitsubishi Outlander, N/A.

Common Issues This Part Can Address

• Noise from a worn or rough idler pulley bearing
• Belt tracking problems in the accessory drive system
• Serpentine belt vibration caused by pulley wear
• Visible pulley surface damage or uneven rotation
• Accessory drive belt routing concerns on Subaru and Mitsubishi engines

Installation Notes and Tips

Verify pulley diameter, width, bore size, and belt alignment before installation. Mounting hardware is not included, so reuse or source the correct hardware as needed for the vehicle. Inspect the serpentine belt, tensioner, and adjacent pulleys at the same time to confirm the repair addresses the full belt drive system.

Quality Assurance

Hayden 5926 is listed as meeting or exceeding OEM requirements for the specified applications. Confirm fitment against the vehicle’s year, make, model, and belt routing before installation. Hayden 5926 is a practical OE-style replacement for Subaru Legacy, Subaru Outback, Subaru Tribeca, and Mitsubishi Eclipse, Galant, Lancer, and Outlander belt drive service.