Hayden 5904 Accessory Drive Belt Tensioner Pulley

Accessory Drive Belt Idler Pulley for Mitsubishi and Chrysler

Hayden Pulley 5904 is a metal accessory drive belt idler pulley built for smooth belt routing and stable operation in the accessory drive system. It is a black, smooth-surface back idler pulley that meets or exceeds OEM requirements for the listed applications.

Compatible With Mitsubishi Eclipse, Endeavor, Galant, and Diamante, as well as Chrysler Sebring and Dodge Stratus applications, this pulley supports proper belt tracking in vehicles that rely on a back idler style component. The Hayden Pulley line focuses on direct-fit replacement parts for accessory drive belt system service.

Key Features

• Hayden Pulley 5904 accessory drive belt tensioner pulley / idler pulley
• Metal construction with black finish
• Smooth groove design for back idler belt routing
• Outside diameter: 3.5625 in. (90.488 mm)
• Inside diameter: 0.40625 in. / bore diameter: 0.399 in. (10.160 mm)
• Pulley width: 1.25 in. (31.8 mm)
• Belt width: 0.9375 in. (23.8125 mm)
• Single mounting hole design
• Meets or exceeds OEM specifications

Detailed Description

Hayden 5904 is an idler pulley for the accessory drive belt system, engineered with a smooth groove profile and metal body for consistent belt contact. Its dimensions and mounting layout support direct replacement service on select Mitsubishi, Chrysler, and Dodge vehicles, including Mitsubishi Eclipse, Mitsubishi Galant, and Chrysler Sebring applications. This part cross-references Dorman - HELP 45904 for the same application.

Use Hayden Pulley 5904 when servicing a worn or noisy accessory drive belt pulley on 1997-2004 Mitsubishi Diamante, 1999-2009 Mitsubishi Galant, 2001-2005 Chrysler Sebring, 2001-2005 Dodge Stratus, 2004-2011 Mitsubishi Endeavor, and 2006-2012 Mitsubishi Eclipse applications.

What This Part Helps Address

• Belt squeal caused by a worn idler pulley surface
• Accessory belt misalignment from pulley wear
• Rough pulley rotation that can affect belt tracking
• Noise from a damaged or deteriorated belt guide pulley
• Service replacement for a failed back idler pulley

Installation Notes and Tips

Verify pulley diameter, width, bore size, and belt routing before installation. Mounting hardware is not included, so reuse or source the correct hardware as needed for the vehicle. Inspect the accessory drive belt, tensioner, and adjacent pulleys during service to confirm the full belt system is in good condition.

Quality Assurance

Hayden 5904 meets or exceeds OEM requirements for the listed applications and is built as a direct replacement pulley for accessory drive belt service. Confirm fitment by year, make, and model before ordering.