Hayden 5045 Accessory Drive Belt Idler Pulley - Accessory Drive

Hayden 5045 Accessory Drive Belt Idler Pulley

The Hayden 5045 accessory drive belt idler pulley is a steel serpentine pulley built for Ford, Acura, and other listed applications that use an 8-groove belt system. With a 3.000-inch outside diameter and black steel construction, it supports smooth belt routing in accessory drive systems where the idler or tensioner pulley must maintain proper belt tracking.

• Steel construction for durable accessory drive service
• Black finish
• 8-groove pulley for serpentine belt systems
• 3.000-inch outside diameter
• 1.50-inch pulley width
• 1.00-inch inside diameter
• 1 mounting hole; mounting hardware not included
• Meets or exceeds OEM requirements

Product Details and Cross Reference

Hayden Pulley 5045 is an idler/tensioner pulley designed for serpentine belt applications and built to match the dimensional requirements listed for the vehicle fitments below. This part cross-references Gates 38053 and Dayco 89053 for the same application. Use Hayden 5045 when replacing a worn accessory drive belt idler pulley on vehicles such as the Ford F-150, Ford E-350 Super Duty, and Acura TL.

Common Symptoms This Pulley Can Address

• Belt squeal from a worn or rough idler pulley
• Serpentine belt tracking issues caused by pulley wear
• Visible pulley wobble or bearing noise
• Accessory drive belt vibration
• Uneven belt wear from a damaged pulley surface

Installation Notes

Confirm belt width, groove count, and pulley dimensions before installation. This pulley uses a single mounting hole and does not include mounting hardware. Verify the vehicle is listed for the correct configuration, including applications noted without air conditioning or with a single alternator where specified. Hayden 5045 is listed for broad coverage across 1997-2010 Ford E-Series vans, F-Series trucks, Excursion, and select 2003-2008 Acura MDX, RL, and TL applications.

• Fits 2002-2010 Ford E-150, N/A
• Fits 2003-2010 Ford E-250, N/A
• Fits 2004-2010 Ford E-350 Super Duty, N/A
• Fits 1999-2002 Ford E-350 Super Duty, N/A
• Fits 2005-2010 Ford F-250 Super Duty, N/A
• Fits 1999-2001 Ford F-250 Super Duty, N/A
• Fits 2005-2010 Ford F-350 Super Duty, N/A
• Fits 1999-2001 Ford F-350 Super Duty, N/A
• Fits 2005-2008 Acura RL, N/A
• Fits 2004-2008 Acura TL, N/A
• Fits 2003-2007 Acura MDX, N/A

Quality Assurance

Hayden lists this pulley as meeting or exceeding OEM requirements, making it a direct replacement option for specified Ford and Acura accessory drive belt applications. The Hayden 5045 part number is also useful for matching service records and cross-referencing replacement needs during belt system repair.