Hayden 5073 Accessory Drive Belt Idler Pulley

Hayden 5073 Accessory Drive Belt Idler Pulley

The Hayden 5073 is a steel accessory drive belt idler pulley built for serpentine belt systems that need stable belt routing and consistent pulley alignment. It is a black, smooth back idler pulley with a 3.500-inch outside diameter and a 1.0625-inch belt width specification.

Use this Hayden Pulley Series component when servicing the accessory drive belt system on vehicles such as the Suzuki SX4, Saturn SL2, and Chevrolet Tracker. The Hayden 5073 meets or exceeds OEM requirements and is sized for direct replacement applications where the original idler or tensioner pulley has worn, become noisy, or no longer tracks the belt correctly.

Key Features

• Accessory drive belt idler pulley for serpentine belt systems
• Steel construction with black finish
• Smooth back idler pulley design
• 3.500-inch outside diameter
• 1.0625-inch belt width specification
• 0.671875-inch inside diameter / 17 mm bore diameter
• Single mounting hole design
• Meets or exceeds OEM requirements

Detailed Description

Hayden Pulley 5073 is an idler / tensioner pulley designed for accessory drive belt service where a smooth-running pulley is needed to guide the serpentine belt. The steel pulley body and smooth groove-free surface support proper belt travel in back-idler applications, while the 88.900 mm outside diameter and 26.9 mm pulley width match the listed OE-style dimensions. This part cross-references Dayco 89099 and Four Seasons 45073 for the same application.

Compatible With 2007-2009 Suzuki SX4, 1999-2003 Chevrolet Tracker, 1999-2003 Suzuki Vitara, 1993-2002 Saturn SC1, 1993-2002 Saturn SC2, 1991-2002 Saturn SL, 1991-2002 Saturn SL1, 1991-2002 Saturn SL2, 1999-2002 Suzuki Esteem, 1993-2001 Saturn SW2, 1993-1999 Saturn SW1, 1996-1998 Suzuki Sidekick, and 1991-1992 Saturn SC. The Hayden 5073 is a direct-fit service part for these applications when the original pulley is specified by the vehicle’s accessory drive layout.

Common Problems This Part Addresses

• Squealing or chirping from a worn serpentine belt pulley
• Belt tracking issues caused by pulley wear or misalignment
• Rough pulley rotation from bearing wear
• Accessory drive noise during engine operation
• Visible pulley surface damage or deterioration

Installation Notes and Tips

Verify pulley diameter, bore size, belt width, and mounting style against the original part before installation. Mounting hardware is not included. Inspect the serpentine belt, tensioner, and adjacent pulleys at the same time so the repaired accessory drive system operates smoothly after replacement.

Quality Assurance

Hayden designs this pulley to meet or exceed OEM specifications for the listed applications, supporting dependable fit and function in the accessory drive belt system.