Dorman 300-337 Power Steering Pump Pulley

Dorman 300-337 Power Steering Pump Pulley

Dorman 300-337 is a standard replacement power steering pump pulley built to match the fit and function of the original pulley on specified applications. It uses steel construction with a silver finish and a spline bore for direct replacement on select Acura and Honda models.

Key Features

• Steel construction for durable service in the power steering drive system
• 7-groove design for serpentine belt applications
• 4.9 in. outside diameter
• Spline bore for the specified pump shaft design
• Standard replacement part for OE-style fit and function
• Fits 2002-2011 Honda CR-V, N/A
• Fits 2003-2011 Honda Element, N/A
• Fits 2003-2007 Honda Accord, N/A
• Fits 2002-2006 Acura RSX, N/A
• Fits 2004-2008 Acura TSX, N/A
• Fits 2007-2012 Acura RDX, N/A

Detailed Description

This Dorman power steering pump pulley is engineered for vehicles that use a serpentine belt and a spline-style pump bore. The steel pulley is designed to restore proper belt tracking and pump drive operation on select Acura RDX, Acura TSX, Acura RSX, Honda CR-V, Honda Element, and Honda Accord applications. Part number 300-337 is a direct-fit replacement choice when the original pulley is worn, damaged, or no longer running true. This part cross-references Honda (e.g., 56483PNC004) for the same application.

What It Helps Address

• Wobbling or damaged power steering pump pulley
• Belt noise caused by pulley wear or misalignment
• Loss of proper serpentine belt drive on the power steering pump
• Visible cracking, deformation, or corrosion on the original pulley
• Power steering pump drive issues related to a worn pulley interface

Installation Notes and Tips

Verify pulley diameter, groove count, and spline bore before installation. Confirm vehicle application by year, make, and model, especially on 2002-2012 Acura and Honda platforms. Inspect the serpentine belt and pump shaft condition during replacement to help ensure proper alignment and smooth operation. Part number 300-337 does not include mounting hardware or installation instructions.

Quality Assurance

Dorman manufactures this pulley as a standard replacement component using quality materials for reliable performance and durability. It is built to match the original pulley’s fit and function on the listed applications.