Dorman 300-401 Power Steering Pump Pulley

Reliable Power Steering Pump Pulley for Lexus and Toyota Vehicles

The Dorman 300-401 power steering pump pulley is designed to restore proper function to your vehicle's power steering system. Engineered with durable steel and a precise 4.57-inch outside diameter, this pulley is compatible with select Lexus and Toyota models, including Avalon, Camry, ES300, Sienna, and Solara.

• Constructed from sturdy steel material for long-lasting durability
• Black finish with 4 grooves to accommodate serpentine belts
• Outside diameter measures 4.57 inches for accurate fitment
• Single mounting hole design for secure installation
• Compatible with serpentine belt systems
• Standard replacement grade for reliable performance
• Package includes the pulley only; mounting hardware and installation instructions are not included

Durable Design and Precise Fitment Details

This Dorman power steering pump pulley (part number 300-401) features a 14.33 mm pulley bore and a single mounting hole, ensuring a precise fit on the power steering pump shaft. The black steel construction provides resistance to wear and corrosion, maintaining consistent performance under typical driving conditions. The 4-groove design is specifically made for serpentine belt applications, commonly found in Lexus and Toyota power steering systems.

Compatible Lexus and Toyota Models

This pulley is compatible with a range of Lexus and Toyota vehicles, including the Avalon, Camry, ES300, Sienna, and Solara models. When replacing the power steering pump pulley on these vehicles, using the Dorman 300-401 ensures proper belt alignment and power steering function.

Common Issues Addressed by This Power Steering Pump Pulley

• Eliminates slipping or squealing noises caused by worn or damaged pulleys
• Restores proper belt tension and alignment in the power steering system
• Prevents premature belt wear due to pulley misalignment
• Helps maintain consistent power steering pump operation
• Reduces risk of power steering failure related to pulley damage

Installation Notes and Tips

Installation of the Dorman 300-401 power steering pump pulley requires removal of the old pulley and careful alignment of the new pulley on the pump shaft. Note that mounting hardware and installation instructions are not included, so having the appropriate tools and reference to a service manual for your specific Lexus or Toyota model is recommended. Ensure the serpentine belt is properly routed and tensioned after installation to avoid belt slippage.

Quality Assurance and Warranty Information

Dorman manufactures this power steering pump pulley to meet standard replacement quality requirements. While mounting hardware and instructions are not provided, the steel construction and precise dimensions support reliable performance. Please refer to Dorman's warranty policy for coverage details on this part number 300-401.