Dorman 300-306 Power Steering Pump Pulley

Overview of Dorman Power Steering Pump Pulley 300-306

The Dorman 300-306 power steering pump pulley is designed for reliable performance in select Dodge and Jeep vehicles. Engineered with a composite material and a serpentine belt groove design, this pulley supports efficient power steering operation in models like the Dodge Grand Cherokee, Jeep Grand Wagoneer, and Dodge Viper.

• Constructed from durable composite material for strength and longevity
• Black finish with 7 grooves compatible with serpentine belts
• 6.016-inch outside diameter and 16.8 mm pulley bore for precise fit
• Single mounting hole design for secure installation
• Standard replacement grade part for dependable service

Detailed Product Description

The Dorman 300-306 power steering pump pulley is a direct replacement component designed to restore proper function to the power steering system on compatible Dodge and Jeep vehicles. Its composite construction offers a balance of durability and weight savings, while the black finish provides corrosion resistance. The pulley features seven grooves to accommodate serpentine belts, ensuring smooth power transmission from the engine to the power steering pump. With an outside diameter of 6.016 inches and a 16.8 mm bore, this pulley matches OEM specifications for a precise fit. The single mounting hole allows for straightforward attachment to the power steering pump shaft. This part does not include mounting hardware or installation instructions, so professional installation or reference to vehicle service manuals is recommended.

Compatible Vehicles and Applications

• Dodge Grand Cherokee power steering pump pulley replacement
• Jeep Grand Wagoneer power steering system maintenance
• Dodge Viper serpentine belt pulley upgrade

Common Issues Addressed by This Pulley

• Worn or damaged pulley causing belt slippage
• Noise or vibration from a failing power steering pump pulley
• Misalignment of serpentine belt on power steering pump
• Corrosion or cracking of original pulley material
• Replacement during power steering pump overhaul or repair

Installation Notes and Tips

Installation of the Dorman 300-306 power steering pump pulley requires removal of the old pulley and proper alignment on the power steering pump shaft. Since mounting hardware and instructions are not included, it is important to use the correct tools and follow vehicle-specific service procedures. Verify the pulley bore and groove count match the original part to ensure compatibility. Professional installation is recommended to avoid damage to the pulley or belt system.

Quality Assurance and Warranty

Dorman power steering pump pulleys are manufactured to meet or exceed OEM standards for fit and function. The 300-306 part is classified as a standard replacement grade component, providing reliable service life under normal operating conditions. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.