Dorman 300-864 Alternator Pulley

Reliable Alternator Pulley for Jaguar S-Type and X-Type

The Dorman 300-864 alternator pulley is designed specifically for Jaguar S-Type and X-Type models, providing a durable and precise replacement component. Engineered to meet OEM specifications, this serpentine alternator pulley ensures consistent performance and proper belt alignment.

Key Features of the Dorman 300-864 Alternator Pulley

• Finish: Black coating for corrosion resistance
• Attachment Type: Bolt-on for secure installation
• Outside Diameter: 2.49 inches, matching factory dimensions
• Type: Serpentine pulley compatible with serpentine belt systems
• Contact Surface Material: Steel for durability and wear resistance
• Bore Size: 0.67 inches for precise fit on alternator shaft
• Flanged End: No flange, designed for specific belt engagement
• Installation Hardware: Not included, designed for direct replacement
• Package Contents: Includes one alternator pulley

Detailed Description of the Dorman 300-864 Alternator Pulley

This alternator pulley is engineered to replace the original pulley on Jaguar S-Type and X-Type vehicles. The bolt-on attachment type allows for straightforward installation without modification. Its 2.49-inch outside diameter and 0.67-inch bore size ensure a proper fit and alignment with the serpentine belt system. Constructed with a steel contact surface, the pulley offers reliable wear resistance under normal operating conditions. The black finish provides additional protection against corrosion, extending the service life of the component.

Common Issues Addressed by This Alternator Pulley

• Worn or damaged pulley causing belt slippage
• Noise or squealing from alternator pulley wear
• Misalignment leading to premature belt wear
• Failure of original pulley affecting charging system performance
• Replacement of corroded or rusted pulley components

Installation Notes and Tips

Installation requires removal of the old alternator pulley and securing the new Dorman 300-864 pulley using the bolt-on attachment method. Ensure the serpentine belt is properly aligned and tensioned after installation. Since installation hardware is not included, retain original bolts or source compatible fasteners. It is recommended to inspect the belt and related components during replacement to maintain optimal charging system function.

Quality Assurance and Warranty Information

Dorman alternator pulleys are manufactured to meet or exceed OEM standards for fit and function. While specific warranty details may vary, Dorman typically offers a limited warranty covering defects in material and workmanship. This ensures that the 300-864 alternator pulley provides dependable service for Jaguar S-Type and X-Type vehicles.