Powermaster 172 Alternator Pulley, 3-Rib Serpentine, 2.25-Inch Diameter, 15/17 mm Shaft

The Powermaster 172 Alternator Pulley is designed for compatible Powermaster alternators using a 3-rib serpentine belt system. Its 2.25-inch diameter supports reliable belt engagement and smooth accessory-drive operation, making it a practical replacement or upgrade for select automotive charging system applications.
Constructed from lightweight aluminum, this alternator pulley features a gray anodized finish for added surface protection and a clean, durable appearance. The pulley is engineered for alternator applications with a 15/17 mm shaft configuration, helping provide proper fitment when matched with the correct Powermaster alternator and vehicle setup.
Use the Powermaster part number 172 to verify compatibility before installation. Proper pulley alignment and belt tension are essential for dependable performance and reduced belt wear. This pulley is supplied individually and is intended for use with compatible Powermaster alternators and 3-rib serpentine belt systems.

Features:

• Brand: Powermaster

• Part Number: 172

• Application: Compatible Powermaster alternators

• Belt Type: 3-rib serpentine

• Pulley Diameter: 2.25 inches

• Shaft Compatibility: 15/17 mm shaft

• Material: Aluminum

• Finish: Gray anodized

• Quantity: Sold individually