ACDelco 91173295 GM Original Equipment Crankshaft Pulley Product Features Provides power to the engine accessory drive system for proper engine performance GM-recommended replacement part for your GM vehicles original factory component Offering the quality, reliability, and durability of GM OE Manufactured to GM OE specification for fit, form, and function Product Specifications Brand: ACDelco Item Weight: 4.3 pounds Product Dimensions: 7.7 x 7.3 x 3.5 inches Item model number: 91173295 Discontinued by manufacturer: Yes Manufacturer Part Number: 91173295 OEM Part Number: 91173295 Shipping Weight: 4.3 pounds Domestic Shipping: Item can be shipped within U.S. Date First Available: October 30, 2010 Why Buy From JandJ Ultra? Highly Trusted Seller Over 99.7% Positive Feedback FAST Shipping and Tracking HUGE Discounts Excellent Returns Policy The BEST Customer Service Shipping & Returns We Ship International! 14 Day Money Back Return Policy Items Ship within 24-48 Hours Product Description The ACDelco GM Original Equipment Engine Crankshaft Pulley is a GM-recommended replacement for your vehicle’s original component. It is attached to, and driven by, the front of the engine crankshaft. It is connected to various engine accessory drive components by a belt drive system and ensures components such as the water pump, alternator, and power steering pump receive power from the rotating crankshaft to perform their vital functions. The crankshaft pulley also works as a harmonic damper to decrease crankshaft torsional vibration. This original equipment engine crankshaft pulley has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors. Thank You For Your Business!