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6.6L LB7 Bosch Alternator

Bosch Alternator for 2003 - 2007 GMC 6.6L LB7/LLY/LBZ

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This  Certified Bosch Alternator for 2001-2002 GMC 6.6L LB7 Duramax is remanufatured with more new parts than most reman pumps, and is an 140AMP upgraded unit.

This product contains an item which is sold exchange, meaning the old unit, or 'core' must be returned within 35 days of order shipment. We do not charge a core fee at the time of sale, however we must have a credit card on file before shipping your order. A standard copy of our core agreement form and warranty policy is available on our Core Policy Page at  The core charge on this item is $50.00 if you would like to purchase the core instead of returning the old unit. 

These injectors carry the Bosch manufacturers' warranty. For more information regarding Bosch's warranty, please contact our offices at 1 (800) 961-92920

Interchangeable Part Number: AL8785X , AL8515X , AL8787X , 19244731 , 19118692



( 6.6L 6.6 66 66L 66 L )