125A 11148 Alternator for Chevy Colorado 2007-2012 2.9L/3.7L

Key features

• FITMENT — This alternator is designed as a direct replacement for Chevrolet Colorado 2007-2012 (2.9L & 3.7L), for GMC Canyon 2007-2012 (2.9L & 3.7L), for Hummer H3 2007-2010 (3.7L), for Hummer H3T 2009-2010 (3.7L), for Isuzu i-290 2007-2008 (2.9L), and 2007-2008 i-370 (3.7L). Please verify your vehicle's year, engine size, and alternator configuration before ordering
• REPLACE NUMBER & SPECIFICATION — Direct replacement for OEM part number 11148 and related variants. Delivers 125 amps at 12 volts with clockwise rotation (CW), internal regulator (IR), internal fan (IF), and S6 pulley class. Provides stable and continuous charging for your battery and all electrical systems
• Premium Alternator — The high-quality rotor and electric brush feature a manufacturing process that exceeds that of most similar products, extending the service life by at least 20% compared to standard units. Built with aluminum alloy die-cast housing for superior heat dissipation
• Reliability You Can Count On — Each unit undergoes no-load, load, and performance testing to ensure 100% qualification before shipment. Precision-wound stator ensures stable power generation, while durable carbon brushes deliver greater starting force for reliable ignition
• INSTALLATION & SUPPORT — Direct bolt-on replacement with pre-installed S6 pulley. Professional installation is recommended to verify wiring connections and belt tension. Backed by a one-year warranty — please contact us if you have any questions or suggestions

FITMENT2007-2012 for Chevrolet Colorado 2.9L2007-2012 for Chevrolet Colorado 3.7L2007-2012 for GMC Canyon 2.9L2007-2012 for GMC Canyon 3.7L2007-2010 for Hummer H3 3.7L2009-2010 for Hummer H3T 3.7L2007-2008 for Isuzu i-290 2.9L2007-2008 for Isuzu i-370 3.7L

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