MDEOOSKY A/C Serpentine Belt Tensioner Pulley Kit for Chevy Silverado/GMC Sierra 1999-2008, Cadillac Escalade 2002-2008 - Replaces 90K-38159, ACK040378HD, 19311139

Compatible Vehicles:Replacement for Cadillac Escalade 2002-2008Replacement for Escalade EXT 2002-2008Replacement for Escalade ESV 2003-2008Replacement for Chevrolet Avalanche 2007-2008Replacement for Avalanche 1500 2002-2006Replacement for Express 1500 Express 2500 Express 3500 2003-2008Replacement for Silverado 1500 1999-2008Replacement for Silverado 1500 HD 2001-2006Replacement for Silverado 2500 1999-2004Replacement for Silverado 2500 HD 2001-2008Replacement for Silverado 3500 2001-2006Replacement for Silverado 3500 HD 2007-2008Replacement for Suburban 1500 Suburban 2500 2000-2008Replacement for Tahoe 2000-2008Replacement for GMC Savana 1500 Savana 2500 Savana 3500 2003-2008Replacement for Sierra 1500 1999-2008Replacement for Sierra 1500 Classic 2007Replacement for Sierra 1500 HD 2001-2006Replacement for Sierra 1500 HD Classic 2007Replacement for Sierra 2500 1999-2004Replacement for Sierra 2500 HD 2001-2008Replacement for Sierra 2500 HD Classic 2007Replacement for Sierra 3500 HD 2001-2006Replacement for Sierra 3500 HD Classic 2007Replacement for Sierra 3500 HD 2007-2008Replacement for Yukon 2000-2008Replacement for Yukon XL 1500 2000-2008Replacement for Yukon XL 2500 2000-2008Replacement for Hummer H2 2003-2008

• Wide Vehicle Compatibility & Precise Fit: This belt tensioner kit is designed to fit specific 1999-2008 models. It is compatible with Chevy Silverado, Avalanche, Express; GMC Sierra, Savana; and Cadillac Escalade series as listed. Replaces part numbers 90K-38159, ACK040378HD, and 19311139
• Maintains Consistent Belt Tension: The tensioner is engineered to apply and maintain correct tension on the serpentine belt. This helps ensure proper power transfer to the A/C compressor, alternator, power steering pump, and other engine accessories for reliable operation
• Constructed for Stable Performance: Featuring a pulley with a sealed bearing and a tensioner arm with a calibrated spring, the kit is built to provide stable rotation and consistent tension force, contributing to the overall function of the belt drive system
• Designed to Reduce Belt Noise: By maintaining proper belt alignment and tension, this tensioner assembly aids in minimizing belt slippage, chirping, and related vibrations, which can contribute to a quieter engine compartment during operation
• Rigorous Quality Inspection: Each tensioner kit undergoes functional checks before shipment to verify components meet specifications, aiming to provide a ready-to-install replacement part for your vehicle's belt drive system