This AC belt tensioner is a high-quality replacement part for Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab 38159, and 89258 vehicles. It is made of durable steel material and comes with a 2-year warranty. The tensioner is designed to fit directly into your vehicle and is compatible with a serpentine belt type.

This product is not a universal fitment and is not considered a performance part. It is a direct replacement for the OE/OEM part numbers 12565372, 12562065, and 12580196. The belt tensioner is compatible with interchange part numbers 419-109, 38159, 55417, 89258, and 49276. Please refer to your owner's manual or mechanic for proper installation and compatibility.