This is a Genuine GM Serpentine Belt Tensioner, part number 12638689, compatible with Equinox, Terrain, Trax, Malibu, and other models. It is made of high-quality aluminum and steel materials, ensuring durability and reliability. This tensioner is designed to fit perfectly and provide accurate performance for your vehicle's engine. It comes with a 1-year manufacturer warranty, giving you peace of mind. Don't settle for subpar replacement parts; choose this Genuine GM Serpentine Belt Tensioner for a hassle-free experience.

Genuine GM Serpentine Belt Tensioner, 12638689, Equinox, Terrain, Trax, Malibu,