TUCAREST 39083 (Two Bolt Design) Accessory Drive Belt Tensioner Pulley Assembly Fit For 09-13 Cadi-llac Escalade/Chevy Avalanche Colorado Silverado 1500 /G-MC Canyon Yukon [# 89397 126]. Upgraded Durability: Made from high-quality materials for ultimate durability.Torsional round spring design provides reliability as well as consistent tension,eliminate noisy tensioner pulley and no more belt noise.
