Automatic Belt Tensioner w/Pulley Fit For Chevrolet Colorado/For GMC Canyon Envoy/For Isuzu Ascender i-280/For Hummer H3 H3T/For Buick Rainier/For Oldsmobile/For Saab 9-7X Replace# 419-125
Feature: Easy to install by direct replacement. According to the different tightness of the belt,the tension force is automatically adjusted to make the transmission system running smoothly and effectively and ensures proper belt tension,alignment,and damping for superior performance.
High Quality: Use high quality materials improve durability, longer life. Bring better driving experience. Vehicle try-on testing has been conducted to ensure trouble-free performance.
Please carefully compare the pictures or OE numbers to match your original parts before purchasing the product. Instruction is not included. Professional installation is recommended. Warranty: All our products are FIVE year FREE change.