Replacement OE: This AC serpentine drive belt tensioner fits for the OE part number is 19311139, 38159, 90K-38159 and ACK040378HD. This AC Belt Tensioner is designed with Original Equipment Manufacturer (OEM) parts with a 1:1 size, ensuring compatibility with the original vehicles
Fitment: This AC belt tensioner pulley belt fits For Chevrolet/ GMC/ Isuzu/ Cadillac/ Workhorse/ Hummer/ Saab/ Buick Vehicles. Drive Belt Tensioner 38159 specific compatible model year needs to be viewed at "amazon confirmed fit" that. Step 1: Select Enter a new vehicle. step 2: Select the type of vehicle. Step 3: Select the model year. Please make sure your Idler Pulley appearance with oe part number matches our product before purchasing
Quality Assurance: The belt tensioner is designed to keep the drive belt at proper tension. It undergoes rigorous factory inspection, provides long service life and resistance to abrasion, which makes it a great replacement accessory. If there are any problems with our belt tensioner assembly, please feel free to contact us by Amazon, we will promptly solve it for you
Feature: It is manufactured to GM and most make and model fit, form and function specifications for new premium aftermarket replacement parts. Serpentine drive belt tensioner assembly is constructed of high quality materials for durability and long life, it improves engine performance based on the prescribed pressure and tension they apply to the drive belt
Packing List & Installation: The A/C driver belt tensioner include 1 piece belt tensioner pulley. Our belt tensioners idler pulley replacement is easy and time-consuming to install. Performance smooth like original equipment without noise