URO Parts 11281433571 Mechanical Belt Tensioner. Incl. NTN/NSK bearing. Fitted with a high-quality NTN/NSK brand bearing for smooth operation and long life guaranteed fitment high-strength alloy or composite construction withstands engine heat and vibration manufactured to oe dimensions for proper clearances and belt alignment coil spring (where applicable) matches oe spring rate for proper belt tension at all engine speeds Fit type: Vehicle Specific ASIN B0066SJ18W Brand URO Parts Model Mechanical Belt Tensioner Exterior Machined Item Weight 2 pounds Manufacturer URO Parts OEM Part Number 11 28 1 433 571 Item model number 11281433571 Manufacturer Part Number 11281433571 Is Discontinued By Manufacturer No