? Includes Pulley ? Direct replacement ? Steel or Aluminum Design ? Endures Intense Heat and Shock ? Ensures Ideal Tension for Accessory Belt ? Built Evaluated by Torque,Spring-back and Vehicle Testing Specification: Condition:New Part Number: 021145299C, 021145299B, 5340126300 87131, 89346, 38175, 680 54017 048, 680 54017, 048, 100 020 0019, 305346 49265, 89346FN, FA20959, 5700, 58272 Placement on Vehicle: Front Package Include:1 * Serpentine Belt Tensioner with Pully Warranty: 1 Year Fits: .