Specifications OE Part Number: 2509450C91 Interchange Part Number: 5266 N83-304141T, N83304141T, ET210L25237C, ABPN83304141T, 4379RD5112180, 2509450C91, K3181376, K3553691, 75R7322, RD5112180P, 3096305 Pulley Groove Quantity:2 Applicable Models: Freightliner, 1998 1997, C112 Century Class, w/2 grv clutch 2 wire w/Det.55 series,12L; Kenworth, 2000 1996, All w/2 gr. 6" dia. 2 wire; w/Cat 3406B (C15) eng.; Peterbilt, 2000 1996, All w/2 gr. 6" dia. 2 wire; w/Cat 3406B (C15) eng. Condition: New Material: Iron, Aluminum, Copper Color: Silver, Black Installation Position: Engine Compartment Way of Use: Direct Replacement Control Method: Automatic Adjustment Assembly Method: Closed Voltage: 12V Rated Power: 45W Current: 3.5A Compressor Drive Type:Belt Driven.