Description Detroit Diesel Reman Fan Clutch – 2.56″ Pilot Unrivaled quality and performance make GoldTop fan clutches by Kit Masters an unbeatable value. Our Auto Lock feature prevents on-the-road failures. Application Fits 2007-2013 Freightliner Century and Columbia with Detroit Diesel.   *There is a $250 core charge. Cores can be returned for a $250 refund. Fill out and print the form below and add it to the return box, send cores to: SP Truck Parts Core Return 30026 Beverly Rd Romulus MI 48174   Fan Clutch Core Return Form