Mack ASET, Fan Clutch/Hubs, (GOOD USED) Horton Mack ASET 79A9498-2 Fan Clutch For Sale, Part # 79A9498 2, 79A94982, Bracket Part # 601741, WF2, Viscous, Horton OEM # 797498, Horton New Service # 79A9498-2, Old Service # 999498, 999477, 999357, Manufacturer Part # 40MH418BM, 40MH444M, 85130082, 40MH418AM, Fits Mack ASET AI & ASET AMI, Fits 2002-2007, Serial # 7720055, Stock # 6935 | Tested & Inspected!