(Used) 2010 Western Star 4900FA, MISCELLANEOUS DASH SWITCHES- Part Number: A18-61792-006 Controls: Engine Brake, Cruise Control, Regen, Engine fan, Engine Diagnostics, Mirror Defogger, Power Windows, Headlamps, Dimmer, Diff Locks, Wipers/ Washers, For more information about this item, give us a call. We ship Worldwide! (CRG HEAVY TRUCK PARTS) 929 W PULASKI HWY ELKTON, MD 21921