Heavy Duty Trucks - Conventional Trucks w/o Sleeper Cummins ISX15 18 Spd AG 460 22.5 All Aluminum Viper Red Diesel For Sale: Kenworth T880 Heavy Haul Semi Truck with a 525hp 1850trq engine and an 18 speed transmission. Plumbed for additional lift axle includes air tank and clear frame space forward of tandem. For more details call MHC Kenworth Kansas City. 816-483-7035