Cummins ISX, Manual, 2014 386 70HT TRACTOR W/ 450HP ISX ENGINE, PRESTIGE INTERIOR, AND 12/40 AXLE RATING., 450 Horse Power, Flex Air Suspension, Wheels, 244 Wheel Base, 11R24.5, 40000 Rear Axle lbs, 3.55 Ratio, 78 Raised Roof SleeperClass: CLASS 8 (GVW 33001 - 150000)Category: Conventional - Sleeper Truck, Tractor Horse Power: 450Max Horse Power: 450Rear Axles: 40,000Suspension: Flex Air Wheelbase: 244Front Axle: 12,000 Engine Manufacture: CumminsEngine Model: ISXTransmission Speed: 10Front Tire Size: 11R24.5Rear Tire Size: 11R24.5Color: SOVEREIGN BLUE