Cummins ISX 525 15 L 525 hp Engine, 2008 US EPA Label, 7337 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Eaton Fuller Manual Transmission, Double Differential Locks, 36000 lb Front Axle, 46000 lb Rears, 4.30:1 Axle Ratio, 82001 lb GVWR, Air Ride Cab, Aluminum Wheels, 425/65R22.5 Front Tires, 11R24.5 Rear Tires, Dual Steering Boxes, Rubber over Walking Beam Suspension, 336 in Wheelbase, PTO, Double Frame, Center Mounted, 27 ft - 59 ft Boom, McKissick 345 lb 2 Sheave 25 ton Capacity Hook Block, Anti-Two Block, Dual Controls, A-Outriggers, Rear Outriggers, 9 ft x 102 in Bed, Air Sliding 5th Wheel