2014 WESTERN STAR 4900SB Conventional, Glider Kit, 40 Inch Low Roof Sleeper, Detroit 12.7 Liter Engine, 500 H.P., Engine Brake, 10 Speed Transmission, (Manual), 40,000 Lb. Rear Ends, 3.70 Ratio, Air Ride Suspension, Hydraulic Power Steering, Air Conditioned, Dual Aluminum Fuel Tanks, Dual Chrome Stacks, Stainless Steel Exterior Visor, Stainless Steel Quarter Fenders, Tilt And Telescoping Steering Wheel, Cruise Control, Power Windows, P.T.O., Air Slide 5th, 202 Inch Wheel Base, 22.5 Low Profile Tires, Aluminum Disc Wheels.