Cummins ISL G 320 6 Cylinder Compressed Natural Gas (CNG) Engine, Air Conditioner, Power Windows, Allison Automated Transmission, 12500 lb Front Axle, 40000 lb Rears, Meritor MP-40-14X4 Drive Axles, 5.29:1 Axle Ratio, 52500 lb GVWR, 275/80R22.5 Front Tires, 275/80R22.5 Rear Tires, Air Ride Suspension, 198 in Wheelbase, Air Sliding 5th Wheel

Volvo D13H425 6 Cylinder 12.8 L Ultra Low Sulfur Diesel Engine, 2011 US EPA Label, Requires Diesel Exhaust Fluid, 1306.1 Engine hrs, Air Conditioner, Cruise Control, Power Windows, Eaton Fuller FRO-15210C 10-Speed Manual Transmission, 12350 lb Front Axle, 38000 lb Rears, Meritor MT-40-14X Drive Axles, 50350 lb GVWR, Air Ride Cab, 61 in Mid Roof Sleeper Cab, Aluminum Front Wheels, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Assist Front Suspension, Volvo Air Ride Suspension, 218 in Wheelbase

Cummins ISL G 8.9 L Compressed Natural Gas (CNG) Engine, 2013 US EPA Label, Air Conditioner, Cruise Control, Power Windows, Engine Brake, Allison 3000 Automatic Transmission, Differential Lock, 12500 lb Front Axle, 40000 lb Rears, Meritor MP-40-14X4 Drive Axles, 5.29:1 Axle Ratio, 52500 lb GVWR, Air Ride Cab, Aluminum Wheels, 295/75R22.5 Front Tires, 295/75R22.5 Rear Tires, Air Ride Suspension, 198 in Wheelbase, Air Sliding 5th Wheel