2016 Mack CHU613 Tri-Axle Day Cab (Stock Photos of Sister Truck) Strong, dependable, and built for heavy-duty work, this 2016 Mack CHU613 is equipped with the proven Mack MP8 rated at 500 horsepower and paired with a 13-speed manual transmission. With a 65,000 lb GVW and air ride suspension, this truck is well-suited for dump, construction, and vocational applications. Specifications Engine: Mack MP8 – 500 HP Transmission: 13-Speed Manual GVW: 65,000 lbs Wheelbase: 243 inches Rear Axle Ratio: 3.79 Suspension: Air Ride Configuration: Tri-Axle Day Cab This truck offers a strong combination of power, gearing, and axle capacity, making it a solid choice for demanding workloads. Call American Motors Commerce City, Co for more info!