Mack MD6

Description: The 2026 Mack MD6 Water Truck is a powerful and versatile under-CDL solution ideal for construction, dust control, and municipal operations, combining performance with ease of operation. It is powered by a 250 HP Cummins ISB 6.7L engine and features a 151-inch wheelbase with a 5.57 rear axle ratio for excellent torque and maneuverability. The truck is equipped with a reliable Allison 2500 RDS 6-speed automatic transmission, a 10,000-lb front axle, and a 21,000-lb rear axle, delivering durability and stability under load. A multi-leaf rear suspension enhances ride quality and load control, while the 2,000-gallon water tank provides ample capacity for extended jobsite productivity, making this MD6 an efficient, dependable, and operator-friendly water truck for any fleet. Call or come by and visit with our sales staff and Finance Manager to discuss your purchasing options. Airconditioning: 1 Fueltype: Diesel Transmission: Automatic Enginetype: ISB6.7 Quantity: 1 Suspension: Multi Leaf Ratio: 5.57 Axle: Single Frontaxlelbs: 10000 Rearaxlelbs: 21000