The 2026 Mack MD6 is a rugged, under-CDL medium-duty truck designed for demanding workloads. It is powered by a dependable Cummins ISB 6.7L engine producing 250 horsepower, paired with an Allison 2500 RDS 6-speed automatic transmission for smooth, consistent performance. The MD6 features a heavy-duty 10,000-lb front axle and 21,000-lb rear axle, supported by a durable multi-leaf rear spring suspension and a 5.57 rear axle ratio for confident load handling. This truck is equipped with a Ram steel 22' x 102" hydraulic hoist dumping flatbed, 6 winches and straps with bulkhead and toolbox.