The Mack MD with the 23,000-lb. rear axle benefits refuse packers with 11-yard up to 20-yard rear loaders, as well as those Mack MD models being used as water trucks holding ...

When paired with the 325 hp engine rating and the Allison 3000RDS transmission, the Mack MD is now capable of increased ...

A new 23,000-lb. rear axle and 325-horsepower engine rating boost durability and performance for vocational customers.

The contest is open to Mack trucks in revenue operation. The entry period runs through April 30, with voting April 1 through ...

Join HDT for a test drive of the 2026 Mack MD, featuring an all-new cab and a host of new driver safety and comfort features. As we draw closer to 2027, new truck and engine launches are beginning ...

Mack Trucks has expanded its MD Series line with a new 23,000-lb. rear axle offering and a 325 hp engine ... rear axle with 325-hp engine and Allison 3000RDS transmission are capable of increasing ...

The Mack MD with the 23,000-pound rear axle specifically ... The rear axles on those truck models equipped with a dump body, hook lift or roll-offs take some abuse during the truck’s lifespan.