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 ...

and the MD7 Class 7 model has a GVWR of 33,000 lbs. Mack Trucks launched the Mack MD Series of medium-duty trucks, adding to its already robust product lineup to reach new customers and applications.