Mack Powertrain Development and Production

This facility is where we engineer and manufacture Mack’s heavy-duty diesel engines, transmissions, and drivelines—key components for every Mack truck on the road.

The Hagerstown facility focuses on engineering and manufacturing processes to ensure that Mack Trucks provide reliable power, efficiency, and durability. Our teams design and produce powertrain systems to meet the needs of long-haul and vocational applications.

As an important part of Mack Trucks’ focus on quality and innovation, the Hagerstown facility continues to advance powertrain development. Whether it’s reducing emissions, improving fuel efficiency, or enhancing performance, the work done here supports the future of trucking and helps keep Mack Trucks competitive.