LYON, France—Engineers at the Volvo Trucks plant here use 3D printing to create a variety of custom tools.

HAGERSTOWN, MD—Volvo Trucks has begun assembling automated manual transmissions at its plant here.

HAGERSTOWN, MD—It’s often said that if you really want to find ways to improve your business, ask an employee. At the Volvo truck assembly plant here, employee suggestions have yielded “significant savings.”