Malvern Operations
3255 Alliance Road N.W.
Malvern, Ohio 44644-0485

Minerva Operations
461 Knox Court
Minerva, Ohio 44657

Salem Operations
373 E. Perry St.
Salem, Ohio 44460

Colfor Manufacturing produces transmissions shafts, transfer case shafts, hypoid drive pinions, axle shafts, transmission gears, mining bits, wheel spindles, and inner-connecting shafts, among other products. Colfor Manufacturing specializes in precision cold, warm and hot forgings. Throughout the three facilities in Ohio, Colfor Manufacturing contributes to AAM's product line evolution and expansion, it also extends our reach and is helping AAM continue its leadership role in the automotive supplier market.