[1] Stemco was founded on March 1, 1951, by Ben Cook and Tom Davidson in St. Charles, Missouri, and originally manufactured mufflers and oil reservoirs for commercial trucks.

[6] Partners and strategic allies include Duroline, BatRF, GAFF International and Crewson.

In July 2015, EnPro Industries, Inc. (NYSE:NPO), parent company to Stemco, completed its acquisition of the Veyance North American air springs business from Continental AG.

The addition of the air springs business unit significantly expanded Stemco's presence and scale in the commercial vehicle suspension market and brought a workforce of approximately 530 employees.

[9] Other innovations include BatRF, a radio frequency product that monitors trucks and keeps detailed records of travel, distance, tire pressure, maintenance needs and other statistics useful to fleet managers.