STEMCO manufactures a variety of high-performance wheel-end, steering, suspension and braking components used by the heavy-duty trucking industry.
Numerous attempts at electronic versions have been attempted including a Stemco version patented in 1991 (pat #4,989,222), however;
Businesses operated by EnPro Industries include Compressor Products International, Fairbanks Morse Engine, Garlock Sealing Technologies, GGB Bearing Technology, Technetics Group and STEMCO.