GMB KOREA Corp. manufactures and sells automotive parts in South Korea and internationally. The company offers engine parts, including water pumps, viscous fan clutches, tensioner bearing assemblies, idler bearing assemblies, sockets, and oil pumps; and auto transmission parts, such as spool-valves, manual control shafts, hydraulic pressure pistons, pinion shafts/differential pins, and retainer-U/d brakes. It also provides chassis parts comprising universal joints, tripod joints, steering joints, and cages; bearing parts consisting of ball, water pump, and clutch release bearings; and green energy parts, including electric water pumps. The company was founded in 1979 and is headquartered in Changwon, South Korea.