GMB is one of the world's largest manufacturers of aftermarket automotive products ranging from water pumps, fuel pumps, universal joints, tensioner & idler bearings, to wheel hub assemblies for most European, Asian, and domestic vehicles. All of our products are engineered, designed, and built utilizing the strictest design and manufacturing guidelines, with the finest quality assured through our ISO 9002 programs. The GMB brand is recognized globally for offering the finest automotive parts available.