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Having problems with our terms and abbreviations/acronyms? Search our list of glossary terms below.


Original Equipment Manufacturer OEM

An original equipment manufacturer (OEM) traditionally is defined as a company whose goods are used as components in the products of another company, which then sells the finished item to users. For example OEM Wheels are those wheels supplied with the original vehicle.


Outside Diameter OD

Outside Diameter is the measurement taken from a line passing through the centre of an object that touches two points on the outside edge.