Rev Tech maintains the largest inventory of high quality gearbox parts in the United States. Keeping a large inventory enables us to provide unbeatable prices and unmatched availability. The key to our superior parts is a result of our engineering experience in gearbox operation and gear design. Our parts are OEM equivalent or superior quality. With over 1 million dollars in inventory on the shelves at all times, you can count on Rev Tech to have the parts you need when you need them.