US Gear is a manufacturer of differential and transmission components and offer parts for everything from hot rods to heavy-duty trucks and military equipment.  Racecar Engineering™ is proud to distribute and support the entire US Gear® product line.  Shop here online now for the most popular items from US Gear®.  Always remember, if you don't find what you need on here our website, we'll gladly special order the item for you directly from the factory.  Please contact our Technical Sales staff for complete information.