Truck Gears, Inc., (TGI) is a repair, parts and service center for heavy duty trucks. TGI specializes in transmissions, differentials, clutches, driveline service, R & R service, and genuine parts supply. It also offers emergency pickup and delivery. TGI delivers nationwide for all customers. TGI proudly offers two-year unlimited mileage warranties on class "8" heavy duty units. Be sure to check online for up to date monthly specials and other offers.