Swai Auto Manufacture a wide range of Differential Internal Parts for Trucks , cars and Tractors. The parts includes Straight Ring & Pinion Gears , Spider Gear Kits, Carrier Cases, Race / Dfferential parts, Lockers, Positractions, Helical gears,Differential Inter-Axle-Assembly, Side Gears,Pinion Gears, Cross Pin, Spider. Swai Auto is the one-stop solution to all of your Internal differential needs, vast parts selection, and top-notch manufacturing expertise. Read More…