We are a reputable factory specializing in the production of high-quality spare parts for Caterpillar E313B, E313C, E313D, E313D2, and E313F excavators. Our Swing Motor Planet Carrier Assembly, Travel Reduction Gearbox, and Swing Gearbox are meticulously engineered to provide exceptional performance, durability, and reliability. These spare parts are designed to ensure smooth and efficient operation of your excavators, enhancing their productivity and minimizing downtime. Trust our factory-made products for superior quality and unparalleled performance in your excavator maintenance and repair needs.