Our factory specializes in producing top-quality spare parts for CATERPILLAR E311A, E311B, E311C, E311D, E311F crawler excavators. One of our exceptional products is the planetary carrier assembly for the travel reduction gearbox, which includes a robust and reliable planetary gear set. Designed to meet the specific requirements of these excavators, our spare parts ensure optimal performance and longevity. With our state-of-the-art manufacturing facility and skilled team, we guarantee precision, durability, and utmost customer satisfaction. Trust us for all your spare part needs, as we are committed to delivering excellence.