Upgrade your heavy machinery with the Cat 387-3009 Planetary Shaft, a genuine replacement part designed to meet the high standards of your equipment. Engineered for durability and optimal performance, this planetary shaft is a vital component for ensuring your machine operates at peak efficiency. Whether you're maintaining your fleet or tackling a specific repair need, this planetary shaft is crafted to fit seamlessly with your existing system. Its robust construction is tailored to withstand the rigorous demands of heavy use, making it a reliable choice for your maintenance and replacement needs.