Precision-Engineered Planetary Gear Shafts: The Heart of Robust Power Transfer. Engineered for demanding automotive drivetrain applications, our high-performance Planetary Gear Shafts form the critical rotational core within planetary gear sets found in automatic transmissions, transfer cases, and differentials. Manufactured from premium alloy steels using advanced CNC machining and precision grinding, these shafts deliver exceptional strength, dimensional accuracy, and surface finish. Rigorous heat treatment processes ensure superior hardness and fatigue resistance, minimizing wear under high torque loads and prolonged operation. Designed for seamless integration as direct OE replacements or performance upgrades, our shafts guarantee reliable power transmission, smooth shifting, and extended service life. Trust our Planetary Gear Shafts for unmatched durability and consistent, trusted performance in your transmission rebuilds or repairs.