【TRX4M Bevel Gears Set】This diff gear set contains 2 gear set: 12T-22T for overdrive, 12T-26T for under driver. 97054 Defend 97074 Bronc universal
【TRX4M Metal Diff Gears】Made of steel, replacing the stock or plastic differential gears, the metal gear set will become more robust and durable, not easy to be broken
【TRX4M Differential Gear Effect】The 12T-22T set provides about 9% overdrive effect, while the 12T-26T set providing 7.6% underdrive effect
【Matching Strategy】When using the strategy of front overdrive and rear underdrive, they can enhance the torque output of the crawler and improve climbing performance. When front overdrive and rear underdrive, the maneuverability and stability will be improved
【Excellent Workmanship】Smooth and flat surface without burrs, no jamming. It is Suggested to add gear lubricant before use