1.Enhanced Speed and Control: Upgrade your 1/10 TRX-4 or TRX-6 RC truck with the COOWOO RC Overdrive Differential Gears Upgrade Parts Set. Made of hardened steel and precision CNC machined, these gears offer a 9% speed increase compared to the stock parts, resulting in sharper and more precise turning for better control and maneuverability on various terrains..2.Improved Climbing Performance: The speed increase in the front wheels assists in climbing obstacles and inclines, providing additional traction and pulling power. Gain an advantage during climbing situations and overcome challenging terrains with ease..3.Agile and Responsive Handling: The increased speed creates a more agile and responsive RC truck, allowing for quicker changes in direction. Navigate tight turns, slalom courses, or technical sections with greater ease and confidence..4.Enhanced Balance and Stability: The increased front wheel speed helps distribute weight more evenly between the front and rear axles, improving the overall balance and stability of the truck. This enhances handling and reduces the risk of tipping over during aggressive maneuvers..5.Durable and Reliable: Crafted from hardened steel, the COOWOO RC Overdrive Differential Gears Upgrade Parts Set provides increased durability and strength to handle the higher stresses of modified gear ratios. Enjoy reliable performance over time, reducing the risk of gear failure during demanding driving conditions.