Introducing our top-tier metal differential upgrade designed specifically for the ARRMA 6S. Crafted with premium-grade steel gears, this upgrade enhances overall durability by an impressive 30% while boosting speed by 15%. With the advanced technology of a front and rear metal differential system, your RCAWD vehicle will deliver unparalleled performance on any terrain. Experience smoother power distribution, improved traction, and enhanced control during high-speed maneuvers. Elevate your driving experience with this robust upgrade that ensures long-lasting reliability and superior performance.