R1WURKS 48P Ultra Light Weight Aluminum Pinion GearsReducing rotating mass at the motor is one of the simplest and most impactful ways to improve acceleration. Every gram saved at the pinion directly helps the motor spin up faster, respond quicker, and run more efficiently. These pinions were engineered from the ground up with that goal in mind, optimized tooth thickness, strategic material removal, and refined machining work together to cut unnecessary weight. Key Features and Specifications: Type III