The Traxxas 8357 70-Tooth Spur Gear delivers smooth, reliable power transfer and rugged durability for your RC model’s drivetrain. Designed to meet Traxxas’ stringent OEM standards, this 70T spur gear is ideal for fine-tuning your gear ratio, improving torque, and optimizing acceleration on a variety of surfaces. This listing includes seven (7) high-quality spur gears perfect for hobbyists, racers, or shops that need multiple spares.