The Powerhobby 48P 55T Hardened Steel Spur Gear is designed specifically for the Traxxas 4-Tec 2.0 Light Weight model. Made of durable hardened steel, this gear ensures long-lasting performance and reliability for your RC vehicle. Compatible with Traxxas brand vehicles, this spur gear is a crucial component for smooth and efficient drivetrain operation, allowing for a better overall driving experience for hobbyists and enthusiasts.