5121 Bearing, Needle Roller

Upgrade your Traxxas RC with the Needle Roller Bearing (Part 5121). Compatible with Slash, Rustler, Stampede, and 4-Tec models, this precision bearing reduces friction, improves efficiency, and ensures smooth rotation for wheels, drivetrains, and other moving parts. Built for durability and high-speed performance, it helps your truck maintain reliable operation and control on every track and trail.