The traxxas 7890 X-Truck™ bearing kit is a complete replacement set designed to ensure smooth and efficient operation of your rc truck’s drivetrain and suspension components. made from high-quality steel, these bearings reduce friction, improve performance, and extend the life of moving parts during high-speed runs, jumps, and rough terrain. engineered for a direct fit with factory mounting points, they install easily and provide reliable, long-lasting performance. compatible with traxxas X-Truck™ models.