The traxxas 4951R center drive shaft is a durable replacement designed to transfer power efficiently between the front and rear axles of your rc truck. made from high-strength materials, this shaft resists bending and wear while handling high-torque applications, jumps, and rough terrain. engineered for a direct fit with factory mounting points, it installs easily and provides long-lasting drivetrain performance. compatible with traxxas X-Maxx models.