Driveshafts Steel Constant-Velocity (Assembled) TRA8950XDetails: Traxxas Steel Constant Velocity Shafts offer the ultimate in torque handling and efficient power transfer for high power brushless applications. On the axle side, bearings secure the drive pins in place to prevent back out. Large bore drive pins are press fit on the differential side and slot into the heavy duty steel drive cups. The included bearings are rubber sealed to keep out dirt while a durable black oxide coating helps prevent rust on