Upgrade the driveline of your ARRMA OUTCAST 8S BLX Stunt Truck with the GPM 4140 carbon steel center CVD driveshaft. Designed to cope with hard landings and demanding tracks, the 4140 steel construction raises durability and torque capacity. The front shaft diameter is increased from 5mm to 6.5mm, providing firmer power handoff and fewer drivetrain losses during high load use.
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