Castle Creations motor and ESC combo recommendations for the Traxxas Ultimate Desert Racer (UDR).
Monster X w/1515-2200kv - Stock gearing (27/51) on 6s = ~43MPH
Monster X 8s w/1520-1650kv - 31 pinion/47 spur on 8s = ~49MPH
Monster X 8s w/1717-1650kv - 34 pinion/47 spur on 8s = ~56MPH
Note: 1717 installation requires minor modifications for fitment.
Note: All speed estimates are with stock tire diameter, high quality batteries and appropriately sized battery connectors.
Always monitor ESC, motor and battery temperatures on new setups or when changing gearing or batteries.
