12T/22T Overdrive Gear and 24T/10T Underdrive Alloy Steel Helical Gear Set for TRX4M 1/18 RC Crawler Car Upgrade

$15.40

About This Product :

  • CNC machined 20CrMo alloy steel gears, the vibration, noise, wear all less than stock gears.
  • Replace the stock plastic gears, fit TRX4M front or rear axles.
  • The overdriveunderdrive alloy steel gelical gears set, helps the steering and crawling for more complex terrian.
  • Using this steel gear set will allow for a 9% overdrive to the front axle and a 16.7% underdrive to the rear axle.
  • Esay to install, provides a good upgrade kit for your TRX4M model car.

125 in stock