RRP8721 .8Mod 21T X-Hard Steel Pinion Gear w/ 5mm Bore (Robinson Racing)

RRP8721 21T Pinion Gear X-Hard Steel .8 Mod w/5mm Bore

Robinson Racing Extra Hard Steel 5mm Bore .8 Mod Pinion Gears fit brushless motors with a 5mm shaft and are intended for use with the Traxxas E-Maxx model #3905. These will also work with standard size brushless motors when used with the RRP1200 reducer sleeve, making them an excellent choice for the Traxxas Slash 4x4. These gears are available in a variety of tooth count options to fine tune the torque and top speed of your vehicle. Smaller the pinion more torque and larger for higher top speed.