Replace the stock 12/21T gears, fit FMS FCX24 front or rear portal axles
Less vibration, less noise, less wear then stock gears
CNC machined ,Steel Gears
15/20T overdrive gears increase speed approx 10%
Gear Ratio: 20/15(Increase speed approx 10%)
Colour:silver
Material:steel
Package Contents:
4 x RC Car 20T Gear
4 x RC Car 15T Gear
