These are carbon reinforced gears found in Tamiya's Mini 4WD racing machines. They replace the standard plastic gears that are labeled G13 along with the 8-tooth pinion gear. These reinforced carbon gears are ideal to use when using high output motors.
Features:
G13 Crown Gear x48T Pinion Gear x48T pinion gear is usable with Mini 4WD and Mini 4WD PRO cars.G13 crown gear is usable with AR, VS, Zero, Super 1, Super II, Super TZ, Super TZ-X Chassis cars.