Traxxas TRX-4 Portal Drive Output Gear

Motor, Titan® 12T (12-Turn, 550 size)

3785

Gravity RC USGT 21.5T Spec motor

GRC2000

Gear, 18-T pinion (1.0 metric pitch) (fits 5mm shaft)/ set screw (compatible with steel spur gears)

6491X

Motor, Titan® 550, reverse rotation (21-turns/ 14 volts) (1)

3975R

Gear, 20-T pinion (1.0 metric pitch) (fits 5mm shaft)/ set screw (compatible with steel spur gears)

6494X

Carburetor Complete TRX 2.5

5252