Injora 4M-10-22T - 22T/12T Overdrive 9% Alloy Steel Helical Gears TRX-4MINJORA Overdrive Underdrive Alloy Steel Helical Gears for 1 18 TRX4M Suit For: 1 18 RC crawler TRX4M Note: Each axle requires 1 set of gears (a ring gear and a pinion gear). Overdrive the front(or underdrive the rear) will pull you faster in the front, it allows you to climb better and reduce rollover. Do not swap gears from different gear sets! They are different even if they have the same number of tooth. If you have some free play between gears,

Ensure flap is sealed while charging

less noise

coming with all hardware for the axles

Material: Stainless Steel/Brass

You will need to purchase the Skid and this part to fit with the High Trail edition trucks or any trx-4 that have had the Traxxas lift kit installed

Weight: 69g

First and foremost

Traxxas 8064 Front Portal Drive Input Gear

Needed to Complete:

Providing power and control is a 2-in-1 receiver/ESC

3″ Sledgehammer® tires for an aggressive monster truck stance

BowHouse RC Traxxas TRX-4 High Clearance Skid Extension