INJORA Overdrive Underdrive Worm Differential Axle Steel Gears 12T For 1/24 RC Crawler Car Axial SCX24 Upgrade Note: Overdrive the front will pull you faster in the front, it allows you to climb better and reduce rollover
1/12T Underdrive Gears: Decrease speed approx 33%
2/12T Overdrive Gears: Increase speed approx 33%
2/13T Overdrive Gears: Increase speed approx 23%
2/14T Overdrive Gears: Increase speed approx 14%
2/16T Gears: Do not increase speed
Suit For: 1/24 rc crawler axial SCX24 all series, Deadbolt B17 C10 Jeep Wrangler Gladiator Ford Bronco Features:
Upgrade hardened steel material
Overdrive and underdrive gears are optional
The front and rear differentials each house a worm screw and worm gear setup to get the power to the axles and create higher ground clearance
I purchased the 33% underdrive gears. This was a bit too much in most scenarios. I will be purchasing all of the others to really dial in the appropriate ratio. Luckily their inexpensive. The four star is for a lack of instruction.