Injora Overdrive Underdrive Alloy Steel Helical Gears for 1/18 TRX4M (Injora 4M-34-22T | INJ4M-34-22T)

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Injora Overdrive Underdrive Alloy Steel Helical Gears for 1/18 TRX4M

Model: Injora 4M-34-22T
Dist. #: INJ4M-34-22T SKU: INJ4M-34-22T

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Store Pickup:

South Jordan, UT
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Price:

$14.99

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Updated on May 3, 2025 08:52:55 PM

Overdrive Underdrive Alloy Steel Helical Gears for 1/18 TRX4M...

INJORA Overdrive Underdrive Alloy Steel Helical Gears for 1/18 TRX4M
Fit For: 1/18 RC crawler TRX4M
Note:

Each axle needs 1 set of gears (a ring equipment and a pinion equipment).

Overdrive the front(or underdrive the back) will pull you much faster in the front, it allows you to climb up better and lower rollover.

Do not swap gears from various equipment sets! They are various even if they have the very same number of tooth.

22T/10T Underdrive Equipments: Decrease speed approx 9%

24T/10T Underdrive Equipments: Decrease speed approx 16.67%

24T/12T Equipments: Do no change speed

22T/12T Overdrive Gears: Increase speed approx 9%

Functions:

Change the stock plastic gears, healthy TRX4M front or rear axles

Helical gears provide higher strength and smooth operation than the factory stimulate gears

Less vibration, less sound, less wear then stock gears

CNC machined 20CrMo Alloy Steel Gears

Specifications:

Product: 20CrMo Alloy Steel

Weight: about 7g/set