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Injora Complete Transmission with 180 Brushed Motor for 1/18 TRX4M (Injora 4M-54BK_A | INJ4M-54BK_A)

Model: Injora 4M-54BK_A
Dist. #: INJ4M-54BK_A   SKU: INJ4M-54BK_A

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South Jordan, UT
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Price:  $39.99

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Updated on May 6, 2026 03:06:23 PM

INJORA CNC Aluminum Complete Transmission with 180 Brushed Motor 48T for 1/18 RC Crawler TRX4M Upgrade
Features:

Motor waterproof rating: IPX6 (It can run in the rain, or run underwater for a while.)
CNC aluminum machined transmission housing
Includes transmission gears and ball bearings
Greased
Compatible with stock TRX4M ESC
Compatible with INJORA and stock TRX4M skid plates
Extremely high-strength neodymium magnets
Stronger drag brake and torque delivery than stock motors
Pinion and wiring are installed for placement into TRX4M


Transmission Specifications:

Housing Material: Aluminum
Color: Black
Weight: 32g (1.13oz)


Internal Gears:

Material: Stainless steel
UD 59%: 40.3:1 underdrive gear set, decrease speed approx 59%
As stock: 16.61:1 gear set, do no change speed


180 Motor Specifications:

Part Number: INM11-48T
Turn: 48T
Rated Voltage: 7.4V
Total Length: 42.7mm (1.68in)
Motor Magnets: Neodymium magnets (Higher Torque)
Pinion Material: Stainless Steel
Pinion: 11T 0.4mod
Weight: 39g (1.38oz)
At No Load Speed: 20500rpm
No Load Current: 0.48A


Package List:
1 * Complete Transmission 4M-55
1 * Brushed Motor INM11-48T

- Injora Complete Transmission with 180 Brushed Motor for 1/18 TRX4M

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