Top 10 Best trx4 motor in 2026

Last Updated - 6/24/2026

🏆Best Choice

OGUNKE

OGRC Motor 550 21T Brushed Motor for TRAXXAS TRX4 TRX6 （Part：3975R, 3975） Redcat Axial SCX10 RC4WD D90 1/10 RC Scale Car and Suitable for 1/6 Jeep Willys 1941 MB Military Truck

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•21T 550 Motor has a 30% longer armature than a standard 540 size motor for extreme monster torque, 3.175mm output shaft, Input voltage: 6-8.4V (Lipo&Nimh), 【Note: not compatible with 3S lipo battery】
•The 21T 550 Motor features Excellent torque and driveability, High‑purity copper windings can maximize efficiency precision engineered for maximum energy conversion.
•OGUNKE RC 21T 550 motor is designed for incredible mod-motor power output with virtually maintenance-free operation, and long-lasting performance. smoothness for best reliability and maximum RPM.
•OGUNKE RC 21T 550 motor’s integrated cooling fan pulls cool air through the motor to keep temperatures down. A cooler running motor allows faster speeds, longer runtime, and extended motor life.
•550 21T Motor suitable for TRAXXAS TRX4 TRX6 TRX4 Bronco Pro (Replace Upgrades 3975R, 3975) and suitable for Axial SCX10 SCX10II AXI03007 JL 90046 RC4WD D90 1/10 RC Off-Road Car.

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$15.99

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INJORA

INJORA RC Motor 550 Brushed Waterproof Motor for 1:10 RC Crawler Axial SCX10 AXI03007 JL 90046 TRX4 TRX6 RC Car Boat (21T)

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•【Value for Money】 INJORA 550 brushed waterproof motor is a budget motor built for messy, dirty, off road action.
•【Powerful Torque】The armature of this powerful 550 motor is 30% longer than the standard 540 size motor, which can provide extremely high torque, and the high strength magnet ensures the best performance.
•【Long-lasting performance】Heat-resistant motor with built-in cooling fan, not only allows fast speeds and long run time but prolong life time.
•【Unique Design】Bullet plugs is easy connection with no soldering needed. The brushed motor with 1/8th inch shaft diameter,ball bearing on output side, compatible with many brushed ESCs.
•【Applicable models】The 550 21T motor compatible with 1/10 RC Crawler Axial SCX10 AXI03007 JL 90046 TRX4 TRX6 RC Car Boat

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$16.98

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Traxxas

Traxxas 3975R Titan 550 Reverse Rotation Motor, 424-Pack

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•Titan 550 motor (reverse rotation)
•(21-turns/ 14 volts)
•Powerful motor has a 30% longer armature than a standard 540 size motor for extreme monster torque

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$19.95

$21.79

-8%

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INJORA

INJORA 540 Brushed Motor 35T Waterproof Motor for 1/10 RC Cralwer Car Axial SCX10 Pro SCX10 AXI03007 90046 TRX4 D90 Monster Truck （35T）

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•INJORA 540 Brushed Motors feature premium quality materials combined with high strength magnets for unmatched brushed motor speed and torque.
•The INJORA 540 Motor is a powerful, reliable, economical, and versatile choice for those who prefer brushed motor power.
•Direct-solder tabs allow installation in a variety of applications, and the rebuildable design provides easy access to the commutator with replaceable brushes and springs.
•The dual-ball bearings design yields better performance, allowing a smooth ride, precise control with best possible efficiency.
•This is an 13T/21T/35T/45T/55T/80T INJORA 540 Brushed Waterproof Motor. This motor was custom made to fit all popular crawler trucks and scale rigs.

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$13.98

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INJORA

INJORA 180 PRO Brushed 48T Motor with Stainless Steel Pinion for TRX4M 1/18 RC Crawler Car Upgrade

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Extremely high-strength neodymium magnets, great control for crawling.
•Stronger drag brake and torque delivery than TRX4M stock motors and the 55T red one.
•Pinion and wiring are installed for placement into TRX4M.
•Come with an anti-interference board and more stable performance.
•Excellent upgrade part, compatible with TRX4M Defender, Bronco, K10 High Trail, F150 1/18 RC Crawler Upgrade.

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$13.98

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INJORA

INJORA Fat Viper 2204 2400KV Brushless Outrunner Motor & Transmission for TRX4M 1/18 RC Upgrade

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•Smooth and linear at low speeds, powerful and aggressive at high speeds.
•Runs more quietly than brushed systems, producing virtually no noise.
•2204 Fat Viper Outrunner Motor will give your car a better driving performance.
•3S batteries are highly recommended for high torque.
•Note: Compatible with INJORA 370 transmission. Not compatible with stock transmission! Compatible with INJORA MBL32 brushless ESC. Not compatible with stock ESC!

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$45.99

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Hobbypark

Hobbypark Metal Steel 45T M0.8 Spur Gear & 11T 32P Pinion Motor Gear for Traxxas TRX4 TRX-4 RC Crawler Car,Replace 8053 6747

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•【Compatible with】Traxxas TRX4 TRX-4 RC Crawler Car, Replaces Part Model# 8053 6747
•【Material】Made of Hard Steel Metal
•【Feature】Spur Gear:45T M0.8 Hole :4mm, Diameter:37.5mm; Pinion:11T 32P, Diameter:10.2mm, Compatible with 3.17mm shafts
•【Package Include】2 Pieces (1x Spur Gear & 1x Pinion)

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$10.97

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Hobbypark

Hobbypark 21T Motor 550 Brushed Motors w/Heatsink for 1/10 RC Crawler Car Traxxas TRX4 TRX6 Axial SCX10 II III Redcat Gen7 Gen8 RC4WD

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•✔550 Size, Compatible with: Traxxas TRX-4 (Sport / Defender / Bronco / Blazer ),TRX-6, SCX10 SCX10II SCX10III 90046 90047 AXI03007, Redcat Gen8,etc. 1/10 Scale RC Rock Crawler Vehicles
•✔21 Turn, 3.175mm output shaft, 3-Slot. Works with V s lipo battery pack/ V 9 Cell NiMh
•✔Splash-proof. Virtually maintenance-free operation and long-lasting performance.Precision balanced rotor, smoothness for best reliability and maximum RPM
•✔Integrated cooling fan pulls cool air through the motor to keep temperatures down.With heatsink fin,Heat-resistance running motors allow faster speeds, longer runtime, and extending motor life

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$17.97

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GLOBACT

GLOBACT 1850KV 3542 Brushless Motor RC Crawler Motor for 1/8 1/10 TRX4 TRX6 Axial SCX10 I II III RC Crawler Car LCG Chassis (1850KV)

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•【Fits】External rotor 3542 brushless motor suit for 1/10 Traxxas TRX4 TRX6 Axial SCX10 I II III LCG chassis RC crawler car upgrade accessories (compatible with GLOBACT AM32 80A Brushless Crawler ESC, ASIN: B0D9NJTS9J).
•【Low Cogging Torque】The 14 Pole 12 slot Hi-torque rotor design provides powerful low-torque and low-speed linearity, automatically compensates for power output when encountering obstacles on uphill slopes, and automatically reduces power output when going downhill, always maintaining a stable driving speed, making the operation simple.
•【CNC Precision Machining】CNC Machined 6061 T6 aluminum front and rear cover.High-purity copper windings maximize efficiency. The tough stainless steel shaft( Φ 3 . 175mm), high precision, and high-quality bearing make the motor super durable.
•【Small Size】The motor length is 42.8mm and the width is 35mm, which perfectly solves the problem of difficult wiring of crawler vehicles due to the small internal space.
•【Water Proof】Protection grade IP67, excellent waterproof and dustproof performance, under various climate conditions, Easily cope with complex roads containing sand, ice, snow, and water.

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$35.99

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GLOBACT

RC 550 Brushed Motor 35T RC Electric Motor for 1/10 RC Scale Rock Crawlers 1/6 Jeep Willys 1941 MB Military Truck and high Torque Rock Racing for TRAXXAS TRX4 TRX6 Axial SCX10 JL 90046 D90

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•【550 Brushed Motor】3.175mm output shaft, suitable for TRAXXAS HSP HPI Wltoys Kyosho brushed 1/10 RC car and1/6 Jeep Willys 1941 MB Military Truck.Input voltage: 6-8.4V (Lipo&Nimh), not compatible with 3S lipo battery
•【High Performance】Excellent torque and driveability, High‑purity copper windings can maximize efficiency precision engineered for maximum energy conversion.
•【Splash-proof】Virtually maintenance-free operation and long-lasting performance.Precision balanced rotor, smoothness for best reliability and maximum RPM.
•【Aluminum Cooling System】Heat-resistant motor with built-in cooling fan, allows fast speeds, long runtime, and extending rc motor life.
•【GUARANTEE】If you are not satisfied with our rc car motor you received, you can send emails to us at any time. We will reply you instantly and help you solve your problem.

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$15.99

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