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- INJORA Fat Viper 2204 Brushless Outrunner Mot...
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Item #:
89396246
INJORA Fat Viper 2204 Brushless Outrunner Motor & Transmission for TRX4M
90% of respondents would recommend this to a friend
Item #:
89396246
RWF 89829
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Sunday, September 20
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Smooth and linear at low speeds, powerful and aggressive at high speeds.
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What Stands Out
High Efficiency
The INJORA Fat Viper 2204 motor operates at 2400KV, providing excellent power output while maintaining efficiency, leading to longer run times for your TRX4M RC vehicle.
Precision Engineering
Designed specifically for 1/18 scale models, this brushless outrunner motor ensures optimal performance, allowing for enhanced control and responsiveness during competitive racing or casual driving.
Durable Build
Constructed with high-quality materials, the Fat Viper motor is built to withstand the rigorous demands of RC enthusiasts, ensuring reliability and longevity for your TRX4M upgrades.
Product Details
| Brand Name | INJORA |
| Model | INM17-2400KV-99BK |
| Number of Items | 1 |
| Manufacturer | INJORA |
| Part Number | INM17-2400KV-99BK |
| Speed | 2400 rpm |
| Horsepower | 2500 watts |
| Item Dimensions W x H | 1.1"W x 0.75"H (2.8 cm) |
| Item Weight | 28 g |
| Shaft Diameter | 2 millimeters |
| Material Type | Aluminum |
| Brand | INJORA |
| Product Dimensions (L x W x H) | 1.1"W x 0.75"H (2.8 cm) |
| Material | Aluminum |
Who Should Buy?
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RC Enthusiasts
Ideal for hobbyists looking to upgrade their TRX4M for enhanced performance and power.
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Performance Seekers
Perfect for users wanting improved speed and torque for thrilling off-road adventures with their RC models.
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Custom Builders
Great for those building custom RC vehicles seeking high-quality, reliable motors for enhanced configurations.
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Casual Users
Not suitable for users who prefer basic models and do not require extensive upgrades or modifications.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the INJORA Fat Viper 2204 2000KV Brushless Outrunner Motor best used for?
Answer: The INJORA Fat Viper 2204 2000KV Brushless Outrunner Motor is ideal for enhancing the performance of the TRX4M 1/18 RC vehicle. It offers high torque and smooth operation, making it suitable for rugged terrains and demanding RC environments. This motor is designed to elevate your model's speed and responsiveness, giving you a more thrilling driving experience. Whether you're tackling steep hills or performing technical maneuvers, this upgrade will significantly enhance your vehicle's capabilities. -
Question:
How does the brushless design of the INJORA Fat Viper motor affect performance?
Answer: The brushless design of the INJORA Fat Viper motor significantly increases efficiency and longevity compared to brushed alternatives. It reduces friction and heat generation, providing smoother performance and better power delivery. Brushless motors require less maintenance, allowing you to focus more on enjoying your RC experience rather than worrying about wear and tear. This means longer run times and a more reliable performance during your adventures, whether you're racing or traversing challenging terrain. -
Question:
Is the INJORA 2204 motor compatible with other RC models?
Answer: While the INJORA Fat Viper 2204 motor is specifically designed for the TRX4M 1/18 RC model, it can be compatible with other vehicles that accept similar motor configurations. Always check the specifications of your RC model to ensure compatibility. This flexibility allows enthusiasts to upgrade various models, making it a versatile choice for those looking to enhance their RC performance across different platforms. -
Question:
What kind of battery is recommended for the INJORA Fat Viper motor?
Answer: For optimal performance with the INJORA Fat Viper 2204 motor, a 2S to 3S LiPo battery is recommended. These batteries provide the necessary power and voltage to fully utilize the motor's capabilities. They ensure consistent performance output, especially during intense driving sessions. Selecting a compatible battery will not only enhance speed but also improve overall handling and battery life during your RC activities. -
Question:
What are the key features of the INJORA Fat Viper 2204 motor?
Answer: The key features of the INJORA Fat Viper 2204 motor include a high-speed performance of 2000KV, efficient brushless design, and sturdy construction for durability. It also provides excellent torque, making it suitable for both on-road and off-road applications. These attributes combine to create a powerful, reliable motor that elevates your TRX4M’s performance, allowing you to navigate more difficult terrains with ease. -
Question:
Can the INJORA Fat Viper motor be installed by beginners?
Answer: Yes, the INJORA Fat Viper motor can be installed by beginners with basic understanding of RC components. The installation process typically involves detaching the old motor and securing the new one in place, followed by connecting the necessary wires to the ESC. Many users find several helpful guides and video tutorials online that can provide step-by-step instructions, making it a manageable upgrade for those new to RC modifications. -
Question:
What tools do I need to install the INJORA Fat Viper motor?
Answer: To install the INJORA Fat Viper 2204 motor, you will typically need a basic set of tools including a screwdriver, pliers, and possibly a soldering kit if you prefer hardwiring connections. Depending on your RC setup, having a wrench for securing the motor mount may also be necessary. Having these tools on hand before starting ensures a smoother installation process, allowing you to enjoy your upgraded RC vehicle sooner. -
Question:
What improvements can I expect after upgrading to the INJORA Fat Viper motor?
Answer: After upgrading to the INJORA Fat Viper 2204 motor, you can expect significant improvements in speed, torque, and overall responsiveness. The motor’s design allows for quick acceleration and higher top speeds, enhancing the thrill of your RC experience. Additionally, the reliability of a brushless motor translates to less downtime, enabling you to spend more time enjoying your hobby whether you are racing, off-roading, or exploring. -
Question:
What is the transmission system associated with the INJORA Fat Viper motor?
Answer: The transmission system that pairs with the INJORA Fat Viper 2204 motor is designed to handle the power output effectively. It utilizes precision gearing to maximize torque and speed, giving you better control over your RC vehicle. This advanced system allows for smoother transitions, whether accelerating or decelerating, making it particularly beneficial during off-road excursions where traction and power distribution are crucial. -
Question:
Where can I buy the INJORA Fat Viper 2204 2000KV Brushless Outrunner Motor in Rwanda?
Answer: You can purchase the INJORA Fat Viper 2204 2000KV Brushless Outrunner Motor at Ubuy in Rwanda. Ubuy offers a reliable platform for sourcing a variety of RC upgrade parts, ensuring you have access to quality products tailored for your needs. Their extensive selection and user-friendly shopping experience help you find the exact motor you need to enhance your TRX4M RC vehicle.
INJORA Complete Motors Editorial Review
**** The INJORA Fat Viper 2204 2000KV Brushless Outrunner Motor has garnered a largely positive reception among RC enthusiasts, particularly for those upgrading mini crawlers like the SCX24 and TRX4M. Users praise its performance, highlighting the motor's quiet operation and smooth low-end performance. Its aesthetics also earn commendations, with many appreciating the vibrant color as a nice addition to their builds. Performance-wise, the motor delivers impressive speed and robust drive power, making it suitable for a range of terrains—from crawling over obstacles to powering through muddy conditions. Users are especially satisfied with its durability, reporting Consistent performance even after multiple battery cycles without any issues. However, there are some caveats to be aware of. A common complaint arises from the pinion gear, which some users note as too long, causing interference with other gears upon assembly. This issue may require users to modify or replace the pinion gear to achieve optimal performance. Additionally, while the motor appears to be of good quality, a few users reported initial difficulties in getting it running. In conclusion, the INJORA Fat Viper motor stands out for its reliable performance and compatibility with specific RC models, but potential buyers should be prepared to handle some minor setup challenges. **
Customer Reviews & Ratings
86 customers ratings
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5 Star
73%
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4 Star
8%
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3 Star
6%
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2 Star
5%
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1 Star
8%
Review this product
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Pros
- Quiet and smooth operation, especially at low speeds
- Excellent speed and powerful drive capabilities
- Great durability with multiple successful battery cycles
- Attractive color enhancing the overall aesthetics of the RC build
- Ideal for mini crawlers, particularly SCX24 and TRX4M
Cons
- Pinion gear length may cause interference; modification required
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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RWF 89829
Order now and get it around Sunday, September 20
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Sensorless brushless outrunner motor for superior performance.
- 2400KV rating ensures high RPM efficiency.
- Works seamlessly with INJORA MBL32 brushless ESC.
- Designed for excellent low-speed and high-speed performance.
- Lightweight at 28g for improved handling.
- Recommended for use with 3S batteries for optimal torque.
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