Features & Benefits
- Great electric motor gear for kids cars
- Middle gear made of sturdy metal
- 4 types for different voltage and speed
- Quiet and wear-resistant
- Ideal replacement part
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Item #:
33981134
with 6V/12V Motor, RS390 Electric Motor 6V/12V 12000-20000RPM for Kids Electric Cars and Motorcycles High Speed RS390
76% of respondents would recommend this to a friend
Item #:
33981134
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The middle gear is made of metal which is more sturdy and durable. There are 4 types for different voltage and speed that you can choose as need. This is a great replacement part for your broken or old ones.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High RPM Performance
Delivers impressive speeds of 12000-20000 RPM, ensuring enhanced performance for kids' electric cars and motorcycles, creating thrilling experiences while maintaining safety.
Dual Voltage Versatility
Operates at both 6V and 12V, providing flexibility for various applications, making it ideal for customizing or upgrading kids' electric vehicles.
Durable Construction
Built to withstand the rigors of play, ensuring longevity and reliability, which parents appreciate for continuous use without frequent replacements.
Product Details
| Brand Name | Vikye |
| Model Name | gearbox |
| Model | Vikyey4t29vauhz-02 |
| Manufacturer | Vikye |
| UPC | 749249124626 |
| Part Number | Vikyey4t29vauhz-02 |
| Speed | 20000 rpm |
| Voltage | 12 volts, 6 volts |
| Item Weight | 270 g |
| Material Type | Metal |
| Brand | Vikye |
| Material | Metal |
Who Should Buy?
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Kids Electric Cars
Ideal for powering kids' electric cars with high speeds, ensuring thrilling rides for young drivers.
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DIY Projects
Perfect for hobbyists building custom electric vehicles or robotics, providing reliable motor performance.
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Motorcycle Models
Suitable for remote-controlled motorcycle models requiring speed and power for enhanced performance.
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Adult Vehicles
Not suitable for full-size adult vehicles as it lacks the power and reliability needed for larger applications.
Product Description
with 6V/12V Motor, RS390 Electric Motor 6V/12V 12000-20000RPM for Kids Electric Cars and Motorcycles High Speed RS390
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the difference between the 6V and 12V versions of the RS390 electric motor?
Answer: The primary difference between the 6V and 12V versions of the RS390 electric motor lies in their voltage and resultant power output. The 12V version typically delivers higher torque and faster speeds ranging from 12000-20000 RPM, which is ideal for larger or more demanding kids' electric cars and motorcycles. In contrast, the 6V version may be more suited for lighter, slower vehicles or smaller toys. When choosing, consider the performance needs of your electric vehicle to ensure the motor matches its design and usage scenario. -
Question:
What applications are suitable for the RS390 electric motor?
Answer: The RS390 electric motor is designed for a variety of applications, most commonly in kids' electric cars and motorcycles. Its high-speed capabilities make it ideal for replacing original motors in battery-powered vehicles needing enhanced performance. Additionally, this motor can be used in DIY projects such as remote-controlled cars, robotic systems, and small machinery. When selecting this motor, evaluate the specific speed and power requirements of your application to ensure optimal performance. -
Question:
What type of battery is recommended for use with the RS390 motor?
Answer: The RS390 motor can operate on either a 6V or 12V battery, depending on the variant you choose. A common recommendation is to use lead-acid or lithium batteries, as they tend to offer reliable performance and longevity. Ensure that the battery's output aligns with the motor's voltage rating to maximize efficiency and achieve the desired speed. If you're using the motor in a kids' vehicle, choose a battery that balances good power output with safety for the best experience. -
Question:
How do I install the RS390 electric motor in my electric car?
Answer: Installing the RS390 electric motor involves a few straightforward steps, including removing the previous motor if applicable, securing the RS390 in the designated motor mount, and connecting the motor wires to the controller and power source. It's crucial to ensure all connections are secure and correctly wired to avoid any misfires or malfunctions. Make sure to follow safety protocols and check the motor alignment for optimal performance once installed in your electric vehicle. -
Question:
Can the RS390 electric motor be used for DIY projects?
Answer: Absolutely! The RS390 electric motor is a versatile component ideal for various DIY projects, including robotics and custom remote-control vehicles. Its specifications allow users to experiment with speed and torque settings, making it perfect for hobbyists. Whether you're building a small-scale model or a unique gadget, this motor can provide the necessary power you need. Just ensure your project's design accommodates the motor's dimensions and power requirements for effective integration. -
Question:
What is the typical RPM range for the RS390 electric motor?
Answer: The RS390 electric motor typically operates within a RPM range of 12000 to 20000, which makes it suitable for high-speed applications like kids' electric cars and motorcycles. This high RPM is essential for achieving faster speeds and responsive acceleration in your electric vehicle. Depending on the load and the setup, you may experience slight variations in the output, so it’s beneficial to test and tune your project to find the optimal performance balance. -
Question:
What gear ratio should I use with the RS390 motor for optimal performance?
Answer: The gear ratio you should use with the RS390 motor depends on your desired speed and torque needs. A higher gear ratio can enhance speed, while a lower ratio increases torque, making it suitable for climbing or heavier loads. For kids' electric cars, a balanced approach often works best—combine moderate torque for acceleration with decent speed for fun. Experimenting with different gear ratios in your application will help you identify an ideal setup based on the specific use case. -
Question:
How does the RS390 electric motor perform under heavy load?
Answer: The RS390 electric motor is designed for good performance under moderate loads, but its effectiveness can diminish if it is overloaded. If used within its rated specifications, you can expect smooth operation and adequate power for kids' electric vehicles. However, excessive weight or steep inclines may cause the motor to overheat or reduce speed. For optimal performance, ensure your setup matches the rated load for the motor, allowing for enjoyable use without straining the motor. -
Question:
Where can I buy the RS390 electric motor in Brunei?
Answer: You can find the RS390 electric motor available for purchase on Ubuy in Brunei. Ubuy offers a range of options and reliable service, making it a great choice for sourcing electric components like this motor. Whether you're looking to upgrade an existing kids' vehicle or work on a new DIY project, shopping on Ubuy provides a straightforward and convenient method to find exactly what you need.
Vikye Complete Motors Editorial Review
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Pros
- High speed: 12000-20000RPM
- Versatile: Works for cars and motorcycles
- Durable construction
- Easy installation
- Powerful performance
Cons
- Occasional overheating
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“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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