- Home Page /
- Sports Outdoor & Fitness /
- Sports /
- Skates, Skateboards & Scooters /
- Scooters & Equipment /
- Components & Parts /
- Motors /
- Mid Drive Motor, QS138 90H 4000W V3 PMSM Mid ...
0 ratings
Item #:
242990778
Mid Drive Motor, QS138 90H 4000W V3 PMSM Mid Drive Motor with 1:2.35 Gear Box
Item #:
242990778
SHP 2591
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Friday, October 23
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
High torque output with a max torque of 150N.m makes it perfect for steep slopes and complex terrain.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step 1 Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Power Output
Delivering an impressive 4000W output, the QS138 90H motor ensures robust performance for demanding applications, providing users with speed and reliability that outperforms many competitors.
Efficient Gear Ratio
Featuring a 1:2.35 gear ratio, this motor optimizes torque and speed, enabling smoother acceleration and enhanced efficiency, making it ideal for both recreational and professional vehicles.
PMSM Technology
Utilizing Permanent Magnet Synchronous Motor (PMSM) technology, this motor offers superior efficiency and a quieter operation, significantly reducing energy consumption while delivering high performance.
Product Details
| Brand Name | Mechanivis |
| Model Name | Mechanivis |
| Model | Mechanivis |
| Number of Items | 1 |
| Manufacturer | Mechanivis |
| Unit Count | 1 Count |
| Part Number | Mechanivis |
| Item Weight | 10000 g |
| Brand | Mechanivis |
Who Should Buy?
-
Electric Bike Enthusiasts
Ideal for those looking to upgrade their e-bike for improved performance and hill-climbing capability.
-
High-Performance Users
Designed for users needing high power output for demanding applications, such as off-road or racing scenarios.
-
DIY Electric Vehicle Builders
Perfect for hobbyists or professionals creating custom electric vehicles focusing on efficient and powerful drivetrain solutions.
-
Casual Commuters
Not suitable for average users seeking a low-cost, simple motor for basic commuting without high performance needs.
Product Description
Mid Drive Motor, QS138 90H 4000W V3 PMSM Mid Drive Motor with 1:2.35 Gear Box
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the peak RPM of the motor?
Answer: The peak RPM of the motor is 7000RPM with flux weakening. -
Question:
How much torque can this motor produce?
Answer: The motor can produce a maximum torque of 150N.m. -
Question:
What types of vehicles can this motor be used with?
Answer: It is suitable for DIY electric scooters, electric bikes, E-Motorcycle Mopeds, etc.
Mechanivis Motors Editorial Review
Mid Drive Motor, QS138 90H 4000W V3 PMSM Mid Drive Motor with 1:2.35 Gear Box is a powerful and efficient option for various electric vehicles. This mid-drive motor, weighing 10,000 grams, boasts a robust construction by Mechanivis, ensuring durability and performance. Ideal for high-performance applications, it operates with a 1:2.35 gear ratio, allowing for impressive torque and speed. Users have appreciated its reliability and efficiency in challenging conditions, making it a trusted choice among enthusiasts. Additionally, its suitable design facilitates easy installation in different setups, catering to both DIY projects and professional builds.
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- High efficiency for optimal performance
- Robust build for durability
- Efficient 1:2.35 gear ratio
- Ideal for various electric vehicles
- Easy installation for convenient use
Cons
- Might be heavier than some alternatives
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer
“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
F
fnd
Verified buyer
“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
LC
Leana
Verified buyer
“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”
25 August 2026 · via Trustpilot
HL
Hengo
Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
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.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
SHP 2591
Order now and get it around Friday, October 23
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.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Powerful 4KW V3 Mid-drive motor designed for high performance.
- Exceptional torque output: Max 150N.m for tackling steep slopes.
- Compatible with various vehicles and tire types.
- Modularized design for easy maintenance and part replacement.
- High efficiency of approximately 93% enhances performance.
- Stable performance, ideal for both high-speed and off-road riding.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.