4000W 138 Mid Drive Motor

4000W 138 Mid Drive Motor

4000W 138 mid drive motor kit assembly could be used for electric scooter, electric motorcycle.
It could be 72V 100KPH, we provide chain gear adapters as default.

Key Features

1) Light weight and small dimension compare to hub motor
2) High performance benefit from flux weakening
3) High efficiency during climbing, and better acceleration
4) Support regenerative braking

Product Information

QSMOTOR 4000W 138 Mid Drive Motor

Belt

Sprocket

Sprocket Adapter

Spline Shaft Design for Sprocket Type

11T Sprocket

Sprocket Installation Guide

Dimension Drawing of Belt Type

Test Report