QSMOTOR QSJ138A-70

QS138 Motor QSMOTOR QSJ138A-70 3000W V3 Mid Drive Motor With Internal Gearbox

For QS-138-3KW-V3 mid drive motor, it could be used for electric light motorcycle, which could be 72V@100KPH.

• Application: e.g. Dirt bike
• E-motorcycle weight: approx 128kg+2*80kg
• Speed: Continuous 100km/h
• Gear ratio: 1:3 (single steps transmission )
• Climbing slope: 25°@5kph @208kg
• Battery: 72V40ah lithium
• Tire: 130/70-17

It fits with 428 sprocket. We are able to supply 428 15T, price is 7USD/PCS.

 If you have interested in this product, you can contact with our sales directly.  

 Sales Contact: damon@siaecosys.com  

 Skype: Damon Wong(QSMOTOR)  

 We Chat/What’s App: +86 18758618893  

Aliexpress online purchasing link for this motor:(Click the photo for hyperlink) 

 Key Features 

1). Simplify to make a electric-scooter. Gearbox, transmission shaft, clutch are no need. Which save space.

2). It could be installed in the rear to save more space for battery.

3). Support regenerative braking

4). High efficiency: 85~92%

 Product Description 

1. Genearlly Spec:

2. Dimension Drawing:

3. Test Report:

 Application for QSMOTOR 138 3000W V3 Mid Drive Motor With Internal Gearbox