China

QS138-C 90H V3 with 1:2.37 gear box 4000w Mid drive motorOne set including below kits: 1pc * QS138-C 90H V3 mid drive motor with 1:2.36 gear box1pc*ND72530 Fardriver controller1pc * Bluetooth Adapter1pc * 428 14T sprocket1pc * Throttle OR 1pc *QS138-C 90H V3 mid drive motor with 1:2.36 gear box1pc *ND72680 Fardriver controller1pc * Bluetooth Adapter1pc * 428 14T sprocket1pc * Main line1pc * Throttle OR 1pc * QS138-C 90H V3 mid drive motor with 1:2.36 gear box1pc*ND72530 built-in Bluetooth Black color Fardriver controller1pc * 428 14T sprocket1pc * Throttle 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 Shipping and Feedback:1. Please check your name, address, and phone number is right.2.This product will be shipped from China by SpeedPAK Standard shipping(FedEx), it takes about 7-10 business days .3. After you place a order, we will ship out your goods as soon as possible, please check the tracking timely.4. If you can’t find the tracking, please let us know, we will provide a positive feedback to you.5.We will be appreciated of that you leave us a 5 star feedback if you are satisfied with our goods.6.If you have any problems with our goods, please contact us first!!! We will do our best service to help you.7.Any questions, don’t hesitate to contact us.