Siaecosys/QSMOTOR 138 4KW 72V Mid Drive Motor Conversion Kits. For 138 4000W mid drive motor kit assembly, it could be used for electric light motorcycle, which could be 72V 100KPH. E-motorcycle weight, approx 130kg+280kg. Gear Ratio: 1:4. Tire: 0.6138m, model: 130/70-17. One set including below kits. 1pcs X QSMOTOR 138 4000W mid drive motor sprocket typewith sprocket adapter/belt type. 1pcs X Votol EM200SP sine wave motor controller with standard CAN-BUS. 1pcs X DKD LCD speedometer. 1pcs X Z6 throttle with combination switch. QSMOTOR 138 4000W mid drive motor belt type. 1pcs X QSMOTOR 138 4000W mid drive motor belt type/ sprocket type(with sprocket adapater). Combs match EM150SP controller. 1pcs X Votol EM150SP sine wave motor controller with standard CAN-BUS. 1 Light weight and small dimension compare to hub motor. 2 High performance benefit from flux weakening. 3 High effeciency during climbing, and better acceleration. 4 Support regenerative braking. It can be designed as belt type or with sprocket adapter. Products show with sprocket type. Products show with belt type. Dimension Drawing of belt type. Power train test Report. 2.1 Option1 :Votol EM200SP motor controller with standards CANBUS. Drawing of EM200SP controller. Wiring function of controller. 2.21 Option2 :Votol EM150SP motor controller with standards CANBUS. Drawing of EM150SP controller. DKD LCD speedometer with standard CAN-BUS. It display D N R, P, S gear, and battery current X5/10. If the working battery doesn’t have can-bus communication, then the can-bus speedometer will shows lack of electricicy always. So, we suggest to do the speedometer as Line communication version if client can’t get can-bus battery. Please kindly contact saler for tire model and reduction ratio, if your tire size isn’t 17inch(130/70-17), please leave a note with order together, it is very important for us. Z6 throttle with combination switch. With Reverse, Parking button(throttle on/off), 3 slide switch gear, s/boost button, Light and Horn. It match with VOTOL controller well. Related motor kits recommendation. Application for 4kW mid drive motor. The inventory is stored in different order fulfilment centers to speedup dispatch time. We do not physically store all stock in UK. Your order will be picked and dispatched by us or our authorized suppliers or order processing center in UK / EU /Hong Kong. Check “Item location” for posting location of this item. Battery products dispatched from outside UK / FROM UK to International Destinations. Orders usually arrive between 3 – 6 weeks. In such rare situation couriers could take extra time to deliver these products. These could be available for tracking once it has been received by your domestic courier. Usually takes 2-3 weeks to show up on tracking website. Your continued support is greatly appreciated. We accept Return. We stand behind our products & Service. We are happy to help. We aim to reply within 12-24 hours. Please provide evidences (photo/video) for manufacture defects or DOA / Delivered damaged units. We do our best to process as quickly as possible. The item “Mid Drive Motor 4000W Rated 7500W with Votol Controller 72V for E Dirt Bike” is in sale since Tuesday, October 19, 2021. This item is in the category “Sporting Goods\Cycling\Bike Components & Parts\Electric Bike Components”. The seller is “dealhousedirectuk” and is located in CHN. This item can be shipped worldwide.

• Colour: Black
• Battery Type: Lithium Ion (Li-Ion)
• Battery Capacity: 12 Ah
• Item Height: N/A
• Item Width: N/A
• Compatible Brand: QSMOTOR
• Material: High Carbon Steel
• Number of Items: 2-4
• Energy: 4000w
• Part Type: Conversion Kit
• MPN: Does not apply
• Compatible Bike Type: aluminium
• Item Length: N/a
• Unit Type: Unit
• max speed: 72v 100kph
• Origin: CN(Origin)
• Motor type: DC Motor
• Other Part Number: 1
• Item Weight: 5 Kg
• Brand: QSMOTOR
• Set Includes: Controller
• Voltage: 72 V