Tongsheng TSDZ2B EBike Mid Drive Motor Conversion Kit 36V 48V 250W 350W 500W. These are the updated versions of the TSDZ2. Compared to the old version, the TSZD2B has two couplings on the large gear, ensuring smoother operation, increased efficiency, reduced wear, and extended service life. The 36V 250W motor offers a maximum torque of 80Nm, and the 48V 500W provides 100Nm. This motor fits bicycles made of aluminum alloy with bottom bracket length of 68-73mm and internal diameters of 33.5-36mm, according to the JIS standard. It is only suitable for bicycles with chain drive and equipped with disc brakes or V-brakes. All necessary parts are included to ensure installation. Tighten with cable tie, has to keep distance between 10mm to 15mm and the arrow on the speed sensor align at magnet, otherwise the torque assistance and the speed sensor will not work. The default is to send the brake levers. If you want brake sensors, please leave a note. Dual socket speed sensor, which are more robust, and include a split’Y’ adapter, to hook up a 6V 3W headlight, and 6V 3W taillight, which you can control from the display supports up to 54.6V input voltage, this motor cannot works on 58.4V input voltage. We are specialized in manufacturing electric bike parts, such us Mid motors, Hub Motors, Controller, Lithium batteries, and DIY conversion kits. We has a good cooperative relation with BAFANG company. All the items we sell are 100% genuine and authorized. With an experienced and professional team, we have exported our products to many countries and regions around the world, especially America and Europe. Ny return that is NOT defective or NOT received in error, is the responsibility of the customer. Communication is the best way to solve problems. We try our best to make sure every customer is completely satisfied.
