Max Torque: 160 N. PAS SENSOR: Speed sensor. Reduction Ratio: 1:21.9. Display Working Temperature:-20? 80? Package Included: 1x 48V 750W Mid-Drive Motor (68mm or 100mm) 1x LCD Display (Options) 1x Brake Levers(1 Pairs) or. Brake Sensor (1 Pairs). 1x Thumb Throttle 1x Speed Sensor 1x Chain wheel (44T) 1x Left Crank + Right Crank 1x Accessories. (1) Max speed: 45KM/H —Max Torque: 120 N. Three Riding Modes: Throttle, pedal assist and pure pedal modes. Universal Fit for Most Bikes. Bafang BBS02B Mid drive kit is compatible with a wide range of bikes, including mountain bikes and road bikes. This kit is designed to fit a standard 68-73mm or 100mm(length) and 34-36mm (internal diameter) bottom bracket. Designed to enhance MTBs, city cycles, recumbent trikes, and more, with compatibility limited to disc or V-brake equipped, chain-driven models only. Note: 73mm screws aren’t included; please reach out if needed. The BBS02B 750W motor has a maximum torque of up to 100-160 N. M, making it perfect for climbing hills and reaching speeds of over 25mph on the flats and much faster down hills. It’s a great item for anyone who loves to ride, including your spouse or elderly family members. Easy Installation & Riding Modes, Complete Accessories: Our kit comes with an installation Tools and instruction manual to make installation a breeze. You can choose from three riding modes: E-bike & Pedal Assisted bicycle and Push assit bicycle. With this BAFANG ebike conversion kit, you can build your own E-bike and never worry about traffic jams again. Plus, it’s economical and environmentally friendly Our kit comes with most the necessary accessories, including the bafang Mid-drive motor, brake lever or hydraulic brake sensor cables, thumb throttle, chainring wheel, crank, LCD display(if you purchse), speed sensor, 1T4 wire, locknuts, wrench, and an ebike headlight (headlight is free and in default). LCD Display provides information about speed, time, battery info and pedal assist power.