Specification AgeRangeDescription : Adult Amperage : 10 amps BatteriesRequired : 1 BicycleGearShifterType : trigger BikeType : Electric Bike BrakeStyle : Disc Brand : TSDZ2 BulletPoint1 : New Version: TSDZ2 Updated to TSDZ2B Which has two clutches designed on the main gear. Main gear is disengaged from the chain during riding, so it feels as easy to ride as a bicycle. It increase the center positioning, which ensures the radial spacing accuracy. It also improves waterproof performance. After changing to a new integrated part, the life of the engine is increased BulletPoint2 : Power & RPM: TSDZ2B 52V 750W 4000rpm mid mid drive motor kits. Fitting most standard bike with 68/73mm length bottom bracket, only fit for the bike with disc brake and chain drive system, if you need it to fit 100mm or 120mm bottom bracket frame, pls send us the message before ordering BulletPoint3 : Open Source Firmware: Cyclists or developers can modify the firmware to better suit their specific needs or preferences. This could involve adjusting parameters like power output, throttle response, pedal assist levels, or even integrating additional features BulletPoint4 : Torque Sensor & Throttle Function: The smart torque sensor can accurately detect the force on your foot and convert it into kinetic energy in time, with excellent starting performance. You can feel the power of starting the e-bike from your feet. It is to be the perfect combination of man and machine. If you get tired, meantime you also can use the throttle BulletPoint5 : Safe Design: The power output is synchronized with the pedal, as long as the driver releases the pedal, the power will be cut off immediately, and there is no need to install the brake levers. When the crank is idle, the motor does not rotate. It's as safe as a bicycle BulletPoint6 : 【Easy Assembly & Comprehensive Warranty】The dudal motor electric bike comes partially assembled, and with our detailed instructions and video guides, you can have it up and running in no time. No need to be a bike mechanic – we've made it easy for you to get started on your cycling adventures.We stand behind the quality of our products with a comprehensive warranty. If there are any manufacturing defects, we'll take care of it, giving you peace of mind and confidence in your investment BulletPoint7 : 5 Riding Modes & Excellent Detail: ①Electric Mode ②Pedal-assist Mode ③Cruise Mode ④Manual Mode ⑤Walk Mode. You can easily switch between riding modes based on your needs or mood. The PUCKIPUPPY bike is made of a lightweight frame and high quality aluminum 6061 alloy, more sturdy and durable. Equipped with Shimano 7 speed transmission, precise and stable; 26"x 4" fat tires bring more comfortable experience; Upgraded LCD intelligent display provides clear and powerful data support. BulletPoint8 : Professional Support Team: The dual motorsadult electric bicycles come with 85% pre-assembled, you can easily finish the remaining installation according to the user manual or our installation videos. If you have any questions, PUCKIPUPPY professional team will give you the most professional and feasible solution within 24 hours! Color : OSF 860C DerailleurConfiguration : front ExternallyAssignedProductIdentifier1 : 850059947623 ExternallyAssignedProductIdentifier2 : 0850059947623 FenderMaterial : Plastic Horsepower : 750 watts ImportDesignation : Imported IncludedComponents : OSF motor,860C display,speed sensor,light cable,throttle,tool,cranks,chainring IncludedComponents1 : Keys, Manual, Charger, EBike, Installation Tools IncludedComponents2 : Cargo Rack,LCD Display,Adjustable Saddle IsAssemblyRequired : 1 ItemName : TSDZ2B OSF 52V 750W Mid Drive Motor Electric Bike Torque Sensor Ebike Conversion Kit DIY with 860C Open Source Firmware Display for 68-73MM Mountain Bike Tricycle Road Bike ItemPackageDimensions_Height : 27.5082 centimeters ItemPackageDimensions_Length : 25.2984 centimeters ItemPackageDimensions_Width : 27.2034 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : electric-bicycles Manufacturer : Tongsheng Material : Aluminum MaximumWeightRecommendation : 330 pounds MinUserHeight : 5.2 feet ModelName : TS36V52V8600STH ModelNumber : TS36V52V8600STH ModelYear : 2025 NumberOfHandles : 1 NumberOfItems : 1 NumberOfSpeeds : 7 PowerSourceType : Electric motor ProductDescription :
Feature:
1. Easy assembling fits most standard bike with 68/73mm bottom bracket; 2. Maximum torque: 80N.M; 3. Built-in controller and both side torque sensor; 4. Weight: 3.6Kg; 5. OSF 860C display; 6. Power: 750w; 7. Power Assistant Ratio: 36%~300%; 8. Speed: 30-40Km/h; 9. Chainwheel: 42T; 10. Fit all 48V and 52V battery; 11. High efficiency, low battery power consumption, safety long riding; 12. Current cutoff as long as pedaling stopped.
Warm Tips:
1. If mechanical collisions happened between motor and frame, please kindly tell us, we will send extra gaskets to you. If you do not add gaskets, It is easy crack the shell and destroy torque sensor. Speed sensor: Tighten with cable tie, Keeping distance between 10mm to 15mm,The arrow align at magnet. 2. This motor does not work when the mid motor is no-load.