CYC Stealth Gen 3 48v-52v

1500w, Torque Sensing Mid Drive. This is the most advanced Motor Sytem on the market in my opinion. 
X1 Stealth Gen 3 1500W Mid-Drive Conversion Kit
Display: SW102 (up to 52V)
Bottom Bracket Option: 68/73/83mm version
Chainring Size: 32T with 53T motor chainring, 38T with 63T motor chainring
Controller Extension Wire: Extension wire and bracket
Extra Options: Brake sensor
Throttle: Thumb
Crank arm length: 175mm
 
With either xt90 or Anderson Connector. Please leave note at checkout for which one you prefer. If no note, xt90 will ship.
 
Patented torque sensor technology offers one of the best pedal assist sensations in the ebike world. Paired with our in-house firmware tuning and a robust sprag clutch, the CYC torque sensor ensures instant engagement and an intuitive pedal assist experience. The Gen 3 ISIS splined standard torque sensing system ensures durability even with extreme riding.
 
Dream big with the X1 Stealth Gen 3. Designed for all terrains, leave no trail uncrossed with advanced torque sensing, instant throttle capabilities, and customized tuning. Made for a powerful yet natural riding experience. 
 
NEXT GENERATION ELECTRONICS
The latest X-Controller series is built to give you ultimate freedom. In-house firmware optimizes the throttle and pedal assist experience. Paired with the CYC Ride Control mobile app, you can unleash all the possibilities at your fingertips. 

The mobile app is not the only way to customize your system. The controller is also programmable via the included display. Integrated for your convenience.
 
SUPREME  COMPATIBILITY
Modular design enables multiple frame fitments with a single motor. From the mountains to the coastlines, the Stealth Gen 3 suits over 90% of available frames.
 
INSTALLATION MADE EASY
Redesigned to make ebike conversion easier than ever.
https://www.cycmotor.com/copy-of-torque-sensing-technology