THE MOUNTAIN CRUSHER, ALL-TERRAIN RIDING THRILL
Power mighty with the X1 Stealth Gen 3. Designed for all terrains, climb that mountain with advanced torque sensing, instant throttle capabilities, and customized tuning. Made for a powerful, performance enhanced riding experience.
RATED POWER: 1500W
PEAK TORQUE: 150N.m.
COMPATIBLE: 36V to 52V
CHAINRING OPTIONS: 32T & 38T (30-46T with BCD104)
BOTTOM BRACKET OPTIONS: 68-120MM
BB92 SUPPORTED
The X1 Stealth is the all new lightweight mid drive conversion system. With up to 1500W of power output, a small form factor, and quiet performance, this is the ideal system for riders wanting a stealthy setup.
 
The X1 Stealth is complete with:
torque sensing capabilities
fully customizable mobile app
Range of bottom bracket sizes
High clearance
Fits all frame types including carbon
2 rider modes (e.g., street, off-road)
9 assist levels​
Please read full details.
 
Description
The CYC X1 Stealth Gen 3 is a high-powered, high-end mid-drive electric bike conversion kit made for kicking up dirt, all-terrain use. Rated at 1500W & 150N.m.
This motor preserves a perfect chain line on any bike and tucks up high off the ground, even on modern mountain bikes with a curved downtube. With its torque sensing and cadence sensing bottom bracket, it delivers power at the cadence you choose and senses when you crank up your effort and delivers more power on demand.
You’ll be amazed on how versatile this motor is, fitting 95% of frame types, including carbon frames. It can be set up as a class 1, class 2, or class 3 ebike from 350 to 750 watts. Off-road modes go from 750-2,000 watts (depending on your battery).
*** Shipping NOW from our US facility. Due to heavy demands, battery pack lead times are 2-3 weeks.
This Package Includes EVERYTHING, Except The Battery: 
(But, no worries… we can help you with that!)
Motor-reduction assembly
219H chainring-reduction assembly
Bicycle chainring with chainring cover
219H golden KMC chain
ISIS splined bottom bracket & spindle
165mm/ 175mm crank arm set
Gen 3 torque sensing freewheel module
CYC X6 controller
Built-in bashguard
Waterproof wire harness
Motor hanger
3, 5, & 7mm spacers for BSA threaded 68/73/83mm version / 2x 2mm spacers for BB92 version
DS102 / SW103 Display (up to 52V only)
Thumb throttle/ Half-twist throttle/ Full twist throttle
Magnetic speed sensor
Magnetic brake sensors (optional)
Extension wire to mount the controller seperately (optional)
eBike Headlights (optional)
User manual (ecopy)
Access the CYC Online Portal – download all your manuals and printouts
 
CYC RIDE CONTROL APP for X-Series Controllers:
X1 Pro and Stealth Configuration System is operated by the X-series app, allowing you to customize your experience and monitor your performance.
The app is connected to your controller via Bluetooth, giving you access to setup your system and change parameters according to your personal preference.
Function Features:
Monitor your performance
Customize your parameters for pedal assist, throttle performance, and gear preferences
Configure your torque sensor
Set up your desired power output’s for 2 different modes
Set up your e-bike battery and peripherals
See warnings and/or clear error
This app is needed to set up a few things to get started such as your regions legal limits, your battery voltage, wheel diameter, and to clear any warning/errors.
User Guide can be downloaded: CYC Ride Control App User Guide 08/11/2022
Access the CYC Online Portal – download all your manuals and printouts
NOTICE:
CYC kits and it’s major components have a 2 year warranty. Man-made failure excluded. Please refer to our Returns & Refunds policy for detailed information. Warranty starts on the day that your parts are delivered. Using this product with a system not supplied by CYCMotor Ltd will not be supported or warrantied. Bicycle Motor Works will not be held responsible for misuse or damages caused by use of this product. All customers must be fully versed in proper use of this product before operating.