36 lbs Lightweight Toray® Carbon Fiber
Long Range Up to 80 miles
Motor Power Peak 750W
Torque Sensor 0 Response Latency
Portable Battery Samsung Li-ion
Safety Certified UL 2849
SIZE & FIT
SIZE & FIT
A. Adjustable seat range | 120 mm |
---|---|
B. Handlebar grips height | 1070-1100 mm |
C. Seat tube length | 380 mm |
D. Wheelbase | 1092 mm |
E. Overall length | 1812 mm |
F. Wheel diameter | 720 mm |
G. Top tube length (effective) | 583 mm |
H. Head tube length | 200 mm |
I. Headset height | 90-120 mm |
J. Standover height | 477mm |
TECHNICAL SPECIFICATIONS
Technical Specs
General Info
-
Model
Carbon 1 Step-through E-bike -
Material
Carbon fiber (frame, fork) -
Top Speed
25 mph -
Rider Height
5’1’’ - 6’1’’ -
Wheels
27.5 x1.6", puncture-proof tire
-
Net Weight
36 lbs w/o acc. -
Range
Up to 80 miles -
Total Weight Limit
240 lbs -
Brakes
Dual-piston hydraulic disc brakes
Ebike System
-
Motor
36V 350W (sustained), 750W (peak), rear hub -
Pedal Assist
4 levels -
Display
LED dot-matrix (Anti-glare) -
Lights
Front: Integrated StVZO headlight Rear: StVZO rear light (Not ARES lights)
-
Battery
36V 9.8Ah (352.8Wh), Samsung Li-ion, certified to UL-2271 -
Charger
2.5H fast charger, 36V 4Amp -
Sensors
Torque sensor, accelerometer, gyroscope
Drivetrain
-
Chainrings
44T -
Cassette
11-40T, 8 Speed -
Rear Derailleur
Shimano 8 speed -
Pedals
9/16" Alloy Platform
-
Crankset
Aluminum alloy, 170mm -
Chain
Shimano 8 speed -
Shift Lever
8 Speed Trigger
Cockpit
-
Urtopia Smartbar
Aluminum alloy, Φ28.6mm,adjustable height 0/15/30mm, haptic interaction -
Comfort Saddle
255x222x104mm
-
Grips
Durable ergonomic Grips, lockable -
Seat Post
Aluminum Alloy, φ31.6mm, 300mm
Smartbar
-
Smartbox
On-board navigation, fingerprint unlock, AI assistant, voice control, bluetooth speaker, OTA update (wireless firmware update),IP65 -
Connectivity
eSIM with 4G, GPS, Bluetooth -
App
Urtopia (iOS & Android)
-
Theft Defenses
Movement alarm, Electronic Fence, Find My Bike (live GPS tracking), Beep -
eSIM/Connect Service
Renewal via App (Urtopia)
*This service will be automatically activated once the bike is activated and bound to your account. We provide free access in the first year, with the following terms to be renewed by subscription to this service. A code will be sent to your email which can be used to renew the service in our App.
Third Party Reviews
Carbon Beauty,
Sleek & Duty
Built with Toray carbon fiber, renowned for its use in Formula 1 and by leading bicycle manufacturers, the Carbon 1 Step-thru ebike features an innovative low-step frame that not only elevates the bike’s sleek design but also ensures a smooth, reliable, and long-lasting ride.
50% Lighter,
100% More Fun
Carbon fiber e-bikes are 50% lighter than aluminum ebikes, only 36 lbs. making it easier to handle and ride. Its reduced weight allows for quicker acceleration, easier uphill climbs, and smoother turns. Whether commuting through the city or exploring trails, the lightweight design ensures less fatigue and greater control. Enjoy!
Low-Step,
High Comfort
Our step-thru ebike features a low-step frame, making getting on and off a breeze and offering unmatched ease for riders of all ages. The swept-back handlebar enhances the relaxed, upright riding position, reducing strain on the back and wrists. No stress, just smooth cruising!

Elegance in Motion
The design of the Carbon 1 ST is inspired by miniature garden architecture. Its clean, flowing lines evoke a sense of tranquility and grace, exuding a calm yet approachable aura. Like a gentle breeze, it embodies effortless elegance, allowing riders to immerse themselves in a serene and comfortable state of mind while fully enjoying the pure joy of cycling.
Smart Power,
Longer Rides
The customized motor and torque sensor work together to maximize the e-bike’s power efficiency, providing an impressive 80-mile range on a single charge. Paired with the Shimano 8-speed drivetrain, it adapts seamlessly to various terrains and speeds, while conserving battery for extended rides.
Tailor Power,
Perfect Ride
Motor power can be customized across different assist levels via the Urtopia app. Adjust the output to suit your riding style, terrain, or energy needs, whether conserving power on easy rides or getting a boost on more challenging routes. Make every ride your own!
Quality in details

Smart Tech in Handlebar
The Smartbar blends simplicity and functionality with an intuitive button layout and a clear LED display. Switch between screens to access more data, while its integrated 4G, GPS, Bluetooth, fingerprint recognizer, front light, and speaker modules enhance convenience and usability.

Natural Power Boost
The torque sensor adjusts power based on your pedaling, enhancing your natural effort for a smoother ride. Whether you’re powering up hills or cruising through the city, the Carbon 1 ST provides responsive, effortless assistance to match your pace and extend your range.

Extended Range, Rapid Charge
Enjoy up to 80 miles on a single charge with the 36V portable battery that charges in just 2.5 hours. With UL-certification and waterproof design, it guarantees safety, durability, and extended ride in any weather.

Comfortable Upright Frame
The light, relaxed, upright cruiser frame with swept-back handlebars ensures maximum comfort for long rides. The 18.77-inch low step-through design makes getting on and off effortless, offering added convenience for all riders.

Cushioned Saddle for Miles
The 222mm wide saddle, designed with advanced vacuum molding technology, provides exceptional comfort and support. Its ergonomic shape helps prevent discomfort and fatigue, allowing for longer, more enjoyable rides. Enjoy comfort on every journey, no matter the distance.

Tailored Power for Every Ride
The custom-designed motor, with a peak power of 750W, delivers impressive performance. Riders can adjust the power output for each assist level, tailoring the ride to personal riding style or terrain. Whether tackling steep inclines or cruising on flat roads, this motor ensures efficient power delivery.

Hydraulic Disc Brakes
The Carbon 1 ST is equipped with 160mm hydraulic disc brakes, delivering strong and reliable stopping power for both urban commutes and off-road adventures. These brakes provide consistent performance in all weather conditions, ensuring safety on every ride.

Puncture Resistant Tires
The Kenda 700 x 40C tires offer excellent traction and stability on a variety of surfaces. Their puncture-resistant design ensures fewer flats and greater durability. The max. 45C width option enhances comfort and control on gravel paths and light trails, making it ideal for both urban and off-road rides.
Smart Power,
Longer Rides
The customized motor and torque sensor work together to maximize the e-bike’s power efficiency, providing an impressive 80-mile range on a single charge. Paired with the Shimano 8-speed drivetrain, it adapts seamlessly to various terrains and speeds, while conserving battery for extended rides.

All-Terrain, All Fun
Engineered for diverse riding conditions, the Carbon 1 ST offers a smooth ride with its shock-absorbing full carbon fiber frame. Kenda 700 x 40C (max. 45C) gravel tires allow for reliable traction on city streets, gravel paths, and light trails. For the urban explorer and trail adventurer, ready to tackle it all!
Gear Up, Go Far
Equipped with a 15kg rear rack and a travel-specific front fork with luggage mounts, the Carbon 1 ST electric bike is ready for extended trips. Four additional mounting points on the frame offer versatile storage options, making it the ideal choice for long-haul cycling. Pack up and hit the road!

A. Adjustable seat range | 120 mm |
---|---|
B. Handlebar grips height | 1070-1100 mm |
C. Seat tube length | 380 mm |
D. Wheelbase | 1092 mm |
E. Overall length | 1812 mm |
F. Wheel diameter | 720 mm |
G. Top tube length (effective) | 583 mm |
H. Head tube length | 200 mm |
I. Headset height | 90-120 mm |
J. Standover height | 477mm |

Technical Specs
General Info
-
Model
Carbon 1 Step-through E-bike -
Material
Carbon fiber (frame, fork) -
Top Speed
25 mph -
Rider Height
5’1’’ - 6’1’’ -
Wheels
27.5 x1.6", puncture-proof tire
-
Net Weight
36 lbs w/o acc. -
Range
Up to 80 miles -
Total Weight Limit
240 lbs -
Brakes
Dual-piston hydraulic disc brakes
Ebike System
-
Motor
36V 350W (sustained), 750W (peak), rear hub -
Pedal Assist
4 levels -
Display
LED dot-matrix (Anti-glare) -
Lights
Front: Integrated StVZO headlight Rear: StVZO rear light (Not ARES lights)
-
Battery
36V 9.8Ah (352.8Wh), Samsung Li-ion, certified to UL-2271 -
Charger
2.5H fast charger, 36V 4Amp -
Sensors
Torque sensor, accelerometer, gyroscope
Drivetrain
-
Chainrings
44T -
Cassette
11-40T, 8 Speed -
Rear Derailleur
Shimano 8 speed -
Pedals
9/16" Alloy Platform
-
Crankset
Aluminum alloy, 170mm -
Chain
Shimano 8 speed -
Shift Lever
8 Speed Trigger
Cockpit
-
Urtopia Smartbar
Aluminum alloy, Φ28.6mm,adjustable height 0/15/30mm, haptic interaction -
Comfort Saddle
255x222x104mm
-
Grips
Durable ergonomic Grips, lockable -
Seat Post
Aluminum Alloy, φ31.6mm, 300mm
Smartbar
-
Smartbox
On-board navigation, fingerprint unlock, AI assistant, voice control, bluetooth speaker, OTA update (wireless firmware update),IP65 -
Connectivity
eSIM with 4G, GPS, Bluetooth -
App
Urtopia (iOS & Android)
-
Theft Defenses
Movement alarm, Electronic Fence, Find My Bike (live GPS tracking), Beep -
eSIM/Connect Service
Renewal via App (Urtopia)
*This service will be automatically activated once the bike is activated and bound to your account. We provide free access in the first year, with the following terms to be renewed by subscription to this service. A code will be sent to your email which can be used to renew the service in our App.
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