
Maximum safety and durability in the city
Worry-free riding on any surface. The BK-U1 is equipped with reinforced, puncture-proof 27.5" x 2.2" tires . Combined with professional ZOOM hydraulic disc brakes, you'll enjoy precise, powerful braking performance – even in wet conditions. This makes your daily commute both safe and comfortable.
Intuitive power through the Ananda M60 mid-drive motor
A truly exhilarating riding experience. Unlike conventional hub motors, the BK-U1 utilizes the highly advanced Ananda M60 mid-drive motor system combined with a high-precision torque sensor . The assistance seamlessly adapts to your natural pedaling rhythm and feels like a powerful extension of your own legs. Conquer inclines of up to 25° effortlessly, while the low center of gravity ensures perfect balance.
Limitless freedom: Up to 150 km range
Designed for demanding long-distance commuters. The 36V 13Ah high-performance battery delivers an impressive range of 120 km to 150 km on a single charge. Thanks to modern 3A fast-charging technology, the battery is fully charged again in just 4–5 hours. This means less time at the charging station and more time for exploring the city.
Smart connectivity: NFC & app integration
Experience true keyless freedom. Thanks to integrated NFC technology, you can unlock your e-bike with a simple tap. The dedicated smartphone app gives you complete control: customize performance settings, track your fitness data, and monitor system status in real time. Welcome to the digital age of urban mobility.
What is included in the package?
Electric bike including battery x 1
User manual x 1
NFC card x 2
Bicycle pump x 1
Bicycle lock x 1
Charger x 1
16-in-1 multi-tool
Battery key x 2
Specifications
Technische Spezifikationen
- Motor: Ananda M60 mid-drive motor (250W)
- Sensor: Intelligent torque sensor
- Battery: 36V 13Ah lithium-ion battery
- Charger: 3A fast charger (charging time 4–5 hours)
- Display: TW35 LCD smart display
- Maximum speed: 25 km/h
- Range: 120–150 km (in PAS mode)
- Climbing ability: 25°
- Pedal assist: 5 support levels (PAS)
- Gear system: Shimano 7-speed gear system
- Braking system: ZOOM hydraulic disc brakes
- Suspension: Lockable front suspension fork
- Tires: 27.5 × 2.2 inch puncture-proof pneumatic tires
- Frame material: Robust aluminum alloy
- Net weight: 27.35 kg
- Maximum payload: 150 kg
- Water protection class: IPX6
Geometrie
- A total length 186 cm
- B Handlebar height 110 cm
- C Wheelbase 115 cm
- D Standover height 85-107 cm
- E Top tube length 60 cm
- Handlebar length 67 cm
- Rider height 165-190 cm
FAQ
How many PAS levels does the BK-U1 have?
The BK-U1 has 5 PAS levels . The maximum assisted speed is 25 km/h (EU standard) in all levels. The difference lies in the level of assistance , not the speed.
Support ratio: 1 / 2 / 2.5 / 3 / 3.5 .
Why do the specifications for 150 kg load capacity and IPX6 water protection differ from the operating instructions?
The printed user manual has not yet been updated .
The BK-U1 supports a maximum load capacity of 150 kg and complies with the IPX6 water protection standard .
The water test report and the latest electronic manual are available upon request.