ONESPORT W77
ONESPORT W77
Electric Bike – Comfort & All-Terrain Performance
The ONESPORT W77 is an electric fat bike designed to offer stability, power, and comfort both in the city and on varied terrain. Ideal for daily commutes as well as longer rides.
250W Motor (500W Peak) – 65 Nm Torque
Equipped with a 48V brushless rear hub motor, the W77 delivers approximately 65 Nm of torque for smooth and efficient assistance. The speed is limited to 25 km/h in accordance with European regulations.
48V 18Ah Battery – Up to 90 km Range
Its 48V / 18Ah (864 Wh) battery allows for a range of 80 to 90 km in assisted mode and approximately 35 to 45 km in electric-only mode depending on the terrain and rider's weight.
- Tires: 20″ × 4.0″ anti-slip all-terrain fat bike
- Brakes: Front and rear hydraulic disc brakes
- Suspension: Front suspension fork + rear spring shock absorber (~300 lbs)
- Transmission: Shimano 7-speed
- Display: 3.5″ LCD (speed, battery, assistance)
- Charging time: Approximately 8 hours
- Weight: ~43 kg
- Max load: ~150 kg
- Protection rating: IPX4
- Dimensions: 1 880 × 750 × 1 150 mm; adjustable seat 83–103 cm
The ONESPORT W77 is limited to 25 km/h in accordance with European regulations for electric pedal-assist bicycles. Wearing a helmet is highly recommended.
Order your ONESPORT W77 now and enjoy a powerful and comfortable electric bike for your daily commutes and off-road adventures.
Page vérifiée par Avis Certifiés
Motorisation puissante et silencieuse. Les pneus fat offrent une stabilité incroyable. 🇳🇱 Julien M., 23/10/2025
Design moderne et solide. Dommage que la batterie soit un peu de temps à charger. 🇮🇹 Clara F., 20/10/2025
Page issue de la certification officielle des avis clients par Avis Certifiés.
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Technical Specifications
Technical Specifications
Technical specifications of the ONESPORT W77
| Feature | Detail / Value |
|---|---|
| Model | ONESPORT W77 |
| Motor | 250 W nominal / 500 W peak – 48 V brushless motor (rear hub) |
| Motor torque | ≈ 65 Nm |
| Battery | 48 V / 18 Ah (≈ 864 Wh) |
| Estimated range | ≈ 80 – 90 km (assistance mode) / 35 – 45 km (all-electric mode) |
| Maximum speed | 25 km/h (limited) – up to 45 km/h unleashed (private use only) |
| Tires | 20″ × 4.0″ – anti-skid all-terrain “fat” tires |
| Brakes | Front + rear hydraulic disc brakes |
| Suspension | Suspended front fork + rear spring shock absorber (≈ 300 lbs) |
| Transmission | Shimano 7-speed |
| Display / screen | 3.5″ LCD screen with speed, battery, assistance mode indicator |
| Net weight | ≈ 43 kg |
| Maximum load | ≈ 150 kg (rider + luggage) |
| Protection rating | ≈ IPX4 (splash resistant) |
| Charging time | ≈ 8 hours (full charge) |
| Indicative price | ≈ According to retailer |
| User manual | 👉 ONESPORT W77 User Manual |
Dimensions
Dimensions
| Feature | Detail / Value |
|---|---|
| Overall length | 1,880 mm |
| Width (handlebar) | ≈ 750 mm |
| Overall height | 1,150 mm |
| Seat height (adjustable) | ≈ 83 – 103 cm |
| Folded / package dimensions | 1,120 × 820 × 720 mm |
| Tire size | 20 × 4.0 inches |
| Net weight | ≈ 43 kg |
| Gross weight (packaged) | ≈ 62 kg |
| Maximum load | 180 kg |
Box contents
Box contents
What's in the box?
| Item | Description |
|---|---|
| 1 × ONESPORT W77 Electric Bike | Main bike, partially assembled (frame, wheels, motor, battery installed) |
| 1 × 48V / 18Ah Lithium Battery | Removable, lockable with key, integrated into the frame (≈ 864 Wh) |
| 1 × 54.6V / 2A Charger | Allows full charge in 8 to 9 hours |
| 2 × Battery Keys | For securely locking and removing the battery |
| 1 × Assembly Tool Kit | Allen keys, wrenches, and screwdriver for final assembly and adjustments |
| 1 × Pair of Pedals | R / L pedals to be mounted, aluminum or non-slip rubber |
| 1 × Front and Rear Mudguard | Protects against mud and water splashes |
| 1 × User and Assembly Manual | Assembly instructions, safety, and maintenance (PDF or printed depending on seller) |
| 1 × Quick Connect Cable (Display / Motor) | Easily connects display, controller, and motor |
| Various Accessories | Reflectors, bell, brake cables, additional screws, various protections |
FAQ
FAQ
ONESPORT W77 FAQ: All Frequently Asked Questions
| Question | Answer |
|---|---|
| What is the bike's range? | Approximately 80 to 90 km depending on the battery (18 Ah), terrain, rider weight, and chosen assistance level. |
| What is the maximum speed? | 25 km/h (European legal limit). Can exceed on private property depending on configuration and power. |
| How do I charge the battery? | Connect the provided 54.6 V / 2 A charger. Charging time: 8 to 9 hours. Battery is removable and lockable. |
| Can it be ridden in the rain? | Yes, the W77 is splash-resistant (IPX4), but should not be submerged or washed with a pressure jet. |
| How do I remove and install the battery? | Use the provided key to unlock the mount, remove the battery by the handle, then replace and re-lock it. |
| What maintenance is recommended? | Gentle cleaning, checking tire pressure and brake wear, chain lubrication, regular inspection of screw tightness. |
| What should I do if an error code appears on the screen? | Turn it off, remove the battery for 30 seconds, then turn it back on. If the problem persists, consult the "Troubleshooting" section of the manual or contact support. |
| What is the maximum permissible load? | Up to 90 kg (rider). For additional loads, refer to specifications or mixed use with appropriate accessories. |
| Where can I find the complete manual? | The official manual is available here: 👉 Complete ONESPORT W77 Manual |



