The DUOTTS S26 Fat Tire Electric Bike is built for serious performance and all-terrain dominance. Dual 750 W brushless motors combine with a high-capacity 48 V 20 Ah Samsung battery to deliver power, range, and stability for any environment — city streets or mountain trails.
Key Features
- Dual 750 W Motors: Powerful front and rear drive motors generate exceptional torque and hill-climbing strength up to 30°.
- 48 V 20 Ah Samsung Battery: Long-range cell delivers 50–70 km in electric mode and up to 120 km with pedal assist (PAS).
- Top Speed 50–55 km/h: Fast acceleration and smooth throttle response for on-road and off-road riding.
- 26 × 4.0 Fat Tires: Oversized tires absorb shocks and ensure grip across gravel, sand, snow, and mountain terrain.
- Hydraulic Disc Brakes: Front and rear DYISLAND hydraulic brakes offer reliable stopping power on steep descents.
- Full Suspension System: Front and rear spring shocks keep the ride smooth and comfortable over rough terrain.
- Multi-Mode Control: Switch between pure electric, pedal-assist, and manual riding modes to suit your journey.
- Smart LCD Display: 5-speed multifunction screen shows speed, battery, assist level, and trip data in real time.
- Premium Build: Durable aluminum frame and IPX4 water-resistant electronics for long-lasting reliability.
Specifications
- Brand: DUOTTS
- Model: S26
- Type: Mountain Fat Tire Electric Bike
- Color: Black
- Tire Size: 26 × 4.0 inches
- Frame Material: Aluminum alloy
- Motors: 750 W × 2 (dual drive)
- Battery: 48 V 20 Ah Samsung cells
- Top Speed: 50–55 km/h (31–34 mph)
- Range: 50–70 km (electric) / up to 120 km (PAS)
- Transmission: Shimano 7-speed
- Charging Time: 8–10 hours
- Brakes: DYISLAND hydraulic disc (front & rear)
- Shock Absorbers: Front + rear spring suspension
- Net Weight: 42 kg / 92 lb
- Payload Capacity: 150 kg / 330 lb
- Dimensions: 190 × 71 × 113 cm (bike) / 148 × 29 × 77 cm (folded)
- Waterproof Rating: IPX4
Package Contents
- 1 × DUOTTS S26 Electric Bike
- 1 × Battery Charger
- 1 × Tool Kit
- 1 × User Manual
Note: Performance and range depend on terrain, rider weight, and assist level. Always follow local laws regarding e-bike speed limits and road use.




















Jessica King –
Lots of power and good range.
Matthew Walker –
A great choice if you want a capable eMTB that can also do double-duty as a powerful commuter. Lots of torque and very stable handling.
Michael Anderson –
The AWD system really shines on loose gravel and wet grass. It pulls steadily without spinning out, and the bike feels predictable on descents.
Ashley Thomas –
Love this setup so far.
Brittany Walker –
Super fun to ride and very powerful.
Matthew Miller –
This version of the DUOTTS S26 has the same great power and traction as the other listing. Dual 750W motors give it incredible climbing ability and the 20Ah battery keeps the fun going.
Joseph Martin –
A great choice if you want a capable eMTB that can also do double-duty as a powerful commuter. Lots of torque and very stable handling.
Ashley Walker –
A great choice if you want a capable eMTB that can also do double-duty as a powerful commuter. Lots of torque and very stable handling.
Matthew Taylor –
The AWD system really shines on loose gravel and wet grass. It pulls steadily without spinning out, and the bike feels predictable on descents.
Brittany Taylor –
The AWD system really shines on loose gravel and wet grass. It pulls steadily without spinning out, and the bike feels predictable on descents.
Hannah Martinez –
This version of the DUOTTS S26 has the same great power and traction as the other listing. Dual 750W motors give it incredible climbing ability and the 20Ah battery keeps the fun going.
Robert Davis –
A great choice if you want a capable eMTB that can also do double-duty as a powerful commuter. Lots of torque and very stable handling.
Megan Martin –
Solid build and very smooth ride.
Sarah Anderson –
Great bike with a strong motor.
Christopher Davis –
A great choice if you want a capable eMTB that can also do double-duty as a powerful commuter. Lots of torque and very stable handling.
Christopher Davis –
Handles hills and rough paths easily.
Brittany Davis –
The AWD system really shines on loose gravel and wet grass. It pulls steadily without spinning out, and the bike feels predictable on descents.
Samantha Miller –
The frame feels sturdy and the components match the performance. Brakes are strong, and the bike doesn’t feel overwhelmed by the motor power.
Emily Davis –
Lots of power and good range.
Joseph Davis –
Handles hills and rough paths easily.
Nicholas Miller –
This version of the DUOTTS S26 has the same great power and traction as the other listing. Dual 750W motors give it incredible climbing ability and the 20Ah battery keeps the fun going.
Andrew Rivera –
Handles hills and rough paths easily.
Nicholas Garcia –
The AWD system really shines on loose gravel and wet grass. It pulls steadily without spinning out, and the bike feels predictable on descents.
Brittany Thomas –
This version of the DUOTTS S26 has the same great power and traction as the other listing. Dual 750W motors give it incredible climbing ability and the 20Ah battery keeps the fun going.
Jessica King –
Great performance for the price.
James Moore –
The AWD system really shines on loose gravel and wet grass. It pulls steadily without spinning out, and the bike feels predictable on descents.
David Johnson –
A great choice if you want a capable eMTB that can also do double-duty as a powerful commuter. Lots of torque and very stable handling.
Michael Allen –
I bought this S26 for mixed use—commuting and off-road—and it handles both very well. The fat tires and dual motors make it feel planted and strong on any surface.
Megan Moore –
The frame feels sturdy and the components match the performance. Brakes are strong, and the bike doesn’t feel overwhelmed by the motor power.
Jessica Moore –
I bought this S26 for mixed use—commuting and off-road—and it handles both very well. The fat tires and dual motors make it feel planted and strong on any surface.
James Rivera –
Handles hills and rough paths easily.
James Moore –
Handles hills and rough paths easily.