OUXI V8 Fatbike - Dual Battery
OUXI V8 single battery version has mechanical disc brakes in the USA, only Dual Battery V8 30Ah uses Hydraulic Brakes.
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Fatbike OUXI V8 is a trusted and popular Fat Tire Bike from 60,000+ riders worldwide.
– OUXI V8 ebike on Sale (10% Off, No Code Needed)

OUXI V8 Double Battery
OUXI V8 with double battery optional in both US and EU version, range up to 30Ah and hydraulic brake.

Enough Power and Torque
OUXI V8 electric fat bike with a powerful 250W motor, with , you can always ask more the motor. US version with 750W moto that reashes an impressive top speed of 50kph (on flat terrain) within a few seconds.
Why is My Fatbike V8 Losing Speed?
My OUXI fatbike V8 used to ride 30 mph (50 km/h), but now it only goes 15 mph (25 km/h).
If your OUXI V8 fat tire e-bike is experiencing a speed drop, try these troubleshooting steps (Below guide suitable for 2.0 or 3.0 using M5 display):
- Battery Level – Ensure your V8 battery is fully charged. A low battery can limit speed and performance.
- OUXI V8 2.0 Display Voltage – If the fatbike OUXI V8 2.0 / 3.0 display was accidentally reset from 48V to 36V, affecting the power output.
- OUXI V8 3.0 P08 Settings – Enter the OUXI V8 2.0 / 3.0 display P08 setting and set the value to 50 using display code 8252 to restore proper speed.
If the issue persists after these steps, refer to your user manual or contact customer support@v8fatbike.com for further assistance.

Extended Range with Double Battery
OUXI V8 2023 is equipped with dual , OUXI fatbike V8 offers double travel range and assists riding up to 80 miles with per full charge. Allowing you to cruise confidently with no range anxiety at all.
Passenger Seat Bike - V8 Electric Bike
OUXI V8 3.0 come with Passenger Seat. Spending quality time on OUXI V8 electric bike and sharing your happiness with beloved family members. Even your OUXI fatbike V8 is 2022 version, can still step up.
Cargo Electric Bike
Integrating a cargo e-bike into your daily routine offers numerous practical benefits.
Navigate traffic effortlessly with OUXI H9 fatbike, minimize your carbon footprint by choosing a sustainable mode of transportation.
Carry groceries, packages, or use fatbike H9 as a hunting bike, thanks to the its ample cargo space.

Fatbike V8 Size Guide

OUXI V8 – Passenger Seat Bike Double Battery – Europe V. Hydraulic Brake – Europe V. 20*4.0‘’ Fat Tire All-Terrain 48V 15Ah / 30Ah Battery |
Max speed: 25-35km/h (free wheels) *Removable battery: 48V 15AH/ 48V 30AH Single / Dual Battery Option SHIMANO 7 SPEED Range per Charge Assistance: 40-60Km, (80-120km for double battery version) Charging time: 6h ( 54.6V 2Ah Charger ) Maximum loading: 150kg Motor Power: 250W (Max 750W) Max Climbing: 25° 2 Seater Bike: Yes Tire size: 20*4.0” Off road fat tire Brake: Hydraulic brake Suspension: Front |
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Enhanced Comfort: Wider tires provide better suspension for a smoother ride, ideal for uneven or rough terrain.
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More Power: Fat tire e-bikes usually come with more powerful electric assist (Minimum 750W) lets you conquer rough paths and hills with ease.
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Versatility: Perfect for city commutes, suburban exploration, and off-road adventures, a perfect bike for most of cycle enthusiasts.
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Stylish Design: Eye-catching appearance that stand out and showcase personal flair.
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Convenient Pedal Assist: Electric power support eases long trips and cargo hauling, popular among eco-conscious city residents.
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Green & Healthy: Lower carbon footprint and exercise benefits, appealing to those prioritizing fitness and sustainability.
In summary, OUXI V8 fat e-bikes attract riders with comfort, versatility, style, and eco-friendliness, making them a preferred choice for adventurous adults seeking an exhilarating ride.
Note:
- All EU versions are speed-limited to 25 km/h due to local street regulations.
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US versions support full performance, with a top speed of 45–50 km/h (30 mph) depending on terrain and rider weight.
- Be confident to buy this OUXI ebike, we provide lifelong support.
- The max load is 150kg. If exceeds, it will slightly reduce the performance of it.
- The Mileage and battery life will be affected by loading weight, temperature, road slope, adequacy of tires.
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OUXI V8 fatbike in EU use all Hydraulic Brakes (Single / Dual Battery).
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Fatbike V8 single battery version has mechanical disc brakes in the USA, only Dual Battery V8 30Ah uses Hydraulic Brakes.