Peak Power for Brutal Climbs
High-output motor performance helps carry momentum through steep, loose, and uneven routes.
Off-Road Performance Series
Built for the Road That Doesn’t Exist.
From loose gravel to steep dirt climbs, BIGNIU is made for riders who don’t wait for perfect conditions. Power, control, and full-suspension confidence — ready when the pavement ends.
3000WPeak Motor
145NmMax Torque
FullSuspension Control
Terrain Ready
Beyond Pavement
Not Every Ride Belongs on the Street.
Some rides start where the bike lane disappears. Through forest trails, broken paths, open fields, and backroads covered in dust — BIGNIU gives you the power to keep moving when ordinary e-bikes turn back.
When the ground fights back, the ride finally gets interesting.
Engineered to Attack Terrain
Power That Feels Wild. Control That Feels Precise.
Every climb, turn, and rough landing demands more than speed. BIGNIU combines power, traction, and suspension stability to keep the ride aggressive — without losing control.
Off-road Tires for Loose Terrain
More contact, more grip, and more confidence when the trail turns unstable.
Full Suspension for Hard Landings
Absorb rough ground, broken paths, and aggressive transitions with better stability.
Long-Range Battery Strength
Go deeper into backroads and open routes without planning every mile around charging.
Built to Carry More
A stronger ride feel for bigger riders, gear, and demanding weekend escapes.
Control at Speed
Stable geometry and responsive braking make speed feel usable, not reckless.
Hot Picks
Choose Your Off-Road Weapon.
Whether you want raw torque, longer range, or a machine that feels unstoppable on dirt, there’s a BIGNIU built for your kind of escape.
Only $1,599.99
Off-road
BIGNIU BG-Master
The aggressive choice for riders chasing more torque, more speed, and more dirt.
- 3000W peak motor
- 43+ MPH top speed
- 60V / 32AH battery
- 145 Nm torque
Only $1,499
Off-road
BIGNIU BG-S Pro
A hard-hitting performance machine for riders who want serious off-road confidence.
- 5000W peak motor
- 40+ MPH top speed
- 60V / 32AH battery
- 120 Nm torque
Only $899.99
OFF-Road
BIGNIU BG-S
Built for longer assisted range and confident control across rough weekend routes.
- 1200W peak motor
- 28+ MPH top speed
- 80Nm torque
- 5-7 hours charger time
Rider Proof
Ridden Hard. Remembered Harder.
Real riders choose BIGNIU for the moments that don’t happen on smooth city streets — the climbs, the dirt roads, the late rides, and the routes that feel better when they’re earned.
★★★★★
Jeff G.
This is bike is so awesome! First lets start beautiful two color paint job. I have the Blue/Orange and it looks sick! The performance is great and the range isn't bad either for a powerful bike like this. I love that made the battery secure so it can't go flying out when riding off-road. Feels nice and nimble when riding and the suspension is outstanding! It's an excellent bike and well worth it's low price!
BG-Master
★★★★★
Joe Salvatore
This bike is surprising for the price as the size is about an inch taller than a circle on that we have and easily just as fast… my son could not be happier. The shipping was fast and I took it to a bike shop to assemble it. They said it wasn’t very hard at all.
BG-S Pro
★★★★★
Darrylboggan
One of the best dirt bike style eBikes...they did everything right.. the brakes are awesome..the speed is awesome...I can get up to 42mph GPS verified and I weigh 181 pounds...
BG-S Pro
Limited-Time Off-Road Drop
The Trail Won’t Wait.
Unlock exclusive off-road deals on selected BIGNIU performance models. Built for riders who are ready to leave the easy road behind.
00Days
00Hours
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Start Beyond Ordinary
Leave the Clean Road Behind.
BIGNIU is built for the riders who chase dirt, distance, and the next unknown turn. Choose your model and start riding beyond the ordinary.