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JupiterBike
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JupiterBike Defiant PRO Fat Tire Folding Electric Bike

From $1,799.00 $2,069.00

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Product Information
The Defiant PRO takes everything riders love about the Defiant platform and upgrades it for serious performance, comfort, and utility. With a 750W sustained / 1130W peak motor, front suspension, and hydraulic brakes, this fat-tire folding e-bike is ready to conquer hills, sand, snow, city streets, and off-road terrain—while still folding down for easy transport and storage.

Whether you’re commuting, adventuring, or exploring off the beaten path, the Defiant PRO delivers confidence, power, and control at every turn.

⚡ Key Features & Highlights

⚡ 750W Sustained / 1130W Peak Motor – Swift acceleration and powerful hill-climbing performance
🏎️ Top Speed: Up to 28 MPH (Adjustable) – Cruise fast while maintaining smooth control
🛞 20” x 4” All-Terrain Fat Tires – Exceptional traction on sand, snow, gravel, and pavement
🛠️ Front Suspension Fork – Absorbs bumps for a smoother, more stable ride
🛑 Hydraulic Disc Brakes with Brake Light – Superior stopping power and enhanced safety
🔋 48V 10.4Ah Removable Battery – Concealed, lockable battery with up to 25–40+ miles of range
📦 Folding Frame Design – Compact, portable, and easy to store or transport
🎛️ Upgraded Controls – Thumb throttle and trigger shifters for precise handling
⚙️ 7-Speed Shimano Altus Drivetrain – Reliable gear changes for varied terrain
🧳 MIK-Compatible Rear Rack (Included) – Ready for cargo, panniers, or commuting gear
🛡️ Full City-Style Fenders – Stay clean and dry in wet or muddy conditions
👀 Enhanced Visibility – Integrated brake light improves safety in traffic

🌍 Perfect For

✔️ Urban commuting
✔️ Trail and off-road riding
✔️ Sand, snow, and gravel terrain
✔️ RV, boat, or apartment living
✔️ Riders who want power + portability

Specifications
🔧 Technical Specifications

Motor: 750W Sustained / 1130W Peak Geared Hub Motor

Top Speed: 20 mph (Adjustable up to 28 mph)

Battery: 48V 10.4Ah Lithium-Ion (Removable & Lockable)

Range: 25–40+ miles per charge

Wheels: 20” x 4” Fat Tires

Suspension: Front Suspension Fork

Brakes: Hydraulic Disc Brakes with Brake Light

Drivetrain: Shimano Altus 7-Speed w/ Trigger Shifter

Throttle: Thumb Throttle

Frame: Folding Aluminum Frame

Rear Rack: MIK-Compatible (Included)

Certification: UL 2849 Certified

What's Included
✔️ JupiterBike Defiant PRO Fat Tire Folding Electric Bike
✔️ Removable Lithium-Ion Battery
✔️ Battery Charger
✔️ Integrated Lighting System
✔️ MIK-Compatible Rear Rack
✔️ User Manual

Questions Before Ordering?

Call 1-877-477-2853 Monday–Friday, 9am–6pm ET, or send us a message. We can help verify fit, compatibility, delivery requirements and warranty details.

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