JupiterBike Defiant

All-Terrain Fat Tire

The Defiant’s 4″ x 20″ Kenda Krusade all-terrain fat tire powers through snow, sand, mud, or whatever your trail throws at you. Sturdy knobs on wheels are perfect for both on and off-road riding.

Concealed Removable Battery

Charge things up when you’re on the go. The Defiant features a removable battery hidden in the center frame that locks with a key. Keep it safely stored, or take it out and recharge, worry-free.

Twist Throttle Grip

Get power on-demand with the variable speed twist throttle grip. Achieve speeds up to 25mph speeds with just a twist of the handle. Press the button under the throttle for loud electric horn.

Bright 5 Speed Display

Easy to read even in full daylight, the Defiant’s LCD display shows you your speed, distance traveled, pedal assist level, and battery life all in a clean design. Choose between 5 levels of Pedal Assist.

4 Bulb LED Headlight

Bright adjustable front headlight for low light conditions. Powered from the Defiants’s main Lithium Ion battery, improves visibility & safety.

7 Speed Shimano Derailleur

The Defiant features the 7 Speed Shimano Tourney Derailleur for manually pedaling your bike. Use the 7 Speed Thumb Shift Lever to rapidly shift between the gears on the rear cassette.

Quick Release Front Wheel

Quickly detach the front wheel for quick storage and transportation options.

Rear Cargo Rack*

Take your cargo with you with the Defiant Rear Cargo Rack. Built tough from alluminum alloy and mounted directly to the Defiant frame. A must have for any commuter. *optional accessory

Dual Spring Saddle with Light

Dual spring suspension, mesh top, middle opening for breatability, and a bright red LED taillight with 3 modes. The Defiant comes stock with the amazing Jupiter Bike Upgrade Seat.