Biktrix Juggernaut Ultra 1000W Pro 48V/14.5Ah Fat Tire Mid-Drive Electric Bicycle with 5 Levels of Pedal Assist (PAS) and Thumb Throttle
New stock - Latest model. Limited Supply.
Ultra bikes are equipped with the latest version of the Ultra motor with metal reduction gears. SRAM drivetrain and 160Nm of torque make this bike the very best bike that money can buy. This is the most powerful eBike on the market equipped with a torque sensor.
Features of the Biktrix Juggernaut Ultra 1000W Pro Fat Tire Mid-Drive eBike
- Super powerful 1000W rated, 1500W (peak) motor
- Mid-drive motor - The mid-drive motor will let you roam cities, climb hills, and explore with ease
- Torque and Cadence sensored - The Ultra motor has the smoothest power delivery of any bike motor in the market today. While being smooth, it also puts out more power than you ever need
- Removable battery - All our bikes have removable batteries. Each bike comes with a unique key that's necessary to unlock the battery. Four choices to choose from
- 25-50 miles range based on battery choice (depending on rider's weight and riding conditions)
- 5 programmable Levels of Pedal Assist (PAS) to help you find just the right amount of help from the motor
- Two different hydraulic brakes options to choose from
- Two different frame sizes to choose from
- Large, easy to read backlit display with a lot of information
- SRAM NX 11-speed (gears) transmission
- Integrated front light - Never ride blind again. Our bikes come with front lights integrated with the main battery of the bike
- Max load: 400 lbs.
- Includes front and rear fenders, and rear rack (value $100)
Now, we present to you the ULTIMATE Ultra 1000 Pro ever built. SRAM Drivetrain and 160Nm of torque make this bike an out of this world ride sensation.

Bafang M620 Ultra Mid-Drive System

11-speed SRAM NX transmission
From climbing steep hills to holding maximum speed on the flats and everything between, our SRAM 11-speed has you covered.

180mm hydraulic disc brakes
When it's easy to go fast, you need strong and dependable stopping power. These brakes will swiftly and reliably bring you to a halt.

Display details
The LCD Display shows you all kinds of important information about your ride including speed, battery life, range, odometer, pedal assist level, and more.

Throttle & control pad
With a push of the thumb, this becomes a motorbike. Just sit back and enjoy the ride. The control pad allows you to turn the bike on/off and adjust settings.

Biktrix inverted front suspension
Our suspension fork features 100mm of travel, preload, and lockout. Or upgrade to a DNM-6 FAT or wren inverted suspension fork.

Integrated headlight
This bright LED is powered by the bike's battery and can be turned on/off with a button on the handlebar control pad.

3" Plus or 4" Fat Tires

Rack & Fenders

Personalize your Biktrix eBike and build a bike that is just perfect for you. Increase your bike’s functionality and boost your experience.
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Three ways to ride the Biktrix Juggernaut Ultra 1000W Pro Fat Tire Mid-Drive eBike
- Pedal only (with no help from the motor)
- Pedal Assist (with 5 levels of assist to choose from)
- Throttle only (effortless like a motorcycle)
The Biktrix Juggernaut Ultra 1000 Pro can be used as a normal bike where the rider provides all the power, or you can use just the throttle and let the bike do all of the work. There is also an in-between option, Pedal Assist, where the rider pedals and the motor provides a great boost at the same time. You can choose the level that is right for your type of riding. The Levels of Pedal Assist allow for increased ride efficiency, resulting in less strain on your knees while riding. It makes riding fun and effortless.
Specifications of the Biktrix Juggernaut Ultra 1000W Pro Fat Tire Mid-Drive eBike
FRAME | 6061 ALUMINUM | |
FORK | BIKTRIX INVERTED AIR FORK, 100MM TRAVEL, 15X150MM THRU-AXLE | |
HEADSET | THREADLESS 1-1/8 1-1/2 TAPERED | |
SHIFTER REAR | SRAM NX 11 SPEED | |
REAR DERAILLEUR | SRAM NX 11 SPEED | |
CASSETTE | SRAM 11-42T | |
CHAIN | KMC Z11 | |
CRANKSET | 170MM ALUMINUM ARMS WITH 44T STEEL CHAINRING | |
BOTTOM BRACKET | BAFANG ULTRA ISIS | |
FRONT HUB | QUANTA 150MM 36H | |
FRONT AXLE/SKEWER | 15MM THRU | |
REAR HUB | QUANTA 190MM 36H | |
REAR AXLE/SKEWER | 5MM QR | |
RIMS | 26"- 80MM 36H, BLACK 27.5"- 35MM 36H | |
TIRES | KENDA JUGGERNAUT 26X4.0, KENDA HAVOC 27.5X3, SCHWALBE SUPER-MOTO-X 27.5X2.8 | |
BRAKES | TEKTRO E-350 DUAL PISTON HYDRAULIC | |
BRAKE LEVERS | TEKTRO HYDRAULIC W/ MOTOR CUTOFF | |
HANDLEBAR | ALU - 31.8 CLAMP, 700MM WIDE, 10MM RISE 7° SWEEP | |
STEM | 90MM ALUMINUM | |
GRIPS | SLIDE ON | |
SEAT POST | ALUMINUM 27.2MM | |
SEAT POST CLAMP | 30.9MM QR | |
SADDLE | VELO PLUSH | |
MOTOR | 1000W BAFANG ULTRA MID-DRIVE MOTOR | |
DISPLAY | DPC-18 COLOR DISPLAY | |
LIGHTS | INTEGRATED HEADLIGHT, BATTERY TAIL LIGHT | |
THROTTLE | THUMB THROTTLE | |
ASSIST LEVELS | 0-5 | |
ASSIST TYPE | CADENCE AND TORQUE ASSIST | |
MINIMUM RIDER'S HEIGHT | 5'6" |
|
OTHER | ALUMINUM FENDERS, REAR RACK, ADJUSTABLE KICKSTAND |

BIKE GEOMETRY | MM |
INCHES
|
|
1 | EFFECTIVE TOP TUBE LENGTH | 630 | 24.8 |
2 | SEAT TUBE LENGTH (CLASSIC BIKE SIZE) | 432 | 18.9 |
3 | REACH | 391 | 15.4 |
4 | STACK | 680 | 26.8 |
5 | CHAINSTAY LENGTH | 510 | 20.1 |
6 | STANDOVER | 775 | 30.5 |
7 | HEAD ANGLE | 66 | DEGREE |
8 | SEAT ANGLE | 72 | DEGREE |
9 | HEAD TUBE LENGTH | 180 | 7.1 |
10 | FORK LENGTH | 530 | 20.9 |
11 | FRONT CENTER | 780 | 30.7 |
12 | BB (BOTTOM BRACKET) DROP | 45 | 1.8 |
13 | FORK OFFSET | 51.0 | 2.0 |
14 | WHEELBASE | 1,290 | 50.8 |
15 | TOTAL LENGTH | 2,015 | 79.3 |
16 | MAX SEAT HEIGHT | 1,040 | 40.9 |
17 | MIN SEAT HEIGHT | 830 | 32.7 |
18 | HANDLEBAR HEIGHT | 1,180.0 | 46.5 |
19 | WEIGHT | 30.5KG | 67LB |
Download Old Juggernaut User Manual HERE (very useful for all Biktrix eBikes)