Menu
Cart 0

Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid-Drive eBike

  • $3,69900
  • $4,099.00 Save $400

Click HERE for Coupon Codes and Gifts


Customizations Total: $0.00

Will usually ship in 1 - 3 business days
* Except Pre-Order eBikes
* Biktrix eBikes may take up to 2 weeks to ship due to current covid restrictions.

FREE SHIPPING Promotion - Save over $150. Learn More.

Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid Drive Electric Bicycle with 5 Levels of Pedal Assist and Thumb ThrottleBiktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid-Drive eBike Conquer all PathsBuy Today and Get Free High Quality U-Lock

On sale now - New stock - Latest model. Limited Supply.

Go twice as far and never worry about your range. The Juggernaut Ultra DUO 3 Step-Over Fat Tire Mid-Drive eBike features our dual integrated battery technology, powerful mid-drive motor, and an RST Guide suspension fork. The Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive comes with throttle-on-demand and cadence PAS (Pedal Assist Sensor).

Features of the Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid Drive eBike

  • Powerful 1000W Bafang mid-drive motor
  • Mid-drive motor - The mid-drive motor will let you roam cities, climb hills, and explore with ease
  • Max torque - Get all the power you can handle, together with the exceptional build quality and 160Nm of torque
  • Dual integrated battery system 
  • Up to 90 miles range, depending on your battery choice, rider's weight, and riding conditions
  • 5 Levels of Pedal Assist (PAS) to find just the right amount of help from the motor

  • Cadence+Torque sensor makes Pedal Assist smooth and powerful
  • Fat Tires Whether you're up against sand, mud or snow, these tires will handle it without breaking a sweat. The Juggernaut Ultra Duo 3 is ready for all-season, all-terrain riding
  • Big and easy to read LCD display
  • Shimano 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
  • Fenders and rear rack included for FREE
  • Up to 380 lbs. load capacity (depends on the fork you choose)

It offers two different frames to accommodate riders of different sizes: 

  • The 17" frame fits riders 5'2" and taller
  • The 19" frame fits riders 5'8" and taller

Feel free to contact us about accessories and other upgrades - (upgraded lights, suspension seat post, saddlebags, mirror, handlebars).

Powerful Bafang Ultra M620 Mid-drive Motor

The mid-motor makes the Juggernaut Ultra Duo 3 Step-Over very versatile. Mid-drive motors are much more efficient than hub drives as they can use the bike's gears as transmission. Hills become something of a novelty with the new Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid-Drive electric bicycle.

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Mid-Drive Motor

Dual integrated battery system

Range worries are a thing of the past with our dual battery system. One battery is embedded in the frame, while the other is mounted within the triangle of the frame. This positioning maintains stability, with no noticeable effect on your ride.

Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid Drive eBike Dual Battery System

Thumb-throttle & control pad

Just a push of the thumb and this becomes a motorbike. The control pad allows you to turn the bike on/off and customize your riding experience. Just sit back and enjoy the ride. 

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Thumb Throttle
Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Unlimited Freedom Awaits

LCD display

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

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike LCD Display

Hydraulic disc brakes and fat tires

Get strong & dependable stopping power from the hydraulic disc brakes, and extra traction from 4” Fat Tires. Choose 27.5×3 MTB wheels for less drag and a great commute on and off-road.

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Hydraulic Disc Brakes

RST guide suspension fork

The RST Guide Suspension fork provides controltraction, and comfort, making for an even, smooth ride every time. It is just one of the many Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive features that add to the enjoyment of your eBike ride. 

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike RST Guide Suspension Fork

Integrated headlight

A bright LED will light your way when the sun goes down. It's powered by the bike's battery and can be turned on/off with a button on the handlebar control pad.

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Integrated Front Light

The Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike is perfect for commuting on the street or ripping up hills off-road. Simply put, it’s a ton of fun.  

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Lifestyle

Personalize your Biktrix eBike and build a bike that is just perfect for you. Increase your bike’s functionality and boost your experience. Swap the 27.5x3" fat tires with a 26x4" set to handle the toughest terrain and weather conditions.

Compare battery options

Biktrix Juggernaut Ultra Duo Fat Tire Mid-Drive eBike Compare Batteries
Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Lifestyle2

Three ways to ride the Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over 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 Duo 3 Step-Over Fat Tire Mid-Drive eBike 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 Duo 3 1000W 52V Step-Over Fat Tire Mid Drive eBike

MOTOR

1000W BAFANG ULTRA M620

MAX TORQUE 160NM
FRAME
6061 AIRCRAFT GRADE ALUMINUM
FORK RST GUIDE, 75MM TRAVEL, 135MM DROPOUT, PRE-LOAD ADJUSTABLE AND LOCKOUT
SHIFTER SHIMANO ALTUS 11 SPEED TRIGGER
DERAILLEUR SHIMANO ALTUS
CASSETTE SHIMANO ALIVIO 11-34T
CHAIN KMC E9 SPORT
DISPLAY DP-C18 COLOR DISPLAY
BATTERY 52V 17.5AH
RANGE EXTENDER 52V 13AH, 16AH
RIMS 26"/ 27" 36H
TIRES 26X4, 27.5X3
BRAKE LEVER
ADJUSTABLE REACH W/MOTOR CUT-OFFS
BRAKES
DUAL PISTON HYDRAULIC 180MM
STEM 90MM ALUMINUM
HANDLEBAR
31.8MM CLAMP, 700MM WIDE, 50MM RISE ALUMINUM
SEAT POST ALUMINUM 3128MM
GRIPS SLIDE ON
SADDLE VELO PLUSH
SEAT POST CLAMP 36.4MM QR
HEADLIGHT
INTEGRATED HEADLIGHT, 100 LUMENS
TAILLIGHT BATTERY TAILLIGHT
THROTTLE THUMB THROTTLE
ASSIST LEVELS 0-5
ASSIST TYPE TORQUE + CADENCE

Download Old Juggernaut User Manual HERE (very useful for all Biktrix eBikes)

Videos of the Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid-Drive eBike 



Biktrix Authorized Dealer

Free Shipping Promotion on orders over $500.  Save $150 when you order today!

eBikes normally ship in 1 -  3 business days. 

We know you are excited to get your new eBike and we will work hard to ship it out as soon as possible. 

If your order is in stock, it will usually ship between one to three business days from the date of your order.  If it is a custom order, we will contact you with an ETA.  We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address your provide when checking out.

A signature is required for all deliveries. 

If you have any questions, feel free to contact us at info@electricitycycles.com or call (307) 278-1544. We are happy to help :) 

110% Price Match Guarantee ElectriCity Cycles

We guarantee the lowest price with a 110% Price Match!

We work very hard to ensure that we offer the absolute best prices online.  If you find another online store that offers a lower price than you paid within 30 days of your purchase date, please let us know and we will refund your original payment for 110% of the difference of the price you paid.  

We want you to feel confident that you are getting the absolute best price for the products you are ordering.  If you find that our own website has a lower price for the same items you have ordered within 30 days of your purchase date, we will refund 110% of the difference you paid, as well.

To request your partial refund simply e-mail us a link to the same product on our website, or on our competitors' website, within 30 days from the date of your order and we will process the credit accordingly.

Our 110% Price Match Guarantee has some limitations:

  • All X-Treme brand bikes are excluded
  • You must purchase the item from our website before requesting your Price Match Guarantee. 
  • Promotions such as rebates, coupons and buy one, get one free offers are not eligible. 
  • The item must be in stock on the competitor's, and our, website. All pre-orders are exempt. 
  • The competitor must be an online store, they may not have a retail location. 
  • The website cannot be a discounter or auction website (ie; eBay, overstock, etc..). 
  • The competitor must be an Authorized Retailer of the product in question. 
  • The competitor must comply with manufacturer MAP (minimum advertised pricing). 
  • The value of any free gifts from ElectriCity Cycles will be added to the lower price for comparison. 
  • The Price Match Guarantee includes the item price and the shipping charges, it excludes sales tax.

*Please Note: Due to Industry-Wide End Of Year Closeouts, This Price Match Policy IS NOT Applicable during the holiday season from November 15th - January 3rd.

Check out Questions and Answers about this product.  Scroll to the bottom of the page.

Ask a Question 

Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid Drive Electric Bicycle with 5 Levels of Pedal Assist and Thumb ThrottleBiktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid-Drive eBike Conquer all PathsBuy Today and Get Free High Quality U-Lock

On sale now - New stock - Latest model. Limited Supply.

Go twice as far and never worry about your range. The Juggernaut Ultra DUO 3 Step-Over Fat Tire Mid-Drive eBike features our dual integrated battery technology, powerful mid-drive motor, and an RST Guide suspension fork. The Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive comes with throttle-on-demand and cadence PAS (Pedal Assist Sensor).

Features of the Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid Drive eBike

  • Powerful 1000W Bafang mid-drive motor
  • Mid-drive motor - The mid-drive motor will let you roam cities, climb hills, and explore with ease
  • Max torque - Get all the power you can handle, together with the exceptional build quality and 160Nm of torque
  • Dual integrated battery system 
  • Up to 90 miles range, depending on your battery choice, rider's weight, and riding conditions
  • 5 Levels of Pedal Assist (PAS) to find just the right amount of help from the motor

  • Cadence+Torque sensor makes Pedal Assist smooth and powerful
  • Fat Tires Whether you're up against sand, mud or snow, these tires will handle it without breaking a sweat. The Juggernaut Ultra Duo 3 is ready for all-season, all-terrain riding
  • Big and easy to read LCD display
  • Shimano 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
  • Fenders and rear rack included for FREE
  • Up to 380 lbs. load capacity (depends on the fork you choose)

It offers two different frames to accommodate riders of different sizes: 

  • The 17" frame fits riders 5'2" and taller
  • The 19" frame fits riders 5'8" and taller

Feel free to contact us about accessories and other upgrades - (upgraded lights, suspension seat post, saddlebags, mirror, handlebars).

Powerful Bafang Ultra M620 Mid-drive Motor

The mid-motor makes the Juggernaut Ultra Duo 3 Step-Over very versatile. Mid-drive motors are much more efficient than hub drives as they can use the bike's gears as transmission. Hills become something of a novelty with the new Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid-Drive electric bicycle.

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Mid-Drive Motor

Dual integrated battery system

Range worries are a thing of the past with our dual battery system. One battery is embedded in the frame, while the other is mounted within the triangle of the frame. This positioning maintains stability, with no noticeable effect on your ride.

Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid Drive eBike Dual Battery System

Thumb-throttle & control pad

Just a push of the thumb and this becomes a motorbike. The control pad allows you to turn the bike on/off and customize your riding experience. Just sit back and enjoy the ride. 

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Thumb Throttle
Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Unlimited Freedom Awaits

LCD display

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

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike LCD Display

Hydraulic disc brakes and fat tires

Get strong & dependable stopping power from the hydraulic disc brakes, and extra traction from 4” Fat Tires. Choose 27.5×3 MTB wheels for less drag and a great commute on and off-road.

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Hydraulic Disc Brakes

RST guide suspension fork

The RST Guide Suspension fork provides controltraction, and comfort, making for an even, smooth ride every time. It is just one of the many Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive features that add to the enjoyment of your eBike ride. 

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike RST Guide Suspension Fork

Integrated headlight

A bright LED will light your way when the sun goes down. It's powered by the bike's battery and can be turned on/off with a button on the handlebar control pad.

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Integrated Front Light

The Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike is perfect for commuting on the street or ripping up hills off-road. Simply put, it’s a ton of fun.  

Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Lifestyle

Personalize your Biktrix eBike and build a bike that is just perfect for you. Increase your bike’s functionality and boost your experience. Swap the 27.5x3" fat tires with a 26x4" set to handle the toughest terrain and weather conditions.

Compare battery options

Biktrix Juggernaut Ultra Duo Fat Tire Mid-Drive eBike Compare Batteries
Biktrix Juggernaut Ultra Duo 3 Step-Over Fat Tire Mid-Drive eBike Lifestyle2

Three ways to ride the Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over 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 Duo 3 Step-Over Fat Tire Mid-Drive eBike 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 Duo 3 1000W 52V Step-Over Fat Tire Mid Drive eBike

MOTOR

1000W BAFANG ULTRA M620

MAX TORQUE 160NM
FRAME
6061 AIRCRAFT GRADE ALUMINUM
FORK RST GUIDE, 75MM TRAVEL, 135MM DROPOUT, PRE-LOAD ADJUSTABLE AND LOCKOUT
SHIFTER SHIMANO ALTUS 11 SPEED TRIGGER
DERAILLEUR SHIMANO ALTUS
CASSETTE SHIMANO ALIVIO 11-34T
CHAIN KMC E9 SPORT
DISPLAY DP-C18 COLOR DISPLAY
BATTERY 52V 17.5AH
RANGE EXTENDER 52V 13AH, 16AH
RIMS 26"/ 27" 36H
TIRES 26X4, 27.5X3
BRAKE LEVER
ADJUSTABLE REACH W/MOTOR CUT-OFFS
BRAKES
DUAL PISTON HYDRAULIC 180MM
STEM 90MM ALUMINUM
HANDLEBAR
31.8MM CLAMP, 700MM WIDE, 50MM RISE ALUMINUM
SEAT POST ALUMINUM 3128MM
GRIPS SLIDE ON
SADDLE VELO PLUSH
SEAT POST CLAMP 36.4MM QR
HEADLIGHT
INTEGRATED HEADLIGHT, 100 LUMENS
TAILLIGHT BATTERY TAILLIGHT
THROTTLE THUMB THROTTLE
ASSIST LEVELS 0-5
ASSIST TYPE TORQUE + CADENCE

Download Old Juggernaut User Manual HERE (very useful for all Biktrix eBikes)

Videos of the Biktrix Juggernaut Ultra Duo 3 1000W 52V Step-Over Fat Tire Mid-Drive eBike 



Biktrix Authorized Dealer

Free Shipping Promotion on orders over $500.  Save $150 when you order today!

eBikes normally ship in 1 -  3 business days. 

We know you are excited to get your new eBike and we will work hard to ship it out as soon as possible. 

If your order is in stock, it will usually ship between one to three business days from the date of your order.  If it is a custom order, we will contact you with an ETA.  We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address your provide when checking out.

A signature is required for all deliveries. 

If you have any questions, feel free to contact us at info@electricitycycles.com or call (307) 278-1544. We are happy to help :) 

110% Price Match Guarantee ElectriCity Cycles

We guarantee the lowest price with a 110% Price Match!

We work very hard to ensure that we offer the absolute best prices online.  If you find another online store that offers a lower price than you paid within 30 days of your purchase date, please let us know and we will refund your original payment for 110% of the difference of the price you paid.  

We want you to feel confident that you are getting the absolute best price for the products you are ordering.  If you find that our own website has a lower price for the same items you have ordered within 30 days of your purchase date, we will refund 110% of the difference you paid, as well.

To request your partial refund simply e-mail us a link to the same product on our website, or on our competitors' website, within 30 days from the date of your order and we will process the credit accordingly.

Our 110% Price Match Guarantee has some limitations:

  • All X-Treme brand bikes are excluded
  • You must purchase the item from our website before requesting your Price Match Guarantee. 
  • Promotions such as rebates, coupons and buy one, get one free offers are not eligible. 
  • The item must be in stock on the competitor's, and our, website. All pre-orders are exempt. 
  • The competitor must be an online store, they may not have a retail location. 
  • The website cannot be a discounter or auction website (ie; eBay, overstock, etc..). 
  • The competitor must be an Authorized Retailer of the product in question. 
  • The competitor must comply with manufacturer MAP (minimum advertised pricing). 
  • The value of any free gifts from ElectriCity Cycles will be added to the lower price for comparison. 
  • The Price Match Guarantee includes the item price and the shipping charges, it excludes sales tax.

*Please Note: Due to Industry-Wide End Of Year Closeouts, This Price Match Policy IS NOT Applicable during the holiday season from November 15th - January 3rd.

Check out Questions and Answers about this product.  Scroll to the bottom of the page.

Ask a Question 

QUESTIONS & ANSWERS

Have a Question?

Be the first to ask a question about this.

Ask a Question

We Also Recommend