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The Biktrix Juggernaut Ultra Duo 4 Step-Thru Mid-Drive Electric Bike is a high-power e-bike that can go miles of adventure on a single charge.
The Ultra Duo 4 sits at the top of the Duo range, so naturally, it boasts one of the most powerful motor systems available today. The Bafang Ultra M620 mid-drive motor is loaded with 1500W of peak power and 160Nm of torque.
Pair that with the 9-speed drivetrain and you'll be nearly unstoppable.
The Biktrix hydraulic disc brakes provide strong & dependable stopping power. Extra traction from fat tires. Choose the 27.5×3 plus-size wheels for less drag and a great commute on multiple surfaces.
The Bafang Ultra M620 mid-drive motor features 1000 watts of power and 160Nm of torque. Span cities, climb hills and explore all the places you want to go with ease.
The LCD Display shows all kinds of information about your ride including speed, battery life, range, odometer, pedal assist level and more.
With just a push of a thumb, you can access all of the power the motor has to offer.
The RST Guide spring suspension fork provides 75mm of travel with pre-load and lockout adjustability.
From climbing hills top holding maximum speed on flats, the Shimano Alivio 9 Speed drivetrain has you covered.
When it’s so easy to go fast, you need strong stopping power. These hydraulic disc brakes will quickly and reliably bring you to a halt.
This bright LED light is powered by the bike’s battery and can be turned on and off with a button on the handlebar control pad.
Multiple range-extender battery options can expand your eBike’s range all the way to 160 kilometres.
These fenders will keep you and your bike clean. Need to carry some gear? Strap it onto the rear rack and head out!
Frame | 6061 Aluminum |
---|---|
Rear Hub | 190mm 36H |
Seat Post | 28.6mm |
Fork | RST Guide w/ 80mm Travel, Lockout & Preload |
Rear Axle/Skewer | 5mm QR |
Seat Post Clamp | QR |
Headset | Threadless 1-1/2" 1-1/8" Tapered |
Rims | Black 26" / 27.5" w/ Round Cutouts |
Motor | Bafang Ultra M620 |
Shifter Rear | Shimano Alivio 9-Speed Trigger |
Tires | 26x4", 27.5x3" |
Battery Sizes | Total Capacity of 52V 36.5Ah 1898Wh: |
52V 17.5Ah 910Wh (Internal Battery) | |
Up to 52V 19Ah 988Wh (External Range Extender Battery) | |
Rear Derailleur | Shimano Alivio 9-Speed |
Brakes | Biktrix Dual Piston Hydraulic w/ 180mm Rotors |
Display | DPC-18 |
Cassette | 11-34T |
Brake Levers | Biktrix Adjustable w/ Integrated Brake Cutoffs |
Lights | Integrated Headlight, Integrated Taillight |
Chain | KMC E9s 124 Links |
Handlebar | 700mm Wide, 50mm Rise w/ 31.8mm Clamp |
Assist Type | Torque + Cadence |
Crank Set | 44T Chainring w/ 170mm Arms |
Stem | Adjustable Stem |
Assist Levels | 0-5 |
Bottom Bracket | Bafang ISIS |
Grips | Slide-On Comfort Grips |
Throttle | Thumb Throttle |
Front Hub | 135mm 36H |
Saddle | Wide Spring Supported Comfort Saddle |
Other | Front and Rear Fenders, Kickstand, Rear Rack |
Front Axle/Skewer | 5mm QR |
L | 18"
1 | Effective Top Tube Length | 560mm | 22in |
---|---|---|---|
2 | Seat Tube Length (Classic Bike Size) | 460mm | 18.1in |
3 | Reach | 560mm | 22in |
4 | Stack | 520mm | 20.5in |
5 | Chainstay Length | 520mm | 20.5in |
6 | Standover Height | 450mm | 17.7in |
7 | Head Angle | 68° | - |
8 | Seat Angle | 71° | - |
9 | Head Tube Length | 180 mm | 7.1 in |
10 | Fork Length | 530mm | 20.9in |
11 | Front Center | 730mm | 28.7in |
12 | BB (Bottom Bracket) Drop | 50mm | 2in |
13 | Fork Offset | 30mm | 1.2in |
14 | Wheelbase | 1240mm | 48.8in |
15 | Total Length | 2000mm | 78.7in |
16 | Max Seat Height | 1000mm | 39.4in |
17 | Min Seat Height | 880mm | 34.6in |
18 | Handlebar Height | 1160mm | 45.7in |
19 | Weight (Without Battery) | 34kg | 75lb |
1 | Effective Top Tube Length | 560mm | 22in |
---|---|---|---|
2 | Seat Tube Length (Classic Bike Size) | 420mm | 16.5in |
3 | Reach | 520mm | 20.5in |
4 | Stack | 500mm | 19.7in |
5 | Chainstay Length | 480mm | 18.9in |
6 | Standover Height | 430mm | 16.9in |
7 | Head Angle | 68° | - |
8 | Seat Angle | 71° | - |
9 | Head Tube Length | 180 mm | 7.1 in |
10 | Fork Length | 530mm | 20.9in |
11 | Front Center | 710mm | 28in |
12 | BB (Bottom Bracket) Drop | 40mm | 1.6in |
13 | Fork Offset | 30mm | 1.2in |
14 | Wheelbase | 1240mm | 48.8in |
15 | Total Length | 2000mm | 78.7in |
16 | Max Seat Height | 1000mm | 39.4in |
17 | Min Seat Height | 830mm | 32.7in |
18 | Handlebar Height | 1100mm | 43.3in |
19 | Weight (Without Battery) | 33.5kg | 73.9lb |
Q: What is the Biktrix 2024 Juggernaut Ultra Duo 4 Step-Thru Mid-Drive Electric Bike?
A: The Biktrix 2024 Juggernaut Ultra Duo 4 is a high-performance mid-drive electric bike with a step-through frame, designed for both comfort and power. It features a powerful motor, long-range battery, and durable components, making it ideal for urban commuting, long rides, and off-road adventures.
Q: What are the key features of the Biktrix 2024 Juggernaut Ultra Duo 4?
A: Key features include a mid-drive motor for efficient power delivery, a step-through frame for easy mounting, dual battery setup for extended range, hydraulic disc brakes for smooth stopping, and high-quality suspension for a comfortable ride on rough terrain.
Q: What is the range of the Biktrix 2024 Juggernaut Ultra Duo 4?
A: The bike offers a range of up to 60-80 miles per charge, depending on factors such as rider weight, terrain, and riding style, thanks to its dual battery system.
Q: How fast can the Biktrix 2024 Juggernaut Ultra Duo 4 go?
A: The bike can reach speeds of up to 28 mph (45 km/h), offering a fast and thrilling ride for both commuting and recreational purposes.
Q: Is the Biktrix 2024 Juggernaut Ultra Duo 4 suitable for off-road riding?
A: Yes, the mid-drive motor, full suspension, and powerful brakes make the Juggernaut Ultra Duo 4 highly suitable for off-road riding, including trails and rough terrains.
Q: How long does it take to charge the Biktrix 2024 Juggernaut Ultra Duo 4 battery?
A: The battery typically takes 6-8 hours to fully charge, depending on the charger and battery level, but with two batteries, you can continue to ride while one is charging.
Q: What is the weight of the Biktrix 2024 Juggernaut Ultra Duo 4?
A: The bike weighs approximately 70-75 lbs (32-34 kg), making it sturdy but still manageable for handling.
Q: Does the Biktrix 2024 Juggernaut Ultra Duo 4 come with a warranty?
A: Yes, the bike comes with a limited warranty. For full warranty details, please check with the retailer.
Q: Can I customize the Biktrix 2024 Juggernaut Ultra Duo 4 with accessories?
A: Yes, the bike is compatible with a variety of accessories, including racks, fenders, and lights, to enhance your riding experience.
Q: Is the Biktrix 2024 Juggernaut Ultra Duo 4 easy to assemble?
A: The bike comes partially assembled, with clear instructions for easy final assembly. Professional assembly is recommended for optimal performance.
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The Biktrix Juggernaut Ultra Duo 4 Step-Thru Mid-Drive Electric Bike is a high-power e-bike that can go miles of adventure on a single charge.
The Ultra Duo 4 sits at the top of the Duo range, so naturally, it boasts one of the most powerful motor systems available today. The Bafang Ultra M620 mid-drive motor is loaded with 1500W of peak power and 160Nm of torque.
Pair that with the 9-speed drivetrain and you'll be nearly unstoppable.
The Biktrix hydraulic disc brakes provide strong & dependable stopping power. Extra traction from fat tires. Choose the 27.5×3 plus-size wheels for less drag and a great commute on multiple surfaces.
The Bafang Ultra M620 mid-drive motor features 1000 watts of power and 160Nm of torque. Span cities, climb hills and explore all the places you want to go with ease.
The LCD Display shows all kinds of information about your ride including speed, battery life, range, odometer, pedal assist level and more.
With just a push of a thumb, you can access all of the power the motor has to offer.
The RST Guide spring suspension fork provides 75mm of travel with pre-load and lockout adjustability.
From climbing hills top holding maximum speed on flats, the Shimano Alivio 9 Speed drivetrain has you covered.
When it’s so easy to go fast, you need strong stopping power. These hydraulic disc brakes will quickly and reliably bring you to a halt.
This bright LED light is powered by the bike’s battery and can be turned on and off with a button on the handlebar control pad.
Multiple range-extender battery options can expand your eBike’s range all the way to 160 kilometres.
These fenders will keep you and your bike clean. Need to carry some gear? Strap it onto the rear rack and head out!
Frame | 6061 Aluminum |
---|---|
Rear Hub | 190mm 36H |
Seat Post | 28.6mm |
Fork | RST Guide w/ 80mm Travel, Lockout & Preload |
Rear Axle/Skewer | 5mm QR |
Seat Post Clamp | QR |
Headset | Threadless 1-1/2" 1-1/8" Tapered |
Rims | Black 26" / 27.5" w/ Round Cutouts |
Motor | Bafang Ultra M620 |
Shifter Rear | Shimano Alivio 9-Speed Trigger |
Tires | 26x4", 27.5x3" |
Battery Sizes | Total Capacity of 52V 36.5Ah 1898Wh: |
52V 17.5Ah 910Wh (Internal Battery) | |
Up to 52V 19Ah 988Wh (External Range Extender Battery) | |
Rear Derailleur | Shimano Alivio 9-Speed |
Brakes | Biktrix Dual Piston Hydraulic w/ 180mm Rotors |
Display | DPC-18 |
Cassette | 11-34T |
Brake Levers | Biktrix Adjustable w/ Integrated Brake Cutoffs |
Lights | Integrated Headlight, Integrated Taillight |
Chain | KMC E9s 124 Links |
Handlebar | 700mm Wide, 50mm Rise w/ 31.8mm Clamp |
Assist Type | Torque + Cadence |
Crank Set | 44T Chainring w/ 170mm Arms |
Stem | Adjustable Stem |
Assist Levels | 0-5 |
Bottom Bracket | Bafang ISIS |
Grips | Slide-On Comfort Grips |
Throttle | Thumb Throttle |
Front Hub | 135mm 36H |
Saddle | Wide Spring Supported Comfort Saddle |
Other | Front and Rear Fenders, Kickstand, Rear Rack |
Front Axle/Skewer | 5mm QR |
L | 18"
1 | Effective Top Tube Length | 560mm | 22in |
---|---|---|---|
2 | Seat Tube Length (Classic Bike Size) | 460mm | 18.1in |
3 | Reach | 560mm | 22in |
4 | Stack | 520mm | 20.5in |
5 | Chainstay Length | 520mm | 20.5in |
6 | Standover Height | 450mm | 17.7in |
7 | Head Angle | 68° | - |
8 | Seat Angle | 71° | - |
9 | Head Tube Length | 180 mm | 7.1 in |
10 | Fork Length | 530mm | 20.9in |
11 | Front Center | 730mm | 28.7in |
12 | BB (Bottom Bracket) Drop | 50mm | 2in |
13 | Fork Offset | 30mm | 1.2in |
14 | Wheelbase | 1240mm | 48.8in |
15 | Total Length | 2000mm | 78.7in |
16 | Max Seat Height | 1000mm | 39.4in |
17 | Min Seat Height | 880mm | 34.6in |
18 | Handlebar Height | 1160mm | 45.7in |
19 | Weight (Without Battery) | 34kg | 75lb |
1 | Effective Top Tube Length | 560mm | 22in |
---|---|---|---|
2 | Seat Tube Length (Classic Bike Size) | 420mm | 16.5in |
3 | Reach | 520mm | 20.5in |
4 | Stack | 500mm | 19.7in |
5 | Chainstay Length | 480mm | 18.9in |
6 | Standover Height | 430mm | 16.9in |
7 | Head Angle | 68° | - |
8 | Seat Angle | 71° | - |
9 | Head Tube Length | 180 mm | 7.1 in |
10 | Fork Length | 530mm | 20.9in |
11 | Front Center | 710mm | 28in |
12 | BB (Bottom Bracket) Drop | 40mm | 1.6in |
13 | Fork Offset | 30mm | 1.2in |
14 | Wheelbase | 1240mm | 48.8in |
15 | Total Length | 2000mm | 78.7in |
16 | Max Seat Height | 1000mm | 39.4in |
17 | Min Seat Height | 830mm | 32.7in |
18 | Handlebar Height | 1100mm | 43.3in |
19 | Weight (Without Battery) | 33.5kg | 73.9lb |
Q: What is the Biktrix 2024 Juggernaut Ultra Duo 4 Step-Thru Mid-Drive Electric Bike?
A: The Biktrix 2024 Juggernaut Ultra Duo 4 is a high-performance mid-drive electric bike with a step-through frame, designed for both comfort and power. It features a powerful motor, long-range battery, and durable components, making it ideal for urban commuting, long rides, and off-road adventures.
Q: What are the key features of the Biktrix 2024 Juggernaut Ultra Duo 4?
A: Key features include a mid-drive motor for efficient power delivery, a step-through frame for easy mounting, dual battery setup for extended range, hydraulic disc brakes for smooth stopping, and high-quality suspension for a comfortable ride on rough terrain.
Q: What is the range of the Biktrix 2024 Juggernaut Ultra Duo 4?
A: The bike offers a range of up to 60-80 miles per charge, depending on factors such as rider weight, terrain, and riding style, thanks to its dual battery system.
Q: How fast can the Biktrix 2024 Juggernaut Ultra Duo 4 go?
A: The bike can reach speeds of up to 28 mph (45 km/h), offering a fast and thrilling ride for both commuting and recreational purposes.
Q: Is the Biktrix 2024 Juggernaut Ultra Duo 4 suitable for off-road riding?
A: Yes, the mid-drive motor, full suspension, and powerful brakes make the Juggernaut Ultra Duo 4 highly suitable for off-road riding, including trails and rough terrains.
Q: How long does it take to charge the Biktrix 2024 Juggernaut Ultra Duo 4 battery?
A: The battery typically takes 6-8 hours to fully charge, depending on the charger and battery level, but with two batteries, you can continue to ride while one is charging.
Q: What is the weight of the Biktrix 2024 Juggernaut Ultra Duo 4?
A: The bike weighs approximately 70-75 lbs (32-34 kg), making it sturdy but still manageable for handling.
Q: Does the Biktrix 2024 Juggernaut Ultra Duo 4 come with a warranty?
A: Yes, the bike comes with a limited warranty. For full warranty details, please check with the retailer.
Q: Can I customize the Biktrix 2024 Juggernaut Ultra Duo 4 with accessories?
A: Yes, the bike is compatible with a variety of accessories, including racks, fenders, and lights, to enhance your riding experience.
Q: Is the Biktrix 2024 Juggernaut Ultra Duo 4 easy to assemble?
A: The bike comes partially assembled, with clear instructions for easy final assembly. Professional assembly is recommended for optimal performance.