Biktrix

Juggernaut Ultra Duo Pro

Price $3,046
Motor (Nominal) 1,000 W
Range 55 mi
Inventory Check Inventory
Juggernaut Ultra Duo Pro
Performance Review
8.4/10 ebikes.com score
Highly Recommended
Excellent performance with minor tradeoffs.
Editorial Score
Data-driven rating breakdown
8
/100
Power
9/10
Range
8/10
Comfort
8/10
Build Quality
8/10
Value
9/10
Starting at
--
Price
Nominal power
1,000 W
Motor (Nominal)
Capacity
1,040 Wh
Battery
Estimated range
55 mi
Range
Max speed
20 mph
Top Speed
Max load
380 lbs
Payload Capacity
Folds
No
Foldable

Editorial Insights

Reasons to Buy

  • + Equipped with a potent 1000W Bafang Ultra M620 mid-drive motor boasting an impressive 160Nm of torque for unparalleled off-road capability.
  • + Features a high-capacity 52V 20Ah 1040Wh internal battery, offering an estimated 55 miles of range, with extensive optional range extender options.

Reasons to Avoid

  • - The base RST Guide suspension fork, while functional, may not offer the most advanced damping for extremely rugged or technical trails.
  • - The overall weight of the e-bike is not specified, which could be a factor for some riders considering portability or maneuverability without assist.
Expert Verdict

In-Depth Analysis

Biktrix Juggernaut Ultra Duo Pro: Unchained Power and Unrivaled Value

The Biktrix Juggernaut Ultra Duo Pro arrives as a formidable contender in the fat-tire e-bike segment, particularly for riders demanding maximum power and versatility. At its heart lies the industry-leading 1000W Bafang Ultra M620 mid-drive motor, delivering a monstrous 160Nm of torque. This translates to an electrifying ride that conquers steep inclines and challenging terrains with astonishing ease. Currently available at a significant sale price of $3,046, down from $3,699, the Duo Pro presents an exceptional value proposition for an e-bike packing such high-end components and performance capabilities. Its robust 6061 aluminum frame and a substantial 380lb load capacity further underscore its build quality and readiness for adventure.

Performance & Battery Life That Goes the Distance

Performance on the Juggernaut Ultra Duo Pro is nothing short of revolutionary. The Bafang Ultra motor, combined with a sophisticated cadence and torque sensor, provides incredibly smooth and intuitive pedal assist, feeling remarkably natural whether you're cruising city streets or tackling off-road trails. For those moments you prefer to sit back, the on-demand throttle offers effortless propulsion. Powering these capabilities is a generous 52V 20Ah 1040Wh internal battery, estimated to provide up to 55 miles of range. Biktrix also offers an impressive array of larger battery and range extender options, ensuring that even the most ambitious adventures are within reach. Coupled with options for upgraded Wren inverted suspension forks and quad-piston hydraulic brakes, this bike is built to perform in any condition.

Built for Adventure, Tailored for You

Beyond its raw power, the Juggernaut Ultra Duo Pro is designed with the rider's experience in mind. The bike's comfort is enhanced by its fat tires and the standard RST Guide suspension fork, providing a forgiving ride across varied surfaces. While the base fork is solid, the option to upgrade to more advanced Wren inverted forks allows riders to customize the bike to their specific riding style and terrain preferences. With a 25+ point quality control checklist and a standard 2-year warranty (upgradeable to 4 years with BiktrixCare+), Biktrix instills confidence in its craftsmanship. Offering an array of color choices, including various powder-coated options, and practical accessories like cargo baskets, the Juggernaut Ultra Duo Pro is not just an e-bike; it's a customizable companion ready to elevate any riding experience.

Specs

Key specifications for Juggernaut Ultra Duo Pro, organized for quick scanning.

Pricing
Price --
Motor
Motor (Nominal) 1,000 W
Motor (Peak) --
Battery
Battery 1,040 Wh
Battery (Ah) 20.0 Ah
Performance
Range 55 mi
Top Speed 20 mph
Utility
Weight --
Payload Capacity 380 lbs
Foldable No

Real-World Range Estimator

49.5 mi
Based on 1,040 Wh battery capacity
Motor Type
Terrain
How is this calculated?

How We Score eBikes

At eBikes.com, we believe in complete transparency. Our Editorial Scores are not influenced by sponsorships or brand partnerships. They are calculated using a strict, data-driven logic gate based on manufacturer specifications:

⚡ Power Graded strictly by Motor Wattage. A baseline 250W earns an average score, with higher continuous outputs scaling linearly to the maximum score.
🗺️ Range Graded by Battery Capacity (Watt-hours). A standard 300Wh battery serves as the baseline, rewarding bikes that offer extended range capacities.
🛋️ Comfort Calculated by suspension type (Full, Front, or Rigid) and frame geometry (Step-Thru vs. Step-Over) to determine overall ride smoothness.
🛠️ Build Quality Assessed via component tiers. Bikes receive premium marks for Hydraulic Brakes, UL 2849 safety certifications, and premium price-tier construction.
0 eBikes selected
Compare Now