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The Dirwin Pioneer 2 Fat Tire Electric Bike is UL certified and built for serious off-road performance. Powered by a 750W motor with 1000W peak output and an oversized 30Ah battery, it delivers up to 120 miles of riding range. The advanced Torque & Cadence sensor ensures smooth, responsive power on both flat ground and steep climbs.
With seat post suspension, a 10-speed drivetrain, 180mm hydraulic disc brakes, a hydraulic suspension fork, and 26” x 4.0” puncture-resistant tires, the Pioneer 2 is engineered for total control and comfort on any terrain. And with a 450-lb+ carrying capacity and speeds up to 28 MPH, it’s built to take on your toughest hunts and heaviest loads.
Highlights
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Motor Power: 750W continuous, 1000W peak
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Top Speed: 28 MPH
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Range: Up to 120+ miles
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Payload Capacity: 450+ lbs
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Pedal Assist: Torque + cadence sensor system
Battery Features
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Battery: 48V 30Ah removable lithium battery
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Extended Range: Designed for long-distance and off-grid riding
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Charging Time: Approximately 5–8 hours
Cargo / Load Features
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Total Load Capacity: 450+ lbs
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Rear Cargo Rack: Heavy-duty integrated rack suitable for hauling gear
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Tires: 26 / 20 × 4.0 inch puncture-resistant fat tires for all-terrain traction (Large/Medium)
Specs
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Frame Material: 6061 Aluminum Alloy
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Tire Size: 20 / 26 × 4.0 inches
• Wheel: 26" Spokes | 20" All-in-one cast Aluminum
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Motor: 750W rear hub motor (1000W peak)
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Gearing: 10-speed drivetrain
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Brakes: 180mm hydraulic disc brakes
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Display: Full-color LCD display
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Pedal Assist Levels: 5
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Throttle: Half-twist throttle
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Suspension: Front hydraulic suspension fork + suspension seat post
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Water Resistance: IPX5
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Certification: UL certified
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Estimated Bike Weight: Approximately 75–85 lbs
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Recommended Rider Height: Suitable for most adult riders
Geometry
20" Tire Dimensions
A. Total Length: 67.7"
B. Handle Bar Height: 44.5"
C. Wheelbase: 43.3"
D. Minimum Seat Height: 28"
E. Maximum Seat Height: 11"
F. Chain Stay Length: 18.1"
G. Standover Height: 20.5"
H. Top Tube Length: 22.1"
J. Head Tube Length: 7.9"
K. Handle Bar Length: 27"
L. Rear Rack Height: 27.2"
26" Tire Dimensions
A. Total Length: 76.8"
B. Handle Bar Height: 47.2"
C. Wheelbase: 47.4"
D. Minimum Seat Height: 31.3"
E. Maximum Seat Height: 11"
F. Chain Stay Length: 20.6"
G. Standover Height: 19.7"
H. Top Tube Length: 23.5"
J. Head Tube Length: 7.0"
K. Handle Bar Length: 27"
L. Rear Rack Height: 32.7"
Owner’s Manual
Please refer to the Owner's Manual here.
What’s in the Box
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Pioneer 2 All-Terrain Electric Bike × 1
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48V 30Ah Battery × 1
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Battery Charger × 1
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Assembly Tools × 1
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User Manual × 1
Maintenance Guides
• Pedals - https://youtu.be/kLUX7OYX3QQ
• Throttle - https://youtu.be/ljBYfNsXfyM
• Saddle - https://youtu.be/ncsbvek4GR4
• Kickstand - https://youtu.be/f-f80Sl5d4M
• Headlight - https://youtu.be/j0hhW5vhfe8
• Display - https://youtu.be/1mq9ZUizXc0
• Tail Light - https://youtu.be/vuwEUWMTXTQ
• Crank Set - https://youtu.be/dFyASAkaJ2M
• Motor - https://youtu.be/zdG3_SNt8aQ
• Hydraulic brake - https://youtu.be/jaTzJVSd_O8
• Handle bar - https://youtu.be/I4hInrB-z0o
• Fenders - https://youtu.be/450mq0DzpoU
• Front Basket - https://youtu.be/Dkt8s0w8VuY
• Controller - https://youtu.be/08rQg8BwHx8
• Sensor - https://youtu.be/PzSIhytQV_0
• Main wire - https://youtu.be/iIG6fnB3bO0
• Rear Brake - https://youtu.be/IId2NryHIII
• Brake Oil - https://youtu.be/kF9YnDjSQNk
• Flat Tire Maintenance - https://youtu.be/5qxWCgA56C8
Warranty
To learn more details about this product's warranty, please refer to our Warranty Page.
DIRWIN BIKE - Pioneer 2 Fat Tire All-Terrain Electric Bike 48V 750W 28MPH
Sale price
$1,012.05
Regular price $2,249.00