The Freesky Ranger Air M-540 is a dual-motor fat tire e-bike with 2x1750W peak brushless hub motors (3500W combined, 200 Nm total torque). Powered by a 48V 25Ah lithium battery (1200Wh), it reaches 34 mph with a range of 60-95 miles on single motor or 40-60 miles on dual. Features a step-through 6061 aluminum frame, full suspension, 180mm 4-piston hydraulic brakes, Shimano 7-speed drivetrain, and 26x4" fat tires. Includes LCD color display with NFC, rear rack, front and rear mudguards, and 800-lumen LED headlight. UL2849 and UL2271 certified. Max payload 400 lbs.
In brief: Fat Tire. 48V 25Ah battery. Unclassified / Off-Road. Up to 55 km/h. Aluminum frame.
Specs verified Oct 12, 2026
Where to Find
Prices tracked across 1 sellerPrice History
Current best price $1,299.00. Over the past 90 days: low $1,249.00, high $1,349.00, average $1,306.06 — down 1% vs average.
- Freesky - Freesky Official
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Specifications
Classification
- E-Bike Class
- Unclassified / Off-Road
- Bike Type
- Fat Tire
Motor
- Motor Position
- Rear Hub
- Peak Wattage
- 3500W
- Torque
- 200.00 Nm
- Top Assist Speed
- 55 km/h
Battery
- Voltage
- 48.0V
- Capacity
- 25Ah
- Energy
- 1200Wh
- Chemistry
- Li-ion
- Estimated Range
- 97 km – 153 km
- Charge Time
- 8.0 hrs
- Removable
- Yes
Frame & Build
- Frame Material
- Aluminum
- Frame Style
- Step-Through
- Wheel Size
- 26" x 4" (Fat)
- Folding
- No
Drivetrain & Brakes
- Gears
- 7-speed
- Drivetrain
- Derailleur
- PAS Levels
- 5
- PAS Sensor
- Cadence
- Throttle
- Yes
- Brakes
- Hydraulic Disc
Features
- Max Payload
- 181 kg
- Suspension
- Full Suspension
- Integrated Lights
- Yes
- Rear Rack
- Yes
- Fenders
- Yes
- UL Certified
- Yes
- Color
- Black, Blue, Green, Red, Camouflage
Physical
- Weight
- 43.09 kg
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