Skip to content

Fat Tire · Off-Road

FREESKY Swift Horse Ultra

The FREESKY Swift Horse Ultra is a fat-tire e-bike with a 4000 W peak motor, a 1680 Wh battery and 87–140 miles of claimed range.

  • + 26″ × 4″ fat tires
  • + 87–140 mi range
  • + Full suspension
  • + Hydraulic brakes
  • + Removable battery
  • + UL 2849

Good for: E-bikes for exercise · E-bike classes explained

Check price on Amazon

Price and availability on Amazon. We may earn a commission; it never changes the specs.

Compare

The numbers that matter.

As listed by the seller on Amazon, with gaps filled from the manufacturer’s site.

FREESKY Swift Horse Ultra electric bike, side view
  1. 01

    87–140mi

    Range

    pedal assist

  2. 02

    38mph

    Top speed

    listed as 38+ mph

  3. 03

    4000W

    Motor (peak)

  4. 04

    1680Wh

    Battery

    removable

Specifications

As listed by the seller on Amazon.

Checked 2026-10-22

Motor & power

Motor
4000 W peak · Bafang¹
Torque
150 Nm
Pedal sensor
Cadence¹
Throttle
Yes¹
Top speed
38 mph (listed as 38+ mph)

Battery & range

Battery
1680 Wh · 48 V 35 Ah · removable¹
Charge time
Not listed
Range (claimed)
87–140 mi (pedal assist)¹

Frame & fit

Frame
Not listed
Material
Aluminum
Folding
Not listed
Weight
Not listed
Max payload
400 lb
Tires
26″ × 4″

Brakes & drivetrain

Brakes
Hydraulic disc¹
Gears
7-speed
Suspension
Full

Safety & legal

E-bike class
Not listed
Certifications
UL 2849, UL 2271 (battery)¹
Water rating
Not listed

¹ The specs come from the Amazon listing. Details the listing leaves out come from the brand's official site (freeskycycle.com).

Compare with similar e-bikes

Compare all side by side