Victor 4.0
20 mph · 750W · 36V 7.8Ah.
The KuKirin Victor 4.0 electric bike is an easy-going e-bike with a 350W motor (750W peak), 20 mph, a removable 36V 7.8Ah battery, 7-speed gearing, a front suspension fork and a 300 lb load rating, at 46 lbs.



The Victor 4.0, part by part.
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The KuKirin Victor 4.0 electric bike is an easy-going e-bike with a 350W motor (750W peak), 20 mph, a removable 36V 7.8Ah battery, 7-speed gearing, a front suspension fork and a 300 lb load rating, at 46 lbs.
Free shipping, 1–5 days · or pick up at any of our six shops in New York and California.
Pick up in store
Simple to ride, easy to own.
The KuKirin Victor 4.0 electric bike runs a 350W motor that peaks at 750W, for 20 mph and climbs up to 30 degrees. Its removable 36V 7.8Ah battery comes off for charging indoors, and KuKirin rates it at up to 40 miles with pedal assist.
Seven gears, a front suspension fork and disc brakes keep it simple, and the steel frame carries up to 300 lbs.
Everyday riding, kept simple
350W motor, 750W peak
The rear hub motor gets you to 20 mph and has the extra push for climbs up to 30 degrees, so hills and bridges stay easy.
Removable 36V 7.8Ah battery
The 280.8Wh pack has a battery management system and comes off the frame to charge indoors in 4 to 6 hours. KuKirin rates it at about 12 to 19 miles on the motor and up to 40 miles with pedal assist.
Front suspension fork
A spring fork smooths out potholes, curbs and gravel before they reach your hands.
Built for easy everyday use

7-speed gearing
Seven gears to match your pedaling to the road.

300 lb load rating
A steel frame rated to carry up to 300 lbs.

Disc brakes front and rear
Disc brakes at both wheels for steady stops.

Fits a range of riders
Made for riders from 4 ft 8 in to 5 ft 9 in, with a seat from 27.95 to 37.95 inches high.
Victor 4.0, in full
- Max speed
- 20 mph
- Motor
- 350W rated, 750W peak, rear hub
- Range
- About 12 to 19 miles (20 to 30 km) on the motor; up to 40 miles with pedal assist
- Max climbing capability
- 30°
- Max load
- 300 lbs
- Gears
- 7-speed
- Battery
- 36V 7.8Ah (280.8 Wh) lithium, removable, with BMS
- Charger
- 42V 2A
- Charging time
- 4 to 6 hours
- Suspension
- Front suspension fork
- Brakes
- Disc brakes front and rear
- Rider height
- 4 ft 8 in to 5 ft 9 in
- Weight
- 46 lbs
- Frame
- Steel
- Length
- 66.14 in (168 cm)
- Wheelbase
- 45.67 in (116 cm)
- Height
- 48.03 in (122 cm)
- Seat height
- 27.95 to 37.95 in (71 to 96 cm)
- Colors
- White; Red (black frame, red trim)
Performance
Battery
Ride
Size and build
Manufacturer specifications. Range and speed figures are the manufacturer's ratings and vary with rider weight, terrain, temperature and riding style.
Get the Victor 4.0 from Wilson's
The Victor 4.0 is for riders who want an easy, affordable e-bike with simple gearing and a removable battery. Order it here or ask at any of our shops, and our technicians look after it for as long as you ride it.
Find a Wilson’s shop near you


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