KuKirin· Pedal-assist electric bike

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.

KuKirin Victor 4.0 Electric Bike, studio viewKuKirin Victor 4.0 Electric Bike, view 2KuKirin Victor 4.0 Electric Bike, view 3KuKirin Victor 4.0 Electric Bike, view 4
Up close

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.

Your Victor 4.0
$409.00
$859.00Save $450
In stock at Wilson's

Free shipping, 1–5 days · or pick up at any of our six shops in New York and California.

WarrantyOne-year warranty, handled by Wilson'sExtend to two years with the 24-month option above.Questions? Call (516) 300-0944
Test rideOn the floor at every shop.Walk in, no appointment needed.
Serviced hereOur own technicians, KuKirin parts on the shelf.Any brand, any issue.
Victor 4.0 overview

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.

WhiteRed
KuKirin Victor 4.0 Electric Bike
20 mphTop speed
750WPeak power
36V 7.8AhRemovable battery
7Speeds
300 lbsMax load
46 lbsWeight
Motor, battery, comfort

Everyday riding, kept simple

KuKirin Victor 4.0 Electric Bike: 350W motor, 750W peak

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.

KuKirin Victor 4.0 Electric Bike: Removable 36V 7.8Ah battery

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.

KuKirin Victor 4.0 Electric Bike: Front suspension fork

Front suspension fork

A spring fork smooths out potholes, curbs and gravel before they reach your hands.

More key features

Built for easy everyday use

KuKirin Victor 4.0 Electric Bike: 7-speed gearing

7-speed gearing

Seven gears to match your pedaling to the road.

KuKirin Victor 4.0 Electric Bike: 300 lb load rating

300 lb load rating

A steel frame rated to carry up to 300 lbs.

KuKirin Victor 4.0 Electric Bike: Disc brakes front and rear

Disc brakes front and rear

Disc brakes at both wheels for steady stops.

KuKirin Victor 4.0 Electric Bike: Fits a range of riders

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.

Specifications

Victor 4.0, in full

Performance

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

Battery
36V 7.8Ah (280.8 Wh) lithium, removable, with BMS
Charger
42V 2A
Charging time
4 to 6 hours

Ride

Suspension
Front suspension fork
Brakes
Disc brakes front and rear
Rider height
4 ft 8 in to 5 ft 9 in

Size and build

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)

Manufacturer specifications. Range and speed figures are the manufacturer's ratings and vary with rider weight, terrain, temperature and riding style.

Buy it from a shop

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
FinancingPay over time on approved credit. Apply in the shop or at checkout.
1-year warrantyCovered for a year on the brands we carry, handled in our shops.
Service in the shopOur technicians handle brakes, tires, suspension, batteries and firmware for everything we sell.
Help after you buySomething wrong with your order? Use After Sale Support and we sort it.
FAQ

Victor 4.0 questions

How fast does the Victor 4.0 go?
Up to 20 mph.
How far does it go on a charge?
KuKirin rates it at about 12 to 19 miles (20 to 30 km) on the motor and up to 40 miles with pedal assist. Rider weight, hills and cold weather all change that.
Is the battery removable?
Yes. The 36V 7.8Ah battery comes off the frame, so you can charge it indoors in 4 to 6 hours.
What size rider does it fit?
Riders from 4 ft 8 in to 5 ft 9 in, with a seat height from 27.95 to 37.95 inches.
What is the maximum load?
300 lbs. The Victor 4.0 itself weighs 46 lbs.
Can I ride it in the rain?
KuKirin does not publish a water rating for the Victor line and advises against riding in the rain. Never charge a wet or swollen battery; bring it straight in instead.
Is there a warranty, and where do I get it serviced?
It is covered for one year on the brands we carry, handled in our shops. Service is at any of our shops, where our technicians handle brakes, tires, batteries and firmware for every e-bike we sell.
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