Utility 2023

EXTREME 3.1 EZ

For someone that is not a regular cyclist, who doesn’t know much about bicycles in general

Zip past traffic. Zap parking. It’s your life, electrified.

Power your freedom to spontaneously do as you please. Bounce between work and the gym. Run errands in a flash. This eBike can do it all.

Power to spare
The Rosemont LE boasts a powerful 48v 500 Watt hub motor. Translation: Serious cranking power up hills. And smooth, responsive acceleration on the flats. Pedal as much or as little as you like.
Serious range

The power to be more active and spontaneous. Rosemont’s ample 720Wh battery gives you a staggering 110km range. Secure, yet easily removable, so you can charge it inside.

iGO Pedal Assist

Your perfect power partner

5 pedal assist modes. Find your perfect fit.

The intelligent cadence sensor learns your pedalling style, then offers you 5 levels of assistance. A gentle nudge? A mostly-powered cruise? You decide. Need a sudden full power boost? Just hit the throttle.

Make all these adjustments on-the-fly, through the intuitive handlebar display. All your info there, at a glance. Speed, battery charge and your power assist level. It becomes second nature in minutes.

Loaded with safety features

You will always see and be seen, with bright built-in LED lights. The brake lights are a safety game-changer, tied to powerful disk brakes.

The customizable storage rack secures a surprising amount of stuff, from groceries to sports equipment to picnic gear.

Sizing matters

You’ll ride in comfort and style

Find your perfect, most comfortable riding position, with our easy-adjusting seat and handlebars. Smooth suspension.

HILLS BECOMES CHILL
The iGO Ride App, the perfect companion for your iGO Ride enabled eBike.

From tracking your rides and key riding statistics to checking your eBike's health and receiving over-the-air updates, the iGO Ride App provides a range of features to enhance your riding experience.

Discover EXTREME 3.1 EZ specs
FRAMESET

Frame

Hydroformed 6061 Aluminum step through fat bike frame with smooth welds. Balanced geometry & increased rigidity. Fender/rack mounts, internal cable routing, Electronic Access Port. Removable integrated battery with security lock.

Color

White and Orange

Fork

RST suspension, 75mm travel, with lockout & quick release

DRIVETRAIN

Shifters

SHIMANO 8-speed Rapidfire shift

Front Derailleur

NA

Chainrings

Zephyr 38T with Narrow Wide teeth

Chain

KMC X8 EPT

Rear Derailleur

SHIMANO ACERA 8-speed

Cassette

8-speed 11-34T

COMPONENTS

Handlebar

Riser handlebar, 700mm, 30mm rise, 31.8mm dia.

Grips

VELO double density 125mm

Stem

Alloy 60mm with 10 degree rise, 31.8mm clamp dia.

Seatpost

Alloy 30.4mm with quick release (350mm)

Saddle

SELLE ROYAL Viento

Brake Levers

TEKTRO HD-E350

Brake Calipers

TEKTRO hydraulic disc

Rotors

180mm

WHEELS

Tires

26”x4.5” KENDA Juggernaut Sport fat tires

Rims

iGO single wall alloy with cutouts

ELECTRIC TECHNOLOGY

Display Unit

LCD Backlit, Main Power, USB charging Port, Diagnostic, Battery Status, Light Switch, Power-assist Level Selector, Speedometer, Max Speed, Avg Speed, Odometer, Trip Timer

Motor

500W geared brushless hi-torque rear hub motor

Torque

up to 80Nm

Controller

20A 48V, 12 MOSFET hi-power cut off

Battery Type

3000mAh Cell Lithium-Ion removable battery

Battery Voltage (V)

48V

Battery (Ah)

12Ah

Battery Capacity (Wh)

576Wh

Range

55km (34mi) *

Power Assist

9 Levels of power assisted pedalling

Throttle

Any time on demand thumb throttle

Sensor

Electronic 32 pulse Cadence Sensor Integrated into the bottom bracket

Class**

Class 2 **

Battery Charger

110/220V Smart charger, LED status ,CUL, 2A

OTHER

Accessories (Included)

Front & Rear LED Lights (powered by main battery) with Reflectors Rear Cargo Rack with Increased Capacity, Pannier Ready, Front & Rear Fenders, Water Bottle Bosses, Kickstand (removable), Wellgo Flat Grip Pedals, In Frame Cable Routing, Tool Kit, Battery Charger

Bike Weight

30.7kg (67.7lbs)

Battery Weight

3.3kg (7.3lbs)

Weight Capacity

100kg (220lbs)

GEOMETRY

Frame Size

46cm (18”) - accommodates a rider from 5’0” to over 6’2”

Saddle Height

74.5cm / 94cm (29.3” / 37”)