Surface 604 Twist

POWERFUL 500W MOTOR

Purpose built for top speed 500W 48V electric motor. Feel the surge of quiet, consistent power distribution at higher speeds - vibration-free.

Geared for performance - we paired all that power with an industry-leading 12mosfet 25A controller, so Twist delivers unmatched torque and speed.

Watch out for other riders as you zip pass them.

WHISPER SMOOTH TORQUE SENSING PEDAL ASSIST

Because an electric bike is only as good as it’s power distribution.

Twist incredibly smooth torque sensor knows how hard you’re pedalling down to the microsecond and matches it with aproportionate power.

Gone are the days of simple cadence sensors!

Custom drop out design delivers whisper smooth torque sensor sensation at any assist level.

In fact, you’ll swear it’s as so smooth as a mid-drive motor.

REDESIGNED COCKPIT

Now with an extra-large colour LCD display to show all vital information and provide added security.

SURFACE604 Color LCD Display with Micro USB JackBigger display: 3.5" for 2021 vs. 3.2" for 2020.

Set a passcode and the bike won’t start without it, just like your phone.

LONG RANGE BATTERY

Twist's high capacity 48V14Ah Samsung lithium-ion battery provides maximum range.

Twist can handle heavy loads and travel up to 45 miles on a single charge.

SURFACE 604 TWIST SPECIFICATIONS

MOTOR

500W (Peaks at 750W) Bafang Geared Rear Hub Brushless Motor

DRIVE MODE

Drop Out Torque Sensing Pedal Assist with a Throttle

TORQUE

80Nm of Torque

THROTTLE

Thumb Push Activated Throttle

CONTROLLER

SURFACE604 Designed 12 MOS 48V 500W 25Ah, Smart Controller

TOP SPEED

20mph (32kmh)*, Comes as Class 2
(Unlocked) 25mph (40kmh), as Class

BATTERY

Included: 48V 14Ah / 672Wh
Samsung Lithium-Ion 18650 Cells - Integrated

BATTERY RANGE

Upto 45mi (72km) with a 48V14Ah Battery

BATTERY CHARGE TIME

3-4 Hours for a Full Charge from Empty

DISPLAY TYPE

SURFACE604 Color LCD Display with USB Jack
Bigger display: 3.5" for 2024

LIGHTS

BÜCHEL "SHINY 120" LED Headlight / Rear LED Light

FORK

Rigid Cruiser Front Fork

MOTOR WIRE HARNESS

30Ah, can handle up to 120C current

DERAILLEUR

Short Cage SRAM X5 Groupset - 9 Speed

CASSETTE

X5 12-36T
44T Chainring

SHIFT LEVERS

SRAM X5 Trigger Shift

BRAKES

TEKTRO Auriga Hydraulic Disc Brakes
Post Mount, with Motor Inhibitors

CRANK SET

SAMOX 38T Front Sprocket, 170mm Crank Arms

ROTORS

180mm Front/Rear x 2.34mm thick

BOTTOM BRACKET

SAMOX Sealed Bottom Bracket

FRAME TYPE

Folding, Low Step Thru Geometry,
Internal Cable Routing, Post Mount Brakes

FRAME MATERIAL

6061 Aluminum Alloy

STEM

Folding Stem

HEAD SET

*

HANDLEBAR

*

PEDALS

WELLGO Platform, with Die Casting Body

CHAIN

KMC 9-Speed

SEAT POST DIAMETER

30.4mm

SADDLE

Selle Royal Gel Saddle "Essenza Plus"
with elastomer (Relaxed)
suitable for City/Tour use
FLEXITE shell features a unique indented structure,
adding superb flexibility and shock absorption
Adjustable up to 9 degrees.

WHEELS/TIRE

CST BIG BOAT 20” X 4.00 Tires, All Purpose

RIMS

Aluminum Alloy Double Wall Rim

FRONT HUBS

Surface604 Aluminum

KICKSTAND

Adjustable Heavy-Duty Aluminum

STANDOVER HEIGHT

16.5" (419mm)

RECOMMENDED RIDER HEIGHT

For Riders: 5’2” - 6’6”

NET WEIGHT (INCLUDING BATTERY)

(Including Battery) 28.1 KG (62 LBS) and (Without Battery) 24.4 KG (53.8 LBS)

BATTERY WEIGHT

14AH battery 3.63KG/8.0lbs

WEIGHT CAPACITY

285lbs (130kg)

STANDARD FEATURES

Adjustable Kickstand, Water Bottle Bosses
Welded Rear Rack, LED front and rear lights

OPTIONAL UPGRADE FEATURES

NCX Suspension Seat Post