Surface 604 Twist


Pricing is for New In Box, Unbuilt

Bike Assembly, Tuning & 1 Month Service Labour Warranty is $149

Bike Assembly, Tuning & 3 Month Service Labour Warranty is $219

Please see our Bike Assembly page for more information!


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 give added security.
  • 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.
  • As an added bonus the battery also features a USB plug for charging a mobile device on the go.


Technical 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
TOP SPEED: 20mph (32kmh)*, Comes as Class 2
(Unlocked) 25mph (40kmh), as Class 3
BATTERY: Included: 48V 14Ah / 672Wh Samsung Lithium-Ion 18650 Cells – Integrated
BATTERY RANGE: Up to 45mi (72km) with a 48V14Ah Battery
BATTERY CHARGE TIME: 3-4 Hours for a Full Charge from Empty
DISPLAY TYPE (NEW): SURFACE604 Color LCD Display with Micro USB Jack
Bigger display: 3.5″ for 2021 vs. 3.2″ for 2020
REAR DERAILLEUR: Short Cage SRAM X5 Groupset – 9 Speed
CASSETTE: X5 12-36T, 44T chainring
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
FRAME TYPE: Folding, Low Step Thru Geometry, Internal Cable Routing, Post Mount Brakes
FRAME MATERIAL: 6061 Aluminum Alloy
FENDERS: Made in Germany
PEDALS: Wellgo Platform
CHAIN: KMC 9-speed
WHEELS/TIRES: Panaracer 20” X 4.00 Tires, All Purpose
KICKSTAND: Adjustable Heavy-Duty Aluminum
GRIPS: PU Leather Wrapped, Full Length 145mm
STANDOVER HEIGHT: Adjustable to the Height of The Rider, One Size Fits All
WEIGHT CAPACITY: 285lbs (130kg)
OTHER: Adjustable Kickstand, Water Bottle Bosses, Welded Rear Rack