Multi-Speed Belt Drive

Multi-Speed Belt Drive

from 3,287.50

The Multi-Speed Hummingbird is the ultimate city bike, designed for freedom.

The 4 speed sturmey archer internal gear hub is a versatile and efficient design with direct drive in the 1st gear. The twist grip shifter enables smooth and easy operation of the gears even when stationary.

The belt drive technology is available on the bestselling Hummingbird Multi Speed model making it our most versatile bike to date.

Clean, Low Maintenance and Super Quiet. These are the advantages of the Hummingbird Belt Drive.

The carbon reinforced belts last longer than chains, never need grease and are nearly maintenance-free. 

Simply choose your colour below or we can customise your frame for you, all you need to do is fill out the enquiry form on the bespoke page. Custom colours are a £200 option.

Your bike will arrive fully assembled with and a quick start guide to get you up and riding.

Delivery lead time 4-6 weeks. For orders outside the EU the 20% VAT will be taken off at check out .

Chain Option Here

Please contact us for further details

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CLEAN

No grease. No rust. No problems. Just hose off your Carbon Drive System and ride!

 

SMOOTH

Feel the efficiency and smooth power in every pedal stroke as you glide down streets and trails.

 

STRONG

Advanced no-stretch carbon cord technology means your belt will last longer than a chain.

 

SPECIFICATIONS

WEIGHT: 8.2kg
GEARING: 43 gear inches in 1st gear, 55 in 2nd gear, 70 in 3rd gear, 90 in 4th gear.


Brake Levers: CNC ultralight


Cables: Jagwire ultra-slick cables with polished stainless steel inner cables


Seatpost: Full Carbon with Titanium hardware


Seatclamp: CNC design 41mm


Crankset: Shimano Alfine Hollowtech 170mm crank arm length


Chainring: 48 teeth with integrated CNC chain guard


Pedals: Quick release with sealed bearings


Wheelset: Ultra-light aluminium alloy with butted spokes and sealed bearings ISO 349 mm wheel size


Gears: Gears: Sturmey archer 4-Speed grip shifter.


Rear Sprocket: Gates CDX 22 tooth 3 lobe design


Grips: Ultra light EVA foam



Handlebars: Full Carbon 520mm wide with a 50mm rise to allow adjustment of reach


Seat: Ultra light Carbon rails with a 130mm width, high density padding and ergonomic cut-out for better comfort


Brake calipers: Tektro R539 dual pivot design with quick release tabs for easier wheel removal


Bottom Bracket: Shimano Press Fit sealed bearing unit


Belt: Gates Carbon Drive 108T CDX system


Multi speed hub: Sturmey archer X-RF4, 4-Speed internal gear hub with gear range of 210%. 1st gear is direct drive with gear steps of 28%


Tyres: High performance Schwalbe Kojak with Kevlar bead, puncture protection and reflective band for high visibility 16" 32 -349 size


Approximate Folded Dimensions: 117x60x21


Maximum Weight Limit: 110 kg