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Brompton C Line Urban

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The 2026 Brompton C Line Urban 4-speed is built for easy, confident city riding. Whether you are commuting, travelling, or running errands, it delivers that classic Brompton agility in a simple, refined package that fits seamlessly into everyday life.

Refinement shows up in every detail. The 4-speed gearing system keeps shifting simple and efficient around town, while powerful brakes provide consistent control and precision. The result is a comfortable ride that still feels quick and lively when you need it.


Highlights

Simple 4-speed gearing
Clean, intuitive shifts for city riding, perfect for commutes, errands, and short-to-medium rides around town.
Confident braking
Powerful brakes provide controlled, predictable stopping so you can ride with confidence in changing traffic and weather.
Folds in 20 seconds
The ergonomic Brompton folding system transforms the bike into a compact carry package in around 20 seconds, ideal for trains, offices, and cafés.
Easy to carry and store
A lightweight, compact fold makes it simple to carry up stairs, tuck under a desk, or store neatly at home.
Handbuilt in London
Finished with durable powder coating and handcrafted in Brompton’s London factory using energy from over 90% renewable sources.

Built to make everyday riding easier

The C Line Urban 4-speed makes moving through the city feel simple. Fold it for public transport, store it neatly when you arrive, and enjoy a smooth, responsive ride in between. It is the kind of bike that makes you more likely to ride, more often.


Watch Brompton in action

Weight

From 12 kg

Speed

4-speed

Material

Steel

Folded Size

25.3" H x 23'' W x 10.6'' D

Main Frame

Precision drawn heat-treated steel tubing with hand brazing and selected auto-brazed joints

Rear Frame

Hand brazed cold-formed micro-alloy steel tubing

Fork

Steel brazed fork

Grips

Lock-on grips with soft-compound rubber adhered to an engineered core

Seatpost

Extended, Black (35")

Saddle

Standard

Seatclamp

Composite seat clamp and rear frame clip

Hinge Clamps

Composite hinge clamp levers

Pedals

Brompton Folding left hand and non-folding right-hand pedals

Drivetrain

Brompton Wide-range 4-speed drivetrain

Chainset

6061 forged aluminium crank with 50T chainring and integrated chainguard

Bottom Bracket

Square taper bottom bracket

Headset

Brompton headset

Shifters

Brompton 4-speed trigger shifter

Sprockets

11-13-15-18 Tooth

Derailleur

Brompton Chain pusher

Rear Wheel

Double wall rim, 28 spoke, Brompton Wide ratio 2-speed internal gear hub

Front Wheel

Double-wall rim, 28 spokes laced to a Brompton front hub

Tires

349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall

Tubes

Schrader valve

Mudguards

Included

Lighting

Reflectors

Rack

Not included

Brakes

Brompton Dual Pivot Calipers

Front Carrier

Front carrier block adaptor for all types of Brompton luggage

Previous model name

C Line Explore