About the Brompton Electric C Line 4-speed Mid Handlebar

The original Brompton folding bike. With a robust steel frame, proudly handmade in London. The most customisable Brompton model, there’s a C Line for everyone.

The Electric C Line brings the same ‘go-anywhere joy’ the Brompton bike is famous for with the oomph and ease of electric. The Smart Pedal Assist knows exactly when to kick-in (smoothly). The compact motor that does the hard work for you. And with a detachable battery pack it’s as easy to charge as your phone.

• Supercharge your day with the custom-made electric system developed with Williams Advanced Engineering. The compact250-W hub motor does the hard work for you. Feel the torque. The fine-tuned sensor in the bottom bracket knows exactly when to start (smoothly) and ease off. Breeze through the city at speeds of up to 25 km/h (15 mph). Go and explore with a range up to 70-kilometres (45-miles) range.
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Specifications

Frameset

• 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: Reinforced Electric specific steel brazed fork

Wheels

• Front Wheel: 250W Brushless DC motor providing assistance up to 25 kmp/h
• Rear Wheel: Single wall alloy rim, 28 spokes laced to a 4 speed rear hub
• Rims: Alloy
• Tyres: 349 x 35C Schwalbe Marathon Racer. A puncture resistant tyre with a reflective sidewall.
• Mudguards: Mudguards with rubberized flap

Drivetrain

• Pedals: Brompton Folding left hand and non-folding right-hand pedals
• Crank: (6061) forged aluminium crank with 54T chainring and integrated chainguard
• Rear Derailleur: Patent-pending direct mount 4-speed derailleur
• Shifters: Brompton 4-speed trigger shifter
• Chain Tensioner: Advance chain tensioner with replaceable hanger mounting
• Bottom Bracket: Integrated sealed bearing with cadence and torque sensor ---

Components

• Handlebar: (6061) aluminium handlebar with shot-peened finish
• Grips: Lock-on grips with soft-compound rubber adhered to an engineered core
• Headset: Brompton headset
• Brakes: Brompton dual caliper rim brake
• Brake Levers: Brompton levers
• Saddle: Brompton saddle with integrated carry handle (147mm). Incorporates a mount for a Brompton rear light and saddle bag.

• Seatpost: Chromoly steel tube, suitable for maximum inside leg 33 inches / 84 cm </ ### Electrics

• Lighting: 40 Lux Busch & Müller AVY LED front lamp and rear lamp powered by the main battery
• Battery: 300Wh 36V with LED display. Range 20-45 miles (30-70km). 5V 1.5A USB port to charge portable devices. 4-hour full charge using included 2A charger