Brompton G Line - Small - Forest Green

Next expected availability G Line - small - Forest Green - End Oct 2025

1. Frame

2 Colour

3. Size

Small (also available in Medium and Large)
The Brompton G Line only has one handlebar type - ride position is dictated by the stem length and seat post length
Handlebar width - 65cm

4. Gears / drivechain

8-speed Shimano Alfine hub gear system 
54T front chainring - black (we can change to 44T or 50T if you would prefer lower gearing for easier hill climbing)
20T single rear sprocket
Brompton advance chain with connecting link - 114 links
Brompton flat platform pedals (the right one is removable)

5. Front luggage system

The Brompton G line comes with a front carrier block fitted 

6. Mudguards / Rack

This bike comes with black mudguards and rack

7. Roller wheels

Large roller wheels help keep the bike stable when folded 

• Front: 70mm
• Rear: 80mm

8. Tyres / Wheels

Schwalbe G One with tan wall (ETRTO size 54-406) - tubeless ready
(also available with Continental Contact Urban tyres)
Low rolling resistance and good puncture protection 
20 inch wheels

Tektro / TRP Hydraulic disc brakes
140mm centre lock disc rotors front and rear

The wheels have black hubs, black spokes and black rims (the braking surface is still silver)

Presta / racing type valve - 6mm diameter

9. Saddle

Brompton standard saddle - 147mm wide

Mounting point under saddle for Brompton rear light (e.g. Brompton Cateye VIZ 150)

10. Seat height

Standard seatpost

A saddle height insert is included - we recommend you fit this only after riding the bike for a while

11. Suspension

Along with the new G Line comes a new advance suspension block

12. Lighting / reflectors

Front and rear reflectors are included
It's easy to retrofit battery lighting