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Brompton G Line 8 Speed Folding Bike

G Line. The most versatile bike in the world. Expertly engineered to go where others can’t. G Line is the first ever Brompton with the ride feel of a full-size bike.Expertly engineered to go where others can't, the Brompton G Line 8 Speed folding bike is the first Brompton to deliver the ride feel of a full-size bike.With brand-new geometry, 20-inch wheels, and game-changing comfort and capability, it redefines what a folding bike can do. Every detail is designed around Brompton’s iconic fold, making it the perfect one-bike solution for the city and beyond.

Brompton G Line 8 Speed Folding Bike

G Line. The most versatile bike in the world. Expertly engineered to go where others can’t. G Line is the first ever Brompton with the ride feel of a full-size bike.Expertly engineered to go where others can't, the Brompton G Line 8 Speed folding bike is the first Brompton to deliver the ride feel of a full-size bike.With brand-new geometry, 20-inch wheels, and game-changing comfort and capability, it redefines what a folding bike can do. Every detail is designed around Brompton’s iconic fold, making it the perfect one-bike solution for the city and beyond.
Brompton

Brompton G Line 8 Speed Folding Bike

£2,599.00
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Your Pre-Order is prioritised (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or despatch to you — it often never even hits the stock room shelves!

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With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

So, instead, you can submit your email address against the item you are interested in and we will email you as soon as stock arrives on the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indication purposes only and can change at any time without notice.

The dates we provide are based on indications given by our suppliers. Whenever we get updated information from our suppliers we will endeavour to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
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30 Day Returns

We offer a 30 day returns policy. We will only refund return postage costs on damaged/faulty goods (a postage receipt will be needed). Refunds will only be returned to the original payment method – this may take up to 10 days to appear depending on how you paid.

WHAT WE CAN DO:

  • We offer a 30 day returns policy.
  • We will only refund return postage costs on damaged/faulty goods (a postage receipt will be needed)
  • Refunds will only be returned to the original payment method – this may take up to 10 days to appear depending on how you paid.

WHAT WE CANNOT DO

  • We cannot refund your return postage if you have changed your mind or ordered incorrectly.
  • We are unable to accept returns where the goods or packaging is lost, damaged or not in the condition you received it in.Please note that bikes must be returned in a securely-packaged bike box.
  • We are unable to offer a return on items that have been bought in the sale, gift voucher's or store credits can be issued.
  • We cannot accept returns without a completed returns form – items received without the correct paper work will delay the returns process.
  • We are unable to offer a refund without proof of purchase.

WHAT YOU NEED TO DO

  • Always hold on to your packaging (including bike boxes) until you are completely satisfied with your purchase – we cannot accept returns without this.Please note that bikes must be returned in a securely-packaged bike box.
  • Try and keep packaging intact as damaged packaging may invalidate your right to a refund.
  • When returning your order under warranty please make sure any items of clothing, footwear or bikes have been suitably cleaned – failure to do this may delay or invalidate your warranty claim.
  • It is your responsibility to ensure that the item is returned to us in a safe and secure manner, we suggest that you use a recorded postal/courier service. Please ensure that the service you use covers the value of the goods in the parcel.

Brompton G Line 8 Speed Folding Bike

Season:2026

Brand:Brompton

Code:BromptonGLine

Brompton G Line 8 Speed Folding Bike

G Line. The most versatile bike in the world. Expertly engineered to go where others can’t. G Line is the first ever Brompton with the ride feel of a full-size bike.

Expertly engineered to go where others can't, the G Line 8 Speed folding bikeis the first Brompton to deliver the ride feel of a full-size bike.

With brand-new geometry, 20-inch wheels, and game-changing comfort and capability, it redefines what a folding bike can do. Every detail is designed around Brompton’s iconic fold, making it the perfect one-bike solution for the city and beyond.

Brompton G Line Features

The Brompton G Line is built for versatility and performance, featuring a range of innovations that enhance comfort, control, and durability.

Its solidly built 20-inch wheelset is large enough for any adventure yet compact enough to fit within the fold. Custom-made puncture-resistant tyres ensure reliability on varied terrain. Hydraulic disc brakes provide super dependable stopping power, making this the first Brompton equipped for all-weather, all-terrain riding.

The wide platform pedals offer exceptional grip and comfort, with the left-hand pedal designed for quick release to make the bike even more compact when folded. Custom-made wide handlebars deliver outstanding stability, whether climbing, navigating rough ground, or enjoying longer rides. Ergonomic grips ensure that every touchpoint between rider and bike is optimised for comfort and control.

The Brompton G Line is available in three sizes: small, medium, and large, based on rider height. Its single-size frame features different stem and seatpost heights, developed and tested with a world-leading bike fit expert to ensure the best possible ride experience.

This folding do it all classic comes in a three differnet sizes (S,M,L) and many different specifications, with a range of handlebar, seatpost and luggage options.

It also comes in a range of colours : Adventure Orange, Traildust White, Forect Green, Space Black.

These bikes are made to order, so please contact the shop to speak with one of our experienced team.

(Images for illustrative purposes only and prices will change depending on the chosen bike specification)

Technical Information
WeightFrom 13.9 kg
Speed8 Speed
MaterialSteel
Folded Size72cm (D) x 67cm (H) x 41cm (W)
Main FrameHand-brazed steel
Rear FrameSteel
ForkAluminium with mounting bosses
GripsErgonomic grips
SeatpostSmall - Standard Black, Medium - Extended Black, Large - Telescopic Black
SaddleSuperlight
SeatclampG Line Aluminium
Hinge ClampsSelf-aligning hinge clamps
PedalsWide platform
DrivetrainBrompton 8-speed drivetrain
Number of Gears8
Chainset54T
HeadsetBrompton headset
ShiftersMicroshift
DerailleurShimano Alfine hub system
Rear Wheel20"
Front Wheel20"
TyresSchwalbe G-One Allround 54-406, tan wall
LightingReflectors
BrakesTektro hydraulic disc brakes with 140mm rotor
Front CarrierLarge diameter front carrier block adaptor for all types of Brompton luggage
On-Bike AccessoriesRoller Frame and Bell

Specification for illustrative purposes.
Sizing Information
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