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Starting at 7.95 kg, the T Line - 4-Speed delivers unmatched performance and practicality. Fine-tuned for city performance.
Starting at 7.95 kg, the T Line - 4-Speed delivers unmatched performance and practicality. Fine-tuned for city performance.
Brompton

Brompton T Line 4 Speed Mid Handlebar Folding Bike in Blasted Titanium

£4,150.00 £4,500.00 8% off
Pre-Order

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

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!

Pre-Launch

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

Brompton T Line 4 Speed Mid Handlebar Folding Bike in Blasted Titanium

Season:2025

Brand:Brompton

Code:5053099064144

Brompton T Line 4 Speed Mid Handlebar Folding Bike

Feel inspired by titanium's lightweight, bright, and mesmerising qualities with the T Line 4 Speed from Brompton UK. With this sleek bike, you can experience the city in an immersive way. By choosing this lightweight yet powerful Brompton folding bike, you can keep focusing on your surroundings as your bike does all the work for you. From noticing the change in a breeze that signifies the entrance to a city to the unique sounds you only hear when riding the T Line 4 Speed lets you embrace urban life completely.

To get you around the city, this bike includes 4-speed gears, which improve control and agility. Expertly engineered, this lightweight frame weighs 37% less than steel equivalents, improving the gearing elements and on-road positioning.

Key Features

  • Ultimate lightness: Starting at 7.95 kg, the T Line - 4-Speed delivers unmatched performance and practicality. Fine-tuned for city performance. Fenders and luggage system.
  • Superlight carbon handlebars: - Lightweight folding bike for commuting
  • Superlight carbon saddle:
  • Schwalbe ONE black tyres: Provide a comfortable ride for riders of all sizes, and it is designed with safety in mind, with its reflective sidewall to help cyclists stay visible to others.
  • Superlight standard seatpost: The first bike in the world with a steel-armoured carbon seat post, for an inside leg up to 84cm / 33 inches.
  • Carbon fork: One piece carbon fork and steerer
  • Front carrier block: Brompton bags can be quickly and easily attached to the front carrier block
Technical Information
  • Main Frame
    Grade 9 titanium tubes, welded main frame with cast titanium bottom bracket manifold
  • Rear Frame
    Advance Superlight rear frame with replaceable hanger, suspension block and 54mm roller wheels
  • Fork
    One piece carbon fork and steerer with magnetic pedal holder
  • Grips
    Superlight lock-on foam grips
  • Seatpost
    Superlight standard seatpost (33")
  • Saddle
    Superlight Carbon
  • Seatclamp
    Machined aluminium seat clamp and rear frame clip in anodized matt black finish
  • Hinge Clamps
    Machined aluminium self-aligning hinge clamp levers and plates anodized matt black finish
  • Pedals
    Superlight cnc aluminium pedal set with Fixed right-hand and quick-release left-hand pedals
  • Drivetrain
    Brompton 4-speed drivetrain, 163% range
  • Chainset
    Superlight carbon crankset with hollow BB30 axle, integrated spider, 50T chainring and chainguard
  • Headset
    Grade 9 titanium diameter tubes with integrated headset and spring loaded steerer catch hinge
  • Shifters
    4-speed trigger shifter
  • Sprockets
    11-13-15-18 tooth
  • Derailleur
    Patent pending direct mount 4-speed derailleur
  • Rear Wheel
    Lightweight rim, double butted spokes, aluminium hub body and 4-speed freehub body
  • Front Wheel
    Lightweight rim, double butted spokes and aluminium hub with sealed bearings and allen key axle
  • Tyres
    Schwalbe ONE with Addix Race rubber mix and V-Guard puncture protection
  • Mudguards
    Included
  • Rack
    Not included
  • Brakes
    Dual Pivot Calipers
  • Front Carrier
    Large diameter front carrier block adaptor for all types of Brompton luggage
Sizing Information
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