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Brompton T Line Explore 12-Speed

$8,650.00

At Brompton, innovation begins with the frame—and the all-new T Line Explore redefines what’s possible. Its titanium construction is 37% lighter than steel yet delivers exceptional strength, making it effortless to carry and a powerhouse on the road. Over 150 custom components ensure agility, durability, and a ride that feels precise and responsive. Read our overview of the 2026 T-Line here.

See how a Brompton fits your life
The three features that set Brompton apart
How to Size a Brompton

Price $8,650.00

In Stock!

Handlebar

Clear

SKU: T12L Category: Folding Bikes Tags: Acoustic Bikes, Brompton Bike Web, Preorderable, T Line

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Product Details

Weight

From 18.8 lb

Folded Size

LWH: 56.5 x 27 x 58.5cm (3.1 Cubic Ft)

Gear Range

402%

Frame Material

Titanium

Main Frame Grade 9 titanium tubes, welded main frame with cast titanium bottom bracket manifold
Rear Frame Advance Superlight Titanium rear frame with replaceable hanger, suspension block and 54mm roller wheels

Fork One piece carbon fork and steerer with magnetic pedal holder

Shifter Brompton 4 speed derailleur shifter & 3 speed hub gear shifter
Derailleur Patent-pending direct mount 4 speed derailleur
Crankset Superlight carbon crankset with hollow BB30 axle, integrated spider, 50T chainring and chainguard

Rear Cog(s) 11-13-15-18 Tooth
Pedals Brompton Quick Release
Bottom Bracket FSA Mega Evo Bottom Bracket

Brakes Brompton Dual Pivot Calipers

Brake Levers Brompton w/integrated bell/light mount

Stem Grade 9 titanium diameter tubes with integrated headset and spring loaded steerer catch hinge
Grips Superlight lock-on grips with precision ground foam adhered to ultra thin engineered core
Seat Superlight

Seatpost Superlight Standard, Black (33")
Seat Clamp Machined aluminum seat clamp and rear frame clip in anodised matt black finish
Headset Superlight headset

Tires 349 x 32C Schwalbe ONE Black Tire
Tubes Tubilito Presta

Front Wheel Superlight Advance Lightweight rim, double butted spokes and aluminium hub with sealed bearings and allen key axle
Rear Wheel Superlight Advance Rear Wheel with Brompton Wide ratio internal gear hub

Roller Frame Optional
Front Carrier Block Front Carrier Block Adaptor for all types of Brompton Luggage
Fenders Brompton Chromoplastic

Hinge clamps Machined aluminium self-aligning hinge clamp levers and plates anodized matt black finish
Pump Optional

* Specifications are subject to change without notice

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Brompton T Line Explore 12-Speed