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Brompton

Brompton T Line 4 Speed Folding Bike

Brompton T Line 4 Speed Folding Bike

$5,850.00
$5,850.00
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Details That Matter

  • Titanium frame saves weight, keeps stiffness where it counts.
  • Superlight carbon crankset and fork for smooth ride quality.
  • Advanced 4-speed gearing system
  • Folded dimensions small enough for tight storage and everyday portability.
  • Reflective Schwalbe ONE tires enhance visibility and grip.

Is This Your Brompton T Line

Built with over 150 weight-saving components and an all-new titanium frame, this Brompton delivers ride quality without compromise. Carbon fork, handlebar, and crankset tame vibrations. The T Line’s crisp 4-speed drivetrain gives expansive range while keeping things precise and efficient. Every fold still feels like magic—you get performance and portability in one seamless package.

Pure Brompton

This Brompton is the result of decades spent perfecting one idea: a bike that makes life easier. Every hinge, braze, weld, and cable is there because it has to be, tested and refined until it works flawlessly. This isn’t a trend or a passing style — it’s a promise to keep you moving with a design proven around the world since 1975.

Brompton T Line 4 Speed Folding Bike

Details That Matter

  • Titanium frame saves weight, keeps stiffness where it counts.
  • Superlight carbon crankset and fork for smooth ride quality.
  • Advanced 4-speed gearing system
  • Folded dimensions small enough for tight storage and everyday portability.
  • Reflective Schwalbe ONE tires enhance visibility and grip.

Is This Your Brompton T Line

Built with over 150 weight-saving components and an all-new titanium frame, this Brompton delivers ride quality without compromise. Carbon fork, handlebar, and crankset tame vibrations. The T Line’s crisp 4-speed drivetrain gives expansive range while keeping things precise and efficient. Every fold still feels like magic—you get performance and portability in one seamless package.

Pure Brompton

This Brompton is the result of decades spent perfecting one idea: a bike that makes life easier. Every hinge, braze, weld, and cable is there because it has to be, tested and refined until it works flawlessly. This isn’t a trend or a passing style — it’s a promise to keep you moving with a design proven around the world since 1975.

Brompton T Line 4 Speed Folding Bike FAQ

Yes. Brompton offers a 7-year warranty on the frame and 2 years on components when purchased from an authorized Brompton dealer like Clever Cycles.

Every Brompton from Clever Cycles includes our Pro Build—a $150 upgrade free. Your bike gets a full inspection, wheels trued and tensioned, brakes and gears dialed in, every fastener torqued to spec, then test-ridden and verified by a second mechanic before it goes out the door. You also get warranty support, expert fitting advice, reward points, and zero-interest financing.

Yes. Check out our Brompton Custom Shop and Design Studio. We offer more custom options than anyone we know of.

Yes. The T Line folds to the same compact dimensions as the C and P Lines in under 20 seconds. The premium materials do not change the fold—just the weight.

For riders who carry their bike often and value every ounce—yes. The T Line is noticeably easier to lift and carry. For occasional folders or riders who mostly ride rather than carry, the C Line or P Line delivers excellent value. The T Line is the Brompton when weight is key.

The T Line titanium framesets are made in Brompton's specialist TIG welding factory in Sheffield England. The frames are orbital welded then TIG welded using specialized techniques for titanium. Final assembly happens at Brompton's London factory.

Three options: T Line One (single-speed) for ultimate simplicity and lightest weight. T Line Urban (4-speed) for city riding with some gear range. T Line Explore (12-speed) for hills and varied terrain.

The T Line has a full titanium frame, carbon fork, and carbon handlebars. The P Line has a titanium rear, with a steel main frame. The T Line is 4-5 lbs lighter than the P Line and significantly more expensive. Choose the T Line if weight is your absolute priority.

The Brompton T Line is Brompton's ultimate lightweight folding bike. Built with a full titanium frame, carbon fork, carbon handlebars, and premium components, it's the lightest Brompton ever made. Designed for riders who want maximum portability without compromise.

The T Line One (1-speed) weighs just 16.4 lbs—the lightest Brompton ever. The T Line Urban (4-speed) weighs approximately 17.5 lbs. The T Line Explore (12-speed) weighs around 19.8 lbs. For comparison most city bikes weigh upwards of 30 Lbs.

Absolutely. Clever Cycles stocks T Line demo bikes so you can experience the lightweight ride firsthand before purchasing. Warning: You will probably want one after test riding.

Does the Brompton T Line come with a warranty?

Why buy a Brompton T Line from Clever Cycles instead of direct from Brompton?

Can I customize my Brompton T Line?

Does the Brompton T Line fold the same as other Bromptons?

Is the Brompton T Line worth the price?

Where is the Brompton T Line made?

What gearing options are available on the Brompton T Line?

What's the difference between Brompton T Line and P Line?

What is the Brompton T Line?

How much does the Brompton T Line weigh?

Can I test ride a Brompton T Line before buying?