Brompton X Shantell Martin P Line - 4-speed

Discover one of the most collectible Brompton bikes ever made — the Brompton x Shantell Martin P Line 4-Speed. This limited-edition folding bike combines Brompton’s ultra-light P Line performance with Shantell Martin’s iconic black-and-white artwork, creating a head-turning ride built for city commuting, travel, and everyday adventure.

Featuring Brompton’s Superlight titanium/steel frame, smooth 4-speed Urban gearing, and a compact 20-second fold, this model delivers unmatched portability and premium handling. Whether you're searching for a lightweight folding bike, a special edition Brompton, or the newest P Line performance upgrade, this exclusive Shantell Martin collaboration stands out in every way.

Perfect for riders who want rare Brompton releases, high-performance engineering, and a bike that turns the daily commute into art.

Brompton

Brompton X Shantell Martin P Line - 4-speed

$3,650.00 $3,467.50 Save $182.50
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Shipping calculated at checkout.
  • Low stock - 2 items left
  • Backordered, shipping soon

Quick-Fold Frame

Compact Storage

Lightweight Alloy

Smooth Commute

Discover one of the most collectible Brompton bikes ever made — the Brompton x Shantell Martin P Line 4-Speed. This limited-edition folding bike combines Brompton’s ultra-light P Line performance with Shantell Martin’s iconic black-and-white artwork, creating a head-turning ride built for city commuting, travel, and everyday adventure.

Featuring Brompton’s Superlight titanium/steel frame, smooth 4-speed Urban gearing, and a compact 20-second fold, this model delivers unmatched portability and premium handling. Whether you're searching for a lightweight folding bike, a special edition Brompton, or the newest P Line performance upgrade, this exclusive Shantell Martin collaboration stands out in every way.

Perfect for riders who want rare Brompton releases, high-performance engineering, and a bike that turns the daily commute into art.

Bikes ship boxed and 90% pre-assembled from Brickell. Local delivery and in-store pickup are available at checkout — pickup orders are usually ready within 24 hours. Every bike is inspected and tuned by our mechanics before it leaves the shop, whether you're picking up or having it shipped.

Complete bikes can be returned unused within 14 days of delivery or pickup. Every bike carries its full manufacturer warranty, and we handle warranty service locally at the shop — no need to ship it back to Brompton or Specialized directly.

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Authorized dealer
Certified to sell and service both Brompton and Specialized.
Local pickup & delivery
Pick up in Brickell or have it delivered, fully assembled.
Expert fitting included
Every bike is fitted to you before it goes out the door.
Warranty serviced locally
No need to ship it back — we handle warranty work at the shop.

Shipping, assembly & pickup

Bikes ship 90% pre-assembled — wheels, pedals, and a few final adjustments are typically all that's needed. If you pick up in-store, we hand it over fully assembled and tuned.

Yes. Choose local pickup at checkout and we'll have your bike ready, usually within 24 hours.

Bikes ship in a protective box via freight carrier. Shipping cost is calculated at checkout based on your address and the bike's size and weight.

Every bike carries its full Brompton or Specialized manufacturer warranty. Bring it back to us for warranty service — no need to deal with the manufacturer directly.

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