Cahoot Titanium Frame

Pre Order

Cahoot Titanium Frame

Titanium tandem mountain bike


Share the joys of riding together with a fully custom titanium mountain bike tandem frame bespoke to your own requirements. The process takes approximately 3 months from initial conversation to frame delivery. Contact us to test ride our medium Cahoot demo tandem

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This bike is on pre-order. It is due to arrive in stock soon and builds start from soon. We'll keep you up-to-date throughout with your order progress and your planned bike build day.

Get in touch to start your dream build.

Build your bike

Select your size and make any changes you want from the standard build. When you’re done, hit Add to Bag at the bottom of the page

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Ride together no matter the road you travel. Tackle steep singletrack, flow down downhills and ride fully loaded on tarmac. A capable bespoke hand made tandem mountain bike designed for your size, geometry and specification. Made from aeronautical grade titanium and with a 10 year guarantee.

Every Cahoot is built to order. This means the geometry, the tube lengths, the specification, everything is chosen exactly for you, your partner and the journeys you'll take together.

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It takes six months from the first conversations we have with you to getting your Cahoot for your first ride. In this time we'll talk exactly about what you need and where you're going so that we can design and build your perfect tandem. It's actually a joyful six months, filled with the involvement of having a bike built especially for you, knowing the care and complete obsession over the detail that's going into it. Neil and our team of designers and builders are in touch every step of the way. It's a truly special experience.

At a glance
  • Completely Custom Titanium Tandem Mountain Bike Frame
  • Hand welded titanium frame
  • Rear rack mounts
  • Adjustable dropouts allow 650b+, 29 in or large section 700c wheels and either singlespeed, derailleur or internal hub gears
  • Clinically created geometries enhance riding and load capacity
  • 10 year guarantee

Watch the Mountain Journal Short featuring Rich and Tom Siepp and their Sonder Cahoot.

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Geometry and Sizing

Every Sonder Cahoot is bespoke, with custom geometry specifically designed to fit you.

The Sonder Concierge Service

Simply place your order and Neil or one of the Sonder team will be in touch to discuss the finer details; The right head angle, the perfect top tube length. Shorter stays or an eccentric bottom bracket? Make it as radical as you like.

We'll chat through your specifications and keep you updated at every step of the way; Meticulously sketched here in the UK and hand-built by specialist titanium-workers.

Frame Spec