Adventure 40
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Read more: OverviewSummarizing the Adventure 40—a reliable, simple, safe, fast and reasonably priced offshore voyaging boat—and the mission for said boat.
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Read more: Reliability And QualityThere is a saying that “cruising is the process of working on your boat in exotic places” and it’s distressingly true. Even buying a brand new boat does not fix the problem, let alone fixing up an old one. But I don’t believe it must be that way. Let’s look at how the Adventure 40 will be better than that.
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Read more: Twenty Two Adventure 40 Core PrinciplesAn article to keep us all, including me, on the straight and narrow path to a good boat as we discuss and refine the Adventure 40 design.
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Read more: Adventure 40 FAQ—The BoatAnswers to recurring questions that come up in the hundreds of comments to our articles on the Adventure 40.
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How We Will Build The A40 At A Great Price AND Deliver Great Quality
87 CommentsReading Time: 4 minutesFree
Read more: How We Will Build The A40 At A Great Price AND Deliver Great QualityTo understand how much it costs to build a boat we need to understand boat size and that has nothing to do with length overall.
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Read more: Adventure 40 Dimensions and HullThe true size of the Adventure 40, her sailing capabilities and the type of cruising she is for, as well as information on the hull and deck construction.
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Read more: Adventure 40 Rudder and Steering GearThe Adventure 40 specification for the rudder and steering gear, as well the self steering the boat will be equipped with as standard.
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Read more: Adventure 40 Keel—Draft and ShapeThe A40 keel draft and shape will be optimized for great performance when sailing offshore.
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Read more: Adventure 40 Keel—Strength and Grounding ResistanceIf we cruise for long enough, we will likely run aground. The Adventure 40 will forgive us and have a keel that will withstand the stress of offshore voyaging for decades. This article will be useful to all cruisers, regardless of the boat you plan to buy.
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Read more: Adventure 40 RigThe Adventure 40 will be, above all, a great sailboat, and great sailboats have well-thought-out rigs.
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Read more: Adventure 40 Reveal—Hull, Cockpit, and RigTen years after starting a project to create a safe, reliable and fast offshore cruising sailboat ready to go around the world, we have a design.
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Read more: Adventure 40 Cockpit 2.0The final cockpit reveal, discussing the improvements made since Version 1, including new and very cool renderings.
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Read more: Adventure 40 Reveal—On DeckIn the last Adventure 40 article, I examined hull, cockpit and rig. Now let’s move out of the cockpit and go forward.
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Read more: Adventure 40 Deck-2.0Maxime and Vincent have been hard at work over the last couple of months refining and improving the Adventure 40 deck design. Let’s take a look.
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Read more: Adventure 40 Reveal—Galley, Head, and Aft StorageA good galley, storage, and head layout are much of what makes an offshore live-aboard cruising sailboat great. The A40 design nails these requirements.
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Read more: Adventure 40 Reveal—Salon and Forward CabinIn the last interior arrangement reveal article we covered the galley, head, and storage areas aft. Now let’s move forward into the salon and forward cabin.
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Read more: Adventure 40 Design Funding RoundAfter years of dreaming, it’s time for the first round of financing so this boat can get built.
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Read more: Adventure 40—Engine and Drive TrainEngine and drive train specification for the Adventure 40.
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Adventure 40 Electrical System—Part 1, Voltage and Batteries
37 CommentsReading Time: 10 minutesMembers
Read more: Adventure 40 Electrical System—Part 1, Voltage and BatteriesDesigning an electrical system from scratch for a new offshore sailboat is an interesting exercise that we can all learn from.
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Read more: Unbundling The Adventure 40Solving a fundamental problem standing between us and a real Adventure 40 that we can sail away.
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Read more: A Model T Offshore Voyaging BoatThis is the article that started it all. Much has changed since I wrote it, but the core concept remains the same: a strong seaworthy offshore voyaging boat at a reasonable price.
Progress Reports & Tips
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Adventure 40 April 2025 Report
9 CommentsReading Time: 3 minutesFree
Possible financial backers have come forward but we still need a project leader.
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Maxime Needs to Pass The Adventure 40 Baton
59 CommentsReading Time: 2 minutesFree
There’s an opportunity to take over the Adventure 40 project, with much of the work already done.
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We Have An Adventure 40 Builder
38 CommentsReading Time: < 1 minuteFree
Great news, an experienced boatyard with great technical skills has committed to building the Adventure 40 and is already working with Maxime on planning the next steps, including reviewing the design with a view to both making improvements and optimizing for build efficiency. The builder agreed to…
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Adventure 40 August Non-Report
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Several members have expressed concern that we have not published anything about the Adventure 40 since April. But this is a case where no news is not bad news, it’s simply no news. While it’s true that, for a variety of reasons, all outside Maxime’s control, not…
