McConaghy Boats
40' / 12.19m

Annapolis , Maryland , United States
Presenting the AC40, a scaled AC75 foiling dayracer designed by Emirates Team New Zealand. A one-design class that brings America’s Cup foiling performance to a competitive racing circuit. With self-tacking headsails and battery power replacing grinders, the yacht is sailed by two helmsmen and two
Racing Sailboat
Carbon Fiber Hull
Vessel ID# 2797918


Very Fast - 25+ in under 10 knts of wind
4 crew including drivers
Carbon fiber hulls and foils
Container Shippable

The AC40s are built at McConaghy’s state-of-the-art production facility, using a 7 axis CNC machine.

In light winds the AC40 is expected to be able to sail at up to 26 knots at 46º upwind and 30 knots boat speed at 138º downwind. At the upper limits of 20 knots TWS, the boat speeds are expected to escalate to 39 knots upwind at 41º and 44 knots at an angle of 155º downwind.

There are currently eight AC40’s under construction at McConaghy, with America’s Cup teams lined up awaiting possession. These AC40s will be used by the Challenging teams for testing, development, Match Race training and preliminary events, and competed in for the Youth and Women’s America’s Cups.

Data Sheet
LOA 40' (12.19 meters)
Type sail
Year 2023
Beam 11'
Draft Max 11'
Fuel Type Other
Hull Material Carbon Fiber
Full Details


Carbon honeycomb composite hull and deck structure

Twin cockpits


•            Southern Spars Carbon composite D-spar

•            Single spreader rig

•            High modulus carbon composite D-spar

•            Mechanically fastened join at the mid-point to allow containerised shipping

Standing Rigging

•            Future Fibres ECThree rigging

•            2 x Continuous cap shrouds

•            2 x Lower shrouds

•            1 x Headstay


•            Twin canting T-foils

•            Steel foil wings and flaps

•            Carbon composite foil arms


•            Steel-carbon composite raking T-rudder

•            Cable steering system

•            Twin helm wheels


•            Full hydraulic control (Cariboni)

•            ETNZ electronic PLC system with flight auto-pilot

•            ETNZ instrumentation system

•            IMU, wind wand, ride-height sensor

Class Rule

•            Strict one-design racing

•            Allows modifications for AC development


We will provide specifications of a standard comms system with costs.

There will be an option to lease the equipment, which would allow for a simple exchange if there is any fault or failure. There will also be an option to purchase the equipment.

Our current costing for communication equipment has an allowance of 10,000 USD though the final price will be confirmed at a later date.


For more information about this vessel, please contact Chris Junge.
We look forward to working with you!

Want more information?

Chris Junge

Global Yacht Advisor
138 West Street
Annapolis Maryland 21401 United States
Cell: 1-443-822-0984

Chris’ passion and love for boats began while growing up fishing and sailing in southeast Texas. For most of his adult life, Chris has been a highly regarded professional yachtsman. An accomplished racer, Chris’ adventures have taken him sailing across the Atlantic and throughout the Caribbean. Ask him about Hurricane Carl.