Boats / J J/40

J J/40

Fractional Sloop · Fin w/bulb & spade rudder · 2024–present

Specifications

Dimensions

Weights

Ballast / displacement

37.8%

Rig & sail area

Rig

Fractional Sloop

Ratios

Displacement / length

150.2

Comfort ratio

22.9

Capsize screening

1.98

Hull speed

8.1 kn

Pounds / inch immersion

1669

Hull

Hull type

Fin w/bulb & spade rudder

Construction

Composite/resin injection and infusion

Production

Years built

2024–present

Designer

Alan Johnstone

Builder

J, Boats, J Boats

Design & history

Notable features

Shoal keel draft: 5.9 ft / 1.8 m

Curated reference notes

Featured in 1 video

Reviewed