J Boats J/40
| Length | |
| Hull Type | Fin w/ Spade Rudder |
| Rigging Type | Masthead Sloop |
| LOA | 40.27' (12.27m) |
| S.A. | 720.00 sq ft (66.89 m2) |
| Beam | 12.20' (3.72m) |
| Displacement | 17,300 lbs / 7,847 kgs |
| Ballast | 6,600 lb / 2,994 kgs |
| Designer | Rod Johnstone |
| First Built | 1984 |