Challenger 7.4 - Sailboat Data & Rig Dimensions
| Rig Dimensions | Imperial | Metric |
|---|---|---|
| I | 26.50 | 8.08 |
| J | 9.50 | 2.90 |
| P | 23.80 | 7.25 |
| E | 8.25 | 2.51 |
| PY | - | - |
| EY | - | - |
| ISP | 26.50 | 8.08 |
| JSP | 9.50 | 2.90 |
| Description | Imperial | Metric |
|---|---|---|
| Forestay Length | 9.5 | 2.9 |
| Sail Areas | Imperial | Metric |
|---|---|---|
| 100% Jib Sail Area | 125.9 | 11.7 |
| Mainsail Area (Cruising) | 106 | 9.9 |
| 100% Jib + Main Sail Area | 231.9 | 21.5 |
| Cruising Spinnaker Sail Area (1.7) | 214 | 20 |
| Dimensions | Imperial | Metric |
|---|---|---|
| LOA | 24.3 | 7.4 |
| LWL | 22.2 | 6.8 |
| Beam | 8.2 | 2.5 |
| Draft | N/A | N/A |
| Displacement | 4000 lbs. | 1814 kgs. |
| Ballast | 2090 lbs. | 948 kgs. |
| Ratios | Imperial | Metric |
|---|---|---|
| Sail Area / Displac. | 0.06 | 0.01 |
| Ballast / Displac. | 0.52 | 0.52 |
| Displac. / LOA | 164.61 | 245.14 |
| Construction | Information |
|---|---|
| Hull Type | Fin w/spade rudder |
| Rig Type | Masthead Sloop |
| Designer | Alex McGruer |
| Builder | Challenger Yachts Ltd. (CAN) |
| Construction | FG |
| Ballast Type | Iron |
| First Build | 1974 |
| Last Build | 1980 |
| # Built | 800 |