SEAKEEPER RIDE SEA TRIAL REPORT
Vessel Characteristics
| Boat Make | Freeman Boatworks |
| Boat Model | 42LR |
| Boat Year | 2026 |
| System | Seakeeper Ride 900 |
| Length Overall | 42 ft. 0 in. |
| Beam Overall | 11 ft. 9 in. |
| Engine Configuration | 4x Mercury 400 HP |
| Displacement | 14,500 lbs. |
Test Conditions
| Date | 12/11/2025 |
| Location | Charleston, South Carolina |
| Average Speed (auto) | 41 mph |
| Average Speed (manual) | 41 mph |
| Seas | Bow Quartering Seas |
| Sea Conditions | 3 ft. at 6 seconds |
Performance Results
51%
ROLL ELIMINATION
38%
Pitch ELIMINATION
Roll Rate Comparison
Pitch Rate Comparison
Performance results are measured with the system on and off as a reduction of standard
deviation in pitch and roll rates at all frequencies at a constant heading and speed.
