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RV REFERENCE RECORD
2026 Grand Design Recreational Vehicles Momentum M-Class Toy Hauler
M-399M
| Year | 2026 |
|---|---|
| Make | Grand Design Recreational Vehicles |
| Model | Momentum M-Class Toy Hauler |
| Floor Plan | M-399M |
| Type | Toy Hauler |
| Length | 44.8 ft |
| Width | 101 in |
| Height | 162 in |
| Dry Weight | 18000 lbs |
| Hitch Weight | 3464 lbs |
| Payload Capacity | 4500 lbs |
| Sleeps | 6 |
| Slides | 3 |
| Axles | 3 |
| Fresh Water | 140 gal |
| Gray Water | 104 gal |
| Black Water | 52 gal |
| Refrigerator Capacity | 20 cu ft |
| Awnings | 3 |
| Doors | 3 |
| Air Conditioners | 1 |