New 2026 Grand Design Momentum M-Class 351MS Toy Hauler Fifth Wheel
This Unit Includes $42,359 in Options Featuring a Kitchen Island with Bar Stools; Fireplace; King Bed Slide; Overhead Loft Bed; 11' Separate Garage; Universal Docking Station; Two 330W Solar Panels; 6K Watt Generator; 3rd A/C; Patio Chairs!
Grand Design Momentum M-Class toy hauler 351MS highlights:
- Bath and a Half
- 11' Separate Garage
- Dual Entry Doors
- Kitchen Island with Bar Stools
- Overhead Loft Bed
2026 Grand Design Momentum M-Class 351MS – Ultimate Toy Hauler for Luxury Adventure
Now Available at Campers Inn RV – Your #1 Grand Design Dealer!
Ready to take your adventures to the next level? The 2026 Grand Design Momentum M-Class 351MS is the ultimate toy hauler for thrill-seekers, weekend warriors, and those who want the perfect combination of power, luxury, and versatility. With an 11-foot garage, spacious living areas, and high-end finishes, the 351MS is built for those who want to haul their toys in style and enjoy every moment on the road.
Key Features:
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11' Garage with tie-downs, half bath, and optional rear patio deck
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Triple Slide-Outs for maximum interior space
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Luxury Kitchen with solid-surface countertops, stainless steel appliances, kitchen island, and pantry
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Master Suite with queen bed (king optional), wardrobe, and private entry to the bath
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Dual Power Awnings for outdoor relaxation
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Weather-Tek Insulation for 4-season living
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30-Gallon Fuel Station to keep your toys fueled up
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Onboard Entertainment with LED TV, fireplace, and premium sound system
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MORryde CRE3000 Suspension for smoother towing
Why the Momentum 351MS is Perfect for You:
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Space for Everything: Whether you’re hauling ATVs, dirt bikes, or kayaks, the 11-foot garage handles it all. Plus, it easily transforms into a living space for extra guests, a game room, or a hangout spot, making it perfect for families and groups.
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Unmatched Comfort on the Road: Relax in the luxurious master suite with a queen bed, wardrobe, and private access to the full bath. The kitchen, equipped with high-end appliances and plenty of storage, makes preparing meals easy—even on the go.
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Rugged Performance Meets Luxury: Designed for those who like to take their adventures off the beaten path, the Momentum 351MS features a 30-gallon fuel station to power up your toys, along with a weather-ready insulation package for year-round use, no matter the conditions.
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Adventure Without Limits: The MORryde CRE3000 suspension ensures you’ll tow with confidence, whether you're heading across state lines or off the grid. Plus, the dual awnings let you enjoy the outdoors in comfort and style, wherever you are.
Why Buy From Campers Inn RV?
When you buy from Campers Inn RV, you get more than just a great RV—you get a dealership that cares about your journey.
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Family-Owned Since 1966: A name you can trust with decades of experience
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Expert Financing Team ready to help you find the best deal
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Nationwide Locations with local service you can count on
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No Hidden Fees: Transparent pricing and no surprises
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Top-Rated Service & Support: Factory-trained technicians and ongoing care
Ready to Live the Dream?
The 2026 Grand Design Momentum M-Class 351MS is waiting to take your outdoor adventures to new heights. Whether you're hauling your favorite toys, tailgating with friends, or relaxing in style, this toy hauler has everything you need to make memories that last a lifetime.
Campers Inn RV – Your Adventure Starts Here.
*Please note: Pricing shown is the manufacturer’s lowest allowed advertised price. Contact us now to receive your unbeatable, personalized quote!
Did not buy today, but I will be back! Shawn showed me what I asked to see and walked me through what might fit my needs. I am coming back when I'm ready to buy. Best prices on 2025 units. - Paul
You Save: $22,581
Sale Price: $142,995
Stock# 108302
Interior Color: ARTISAN
| Sleeps | 5 |
| Slides | 3 |
| Length | 40 ft 6 in |
| Ext Width | 8 ft 5 in |
| Ext Height | 13 ft 6 in |
| Int Height | 8 ft 5 in |
| Interior Color | ARTISAN |
| Hitch Weight | 2785 lbs |
| GVWR | 19000 lbs |
| Dry Weight | 14700 lbs |
| Fresh Water Capacity | 140 gals |
| Grey Water Capacity | 52 gals |
| Black Water Capacity | 104 gals |
| Tire Size | ST215/75R17.5 LRH |
| Furnace BTU | 35000 btu |
| Fuel Capacity | 60 gals |
| Available Beds | Queen |
| Refrigerator Type | Stainless Steel |
| Refrigerator Size | 20 cu ft |
| Cooktop Burners | 3 |
| Number of Awnings | 2 |
| Axle Weight | 7000 lbs |
| Garage Size | 11 ft |
| LP Tank Capacity | 30 lbs |
| Water Heater Type | On Demand |
| AC BTU | 30000 btu |
| TV Info | LED TV; LR 49", Garage 32" |
| Awning Info | 10' and 18' Power with LED Lights |
| Axle Count | 2 |
| Washer/Dryer Available | Yes |
| Number of LP Tanks | 2 |
| Shower Type | Shower w/Seat |
| Electrical Service | 50 amp |
| VIN | 573FM412XTBB04554 |
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Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.


