New 2026 Grand Design Momentum M-Class 351MS Toy Hauler Fifth Wheel
Introducing the 2026 Momentum 351MS, with so many wonderful features, including dual entry doors, 11' garage, overhead loft bed, and so much more!
Grand Design Momentum M-Class 351MS Toy Hauler Highlights
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Bath and a Half for added convenience
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11' Separate Garage with optional Liftsuite System
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Dual Entry Doors for easy access
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Kitchen Island with Bar Stools
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Overhead Loft Bed and Super Sofa Seating
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Universal Docking Station
Bring the whole crew along in the Momentum M-Class 351MS and enjoy both adventure and luxury. The 11-foot garage transforms into a second living or dining area, complete with an overhead loft bed and the option to add the Liftsuite System for even more sleeping space. A convenient half bath in the garage keeps guests comfortable, while the main bathroom includes a fiberglass shower with glass door and direct access from the master suite.
Inside, the chef will love the kitchen island with bar stools, upgraded appliances, and solid surface countertops, all within a spacious slide-out. Relax in the main living area on the super sofa, gather around the LED TV and fireplace, or unwind in the front bedroom with a queen bed slide (king optional), a slide-top dresser, and generous storage.
Built with durability and comfort in mind, the Momentum M-Class features a thermal roof design, triple insulated main and garage floors, and a Rail-Tite underbelly seal for all-season camping. Towing is smooth thanks to the CRE3000 suspension system, and loading toys is simple with the 8’5” wide body chassis, dovetail entry, and no wheel wells. Plus, the Stealth A/C system keeps the interior cool, while LED accent lighting adds a touch of modern luxury.
The Momentum 351MS blends high-end comfort with toy-hauling capability, making it the ultimate choice for adventurous RVers.
This is the manufacturer's minimum allowed advertised price. Please contact us today for your unbeatable personalized quote.
Wow! I haven't had this kind of service in quite a while. Todd made me a great deal on an RV, without any bs hassle. Caden knows his stuff and got my RV ready to go all while singing cadence. I absolutely loved working with these gentlemen! They are truly a better breed of man. Keep up the outstanding work and service! I'd highly recommend them! This is how America should be! Thanks again y'all! Cheers! - Shawn
You Save: $17,581
Sale Price: $147,995
Stock# 108300
| 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 |
| 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 | 573FM4128TBB04553 |
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