{"@context":"https://schema.org","@type":"Product","name":"4 Grand Design Momentum M-Class RVs for sale","offers":{"@type":"AggregateOffer","offerCount":4,"lowPrice":"89988.00","highPrice":"139988.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-399m/c4deabc1-d0e8-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 399M","description":"2026 Grand Design Momentum M-Class 399M, Grand Design Momentum fifth wheel toy hauler 399M highlights:

Front Private Bedroom
Kitchen Island
Hybrid Desk/Dinette
Unobstructed Pass-Thru Storage
Side Patio

This toy hauler has all the comfort and convenience you could ask for! Once you have unloaded your toys from the 12' 6\" separate garage, you can start lunch on the exterior griddle located by the side patio. There is also a 65\" TV here and a 1.7 cu. ft. refrigerator to entertain guests! And if you have guests staying over, you can choose to add the optional Liftsuite system with underside can lights in the garage. If the weather isn't cooperating, you can make meals in the fully equipped interior kitchen, complete with an island, pantry, pull-out countertop extension and more. An L-shaped sofa with recliners is in perfect view of the 50\" TV and fireplace, and there is even a hybrid desk/dinette with windows where you can get some work done if needed. Head towards the front to freshen up in the full bath before heading to bed in the private bedroom. Here, you'll find a queen bed slide out with an optional king bed, a large closet with washer and dryer prep, plus a dresser with TV prep if you want the option to watch movies in bed!

The Momentum fifth wheel toy haulers by Grand Design are built for four seasons of travel with your off-road toys and include luxurious accommodations throughout for extreme living! Each is constructed to a superior standard with the fully enclosed and heated underbelly and storage area, the 5-sided aluminum cage, and the triple insulated garage floor. The MORryde CRE3000 suspension system and rubber pin box, plus the upgraded axle hangers provide the performance and smooth towing you desire, while the interior offers luxury such as color changing LED accent lighting, hardwood cabinet doors with hidden hinges, and a central vacuum system. Each toy hauler also includes four packages, including the Garage Package with Tuff-Ply gas and oil-resistant flooring, the Weather-Tek Package with a Stealth AC System, and the Interior Luxury Package with solid surface countertops!

","itemCondition":"Used","priceCurrency":"USD","price":"139988.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-381ms/0c8dfaf5-d0e9-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 381MS","description":"2026 Grand Design Momentum M-Class 381MS,

Grand Design Momentum toy hauler 381MS highlights:

Bath and a Half
15' Separate Garage
Dual Entry Doors
Kitchen Island with Bar Stools
Overhead Loft Bed
Universal Docking Station

Traveling with friends and family can be comfortable when you have a full double entry bathroom and a half bath available when camping and enjoying the trails on your off-road toys! You will have an 15' garage space that can become a second living/dining area as well. There is an overhead loft bed and a four-seat sofa slide for more sleeping space in the main living area. Everyone can watch the LED TV when waiting for dinner and enjoy the fireplace on those chiller nights. The kitchen island offers a sink to wash dishes, extra counter space for serving meals and two stools to dine at. The cook will love all the upgraded appliances and the space thanks to the slide. The front bedroom gives you a queen bed slide with a king bed option, lots of clothing space, and a slide top dresser for even more storage.

The Momentum fifth wheel toy haulers by Grand Design are built for four seasons of travel with your off-road toys and include luxurious accommodations throughout for extreme living! Each is constructed to a superior standard with the fully enclosed and heated underbelly and storage area, the 5-sided aluminum cage, and the triple insulated garage floor. The MORryde CRE3000 suspension system and rubber pin box, plus the upgraded axle hangers provide the performance and smooth towing you desire, while the interior offers luxury such as color changing LED accent lighting, hardwood cabinet doors with hidden hinges, and a central vacuum system. Each toy hauler also includes four packages, including the Garage Package with Tuff-Ply gas and oil-resistant flooring, the Weather-Tek Package with a Stealth AC System, and the Interior Luxury Package with solid surface countertops!

","itemCondition":"Used","priceCurrency":"USD","price":"123989.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-414m/e4d11abf-d0e8-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 414M","description":"2026 Grand Design Momentum M-Class 414M,

Grand Design Momentum 414M toy hauler fifth wheel highlights:

Queen Bed Slide Out
U-Shaped Kitchen Counter
Free-Standing Dinette
Kitchen Pantry
14' Separate Garage
Flip-Up Pet Dish

Any time spent in this spacious toy hauler will be time well spent! The 14' garage includes a Liftsuite system, an overhead loft bed and a flip-up pet dish for your furry friends. Once you enter in the main living area, you can relax on the L-shaped sofa with recline across from the fireplace, and there is a free-standing dinette if you want to play a game or two. The chef of your group will love the generous counter space in the kitchen, and the dual entry bath will let everyone stay clean throughout your trip! Head to the front master bedroom to enjoy the queen bed slide out with an optional king bed, a slide top dresser with TV prep, plus a large front closet, complete with washer and dryer prep!

The Momentum fifth wheel toy haulers by Grand Design are built for four seasons of travel with your off-road toys and include luxurious accommodations throughout for extreme living! Each is constructed to a superior standard with the fully enclosed and heated underbelly and storage area, the 5-sided aluminum cage, and the triple insulated garage floor. The MORryde CRE3000 suspension system and rubber pin box, plus the upgraded axle hangers provide the performance and smooth towing you desire, while the interior offers luxury such as color changing LED accent lighting, hardwood cabinet doors with hidden hinges, and a central vacuum system. Each toy hauler also includes four packages, including the Garage Package with Tuff-Ply gas and oil-resistant flooring, the Weather-Tek Package with a Stealth AC System, and the Interior Luxury Package with solid surface countertops!

","itemCondition":"Used","priceCurrency":"USD","price":"124989.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2025-grand-design-momentum-m-class-344m/9dfd8aca-d0e8-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2025 GRAND DESIGN MOMENTUM M-CLASS 344M","description":"2025 Grand Design Momentum M-Class 344M,

Grand Design Momentum M-Class toy hauler 344M highlights:

Dual Opposing Slides
Two Power Awnings
11' Separate Garage
Fireplace
Kitchen Pantry

Spend your days at the campground kicking up mud with this toy hauler in tow! once you've unloaded your toys from the ramp door, you can use the 60 gallon fuel station to fill up and head out on a trail! The overhead bed provides a place for guests to sleep, and there is an optional Liftsuite System for more sleeping space if needed. There is even an optional half bath here if you choose to make this space more accommodating. Head to the middle kitchen and living area where you'll enjoy generous counter space to prep meals, a spacious 20 cu. ft. refrigerator, an L-shaped sofa with recline, plus a hybrid desk/dinette that will serve as a dining or working space. The dual entry bath creates a front master bedroom you are sure to love. There is a queen bed with an optional king bed, plenty of overhead storage, and a wardrobe slide to keep your things organized.

With any Momentum M-Class toy hauler by Grand Design, you will enjoy luxury at every turn! They have been constructed to a superior standard with a thermal roof design, triple insulated main floor and garage floor, and a Rail-Tite underbelly seal that will allow you to camp in all elements. Each model also features an 8' 5\" wide body chassis with a wide rail design, no wheel wheels, and a dovetail entry for easier loading. The Stealth A/C system provides maximum cooling power, and the CRE3000 suspension system means you can enjoy a smooth tow each time. You will love the luxurious interior with a professional grade stainless steel cooktop, interior color changing LED accent lighting, a fiberglass shower with a glass door, and solid surface countertops.

","itemCondition":"Used","priceCurrency":"USD","price":"89988.00"}}]}}

Campers Inn RV of St. George

Grand Design Momentum M-Class RVs for sale