{"@context":"https://schema.org","@type":"Product","name":"7 Grand Design Momentum M-Class RVs for sale in Montana","offers":{"@type":"AggregateOffer","offerCount":7,"lowPrice":"59995.00","highPrice":"192548.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2025-grand-design-momentum-m-class-344m/70b52afe-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2025 GRAND DESIGN MOMENTUM M-CLASS 344M","description":"New 2025 Grand Design Momentum 344M

Call for details.

Qualifies for Grand Design Rebate until December 31st, 2025 FEATURES -","itemCondition":"Used","priceCurrency":"USD","price":"105999.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-395ms/49e96d3b-fce5-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 395MS","description":"2026 Grand Design Momentum M-Class 395MS,

Grand Design Momentum M-Class toy hauler 395MS highlights:

14' Separate Garage
L-Shaped Pull-Out Sofa
Theatre Seating
Free Standing Dinette
Dual Entry Doors
Universal Docking Station

You want a toy hauler to carry your toys to the trails, and include many at-home comforts, and that's just what this unit delivers. A 14' separate garage includes an adjustable tie-down system, an optional Lifesuite System for more sleeping space, an optional half bath, plus washer and dryer prep. There is an overhead loft bed and an L-shaped sofa with recline in the main living area that offers sleeping space as well. Everyone can watch a movie on the LED TV with a fireplace below while sitting on the sofa, in the theatre seats, or while at the free standing dinette with four chairs. The chef will have upgraded appliances to make meals for everyone, an L-shaped countertop with a kitchen sink, and a USB charging outlet. You will love the shower with seat in the full bathroom with two space savings sliding doors that lead into the hallway, and into the front bedroom where you will have a walk-around queen bed, a slide out wardrobe and more USB charging outlets.

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":"192548.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2021-grand-design-momentum-m-class-398m/e6994ed0-6ea0-11f0-a59c-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2021 GRAND DESIGN MOMENTUM M-CLASS 398M","description":"2021 Grand Design Momentum M-Class 398M,

Grand Design Momentum M-Class toy hauler 398M highlights:

Fireplace
18' Separate Garage
Kitchen Island
Dual Entry Doors
Overhead Loft Bed
Universal Docking Station

This Momentum M-Class toy hauler is decked out in luxurious features you will want on your next outdoor adventure! With 18' of cargo space and a rear ramp door, you can bring along your favorite off-road toys too. You will start each morning feeling clean and fresh after a good night's rest on the queen bed in the front private bedroom and showering in the sunken tub with seat and skylight above. The kitchen has everything you will need to create home-cooked meals as well as a kitchen island with two bar stools and a USB charging port. Grab a snack from the kitchen pantry and relax on the four-seat sofa slide with a storable table to set your food on. The garage area has an overhead loft bed, space to add the two sets of optional Happi-Jac rollover sofas, and a prepped space for the optional washer and dryer, plus you can even add the optional half bathroom! If you would prefer to have a residential refrigerator, you should check out model 398M-R!

Live big and play even harder with any one of these Momentum M-Class toy hauler fifth wheels by Grand Design! The CRE3000 MORryde® suspension system improves its towability with a smoother tow and better protects from damaging road shock. Unlike many other toy haulers, Momentum features an exclusive garage floor design with an R-40 triple insulation in the garage floors and a Weather-Tek insulation throughout the roof, main floor, and side walls. Pump up the volume and shake things up with the optional Rockford Fosgate speaker package that comes with a 12\" subwoofer and a 300W amp. You will also enjoy the fully enclosed fuel pump station, the door-side exterior spray port, and the four mandatory packages full of extra features that will make your next camping adventure luxurious!

","itemCondition":"Used","priceCurrency":"USD","price":"86995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-344m/0aefb991-2294-11f1-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 344M","description":"2026 Grand Design Momentum 344M,","itemCondition":"Used","priceCurrency":"USD","price":"192547.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2019-grand-design-momentum-m-class-328m/4181cd87-2038-11f1-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2019 GRAND DESIGN MOMENTUM M-CLASS 328M","description":"2019 Grand Design Momentum M-Class 328M, Grand Design Momentum M-Class 328M toy hauler highlights: Garage Dual Entry Four-Seat Sofa Walk-In Pantry Fireplace Dual Enclosed Fuel Station If your off-road toys have been calling your name, hitch up this Momentum M-Class 328M fifth wheel toy hauler after loading your toys and gear in the garage through the ramp door or side man door. You can store additional outdoor gear in the exterior unobstructed pass-through storage near the main entrance. The cook in the family will be able to whip up meals and snacks with all the kitchen amenities plus there is a walk-in pantry for your dry goods. There is a 49\" LED TV and fireplace viewable from the kitchen and the four-seat sofa when you want to hang out inside. This fifth wheel is perfect for a family that enjoys adventure without leaving any comforts of home behind!

With any Momentum M-Class toy hauler fifth wheel you will enjoy extraordinary living with extreme playtime with the Weather-Tek insulation for four seasons of protection, and a fully enclosed fuel pump station to keep the fun going the whole time. The Tuff-Ply garage flooring is gas and oil resistant, plus triple insulated. You will find 2,500 lb. rated flush-mount tie-downs to keep your toys secure while moving down the road. The interior includes a sofa with headrest and removable swivel table, a convection microwave, a central vacuum system with tools and a dust pan, and a satellite/solar roof access channel to mention a few highlights. Any Grand Design Momentum M-Class allows you to keep your active lifestyle no matter where you decide to stay!

","itemCondition":"Used","priceCurrency":"USD","price":"59995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-344m/a6d18b99-86fd-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 344M","description":"2026 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":"129995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-394m/0289cc99-0ef7-11f1-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 394M","description":"2026 Grand Design Momentum 392M,

Grand Design Momentum toy hauler 392M highlights:

L-Shaped Sofa with Recline
Queen Bed
Overhead Loft Bed
Ramp Door/Patio

This toy hauler with a 17' separate garage will be perfect for your outdoor adventures. There is an adjustable tie-down system to keep your gear secure, an overhead loft bed, two optional Liftsuite Systems plus an optional half bath. There is also washer and dryer prep here, along with a flip-up pet dish for your furry friends. The chef will love the large kitchen countertop for more meal prep space, and there is a 20-cu. ft. refrigerator and pantry for food storage. You can get comfy on the L-shaped sofa across from the 50\" TV, or get some work done at the hybrid desk/dinette. There are also dual opposing slides here for added space. The third slide out is found in the front master bedroom, which includes drawers and storage space for your things. A queen bed will provide a great night's rest, and you have the option to choose a king bed if you want more space to stretch out!

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 independent suspension 2.0 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":"191946.00"}}]}}