{"@context":"https://schema.org","@type":"Product","name":"2 Grand Design Momentum M-Class RVs for sale near Idaho Falls","offers":{"@type":"AggregateOffer","offerCount":2,"lowPrice":"95987.00","highPrice":"144995.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-394m/24fb55e6-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 394M","description":"New 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!

FEATURES - Bath and a Half|Front Bedroom|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"144995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2023-grand-design-momentum-m-class-398m/88a37a3d-45e2-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2023 GRAND DESIGN MOMENTUM M-CLASS 398M","description":"Used 2023 Grand Design Momentum M-Class 398M

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

18' Separate Garage
Bedroom Wardrobe Slide
Four-Seat Sofa
Kitchen Island w/Bar Stools
Dual Entry Doors
Flip Up Pet Dish

Load up your toys, gear, clothes and food to enjoy some off-road fun with your toys and friends! Once at the RV park, unload your toys and set up the three slide outs, the two awnings, and begin planning your trail rides! You might decide to make a meal or snack in the combined kitchen and main living area which offers all the appliances you need, plus a kitchen island with two bar stools, a pantry, an LED TV with a fireplace below, plus a slide out four-seat sofa. The garage even offers the option to add two Happi-Jac rollover sofas with tables with a top bed if you want seating and sleeping space. The overhead loft bed provides sleeping space as well. You will love the sunken tub/shower with a seat in the full bathroom with a space savings sliding door, and the front bedroom can be your escape. There is a queen bed, a slide out wardrobe and 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.

18' GARGE!! FEATURES - Front Bedroom|Kitchen Island|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"95987.00"}}]}}