{"@context":"https://schema.org","@type":"Product","name":"12 Grand Design Momentum M-Class RVs for sale in Iowa","offers":{"@type":"AggregateOffer","offerCount":12,"lowPrice":"58179.00","highPrice":"159995.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-351m/b6981369-1edb-11f1-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2026 GRAND DESIGN MOMENTUM M CLASS 351MS, Camping World ClearPrice - No Hidden Fees. No Surprises.

The price listed on this unit includes freight, vehicle prep, and documentation fee.

This Fifth-Wheel Toy Hauler sleeps 7 people and is available at Camping World in COUNCIL BLUFFS, IA.

Specs: Length: 40.5' | Weight: 15760.0 lbs | Slide Outs: 3 | Sleep Number: 7 | Electrical Service: 50 amp | Exterior Height: 13.50' | Fresh Water Tank: 140.0 gal | Black Water Tank: 104.0 gal

Also Includes: * GARAGE SUITE * RVIA * GARAGE PKG * WEATHER-TEK INSULATION PKG * PATIO CHAIRS * A/C W/HEAT PUMP * ROCKFORD FOSGATE * TV * LUXURY INTERIOR PKG * SOLAR+ PKG - ONE 330W PANEL * INTERIOR - ARTISAN * UNDER UNIT LED LIGHT KIT * A/C * REAR ALUMINUM DECK * AUXILIARY FRESH WATER TANK * EXTERIOR ENTERTAINMENT CENTER * EXTERIOR PKG * 12V 20 CU. FT. REFER * 3 SEASONS PATIO DOOR - GEN III * KING BED UPGRADE * MORRYDE 8K SUSPENSION - TANDEM AXLE * A/C - 3RD * ROADSIDE ASSISTANCE * OMNICONNECT * 3RD A/C PREP * WINTERIZATION * 6.0K GENERATOR * FAN - KITCHEN * UPGRADED H-RATED TIRES (TANDEM AXLE)","itemCondition":"Used","priceCurrency":"USD","price":"130179.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-399m/32fa582f-4a12-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 399M","description":"2026 GRAND DESIGN MOMENTUM M CLASS 399M, Camping World ClearPrice - No Hidden Fees. No Surprises.

The price listed on this unit includes freight, vehicle prep, and documentation fee.

This Fifth-Wheel Toy Hauler sleeps 6 people and is available at Camping World in COUNCIL BLUFFS, IA.

Specs: Length: 44.83' | Weight: 19170.0 lbs | Slide Outs: 3 | Sleep Number: 6 | Electrical Service: 50 amp | Exterior Height: 13.50' | Fresh Water Tank: 140.0 gal | Black Water Tank: 52.0 gal

Also Includes: * KING BED UPGRADE * GARAGE PKG * A/C - 3RD * MORRYDE 7K SUSPENSION - TRIPLE AXLE * TV * A/C * 6.0K GENERATOR * 3RD A/C PREP * PATIO CHAIRS * AUXILIARY FRESH WATER TANK * GARAGE SUITE * RVIA * WEATHER-TEK INSULATION PKG * ROCKFORD FOSGATE * OMNICONNECT * REAR ALUMINUM DECK * SOLAR+ PKG - ONE 330W PANEL * FAN - KITCHEN * UPGRADED H-RATED TIRES (TRIPLE AXLE) * UNDER UNIT LED LIGHT KIT * 12V 20 CU. FT. REFER * LUXURY INTERIOR PKG * ROADSIDE ASSISTANCE * 3 SEASONS PATIO DOOR - GEN III * INTERIOR - ARTISAN * EXTERIOR PKG * WINTERIZATION * A/C W/HEAT PUMP","itemCondition":"Used","priceCurrency":"USD","price":"150179.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-344m/470d561d-dd9f-11f0-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 344M","description":"2026 GRAND DESIGN MOMENTUM M CLASS 344M, Camping World ClearPrice - No Hidden Fees. No Surprises.

The price listed on this unit includes freight, vehicle prep, and documentation fee.

This Fifth-Wheel Toy Hauler sleeps 7 people and is available at Camping World in COUNCIL BLUFFS, IA.

Specs: Length: 39.92' | Weight: 15910.0 lbs | Slide Outs: 3 | Sleep Number: 7 | Electrical Service: 50 amp | Exterior Height: 13.50' | Fresh Water Tank: 140.0 gal | Black Water Tank: 52.0 gal

Also Includes: * EXTERIOR PKG * AUXILIARY FRESH WATER TANK * 12V 20 CU. FT. REFER * OMNICONNECT * ROADSIDE ASSISTANCE * RVIA * UPGRADED H-RATED TIRES (TANDEM AXLE) * ROCKFORD FOSGATE * 6.0K GENERATOR * 3 SEASONS PATIO DOOR - GEN III * A/C - 3RD * GARAGE PKG * A/C W/HEAT PUMP * 1/2 BATH * GARAGE SUITE * REAR ALUMINUM DECK * PATIO CHAIRS * EXTERIOR ENTERTAINMENT CENTER * SOLAR+ PKG - ONE 330W PANEL * MORRYDE 8K SUSPENSION - TANDEM AXLE * LUXURY INTERIOR PKG * WEATHER-TEK INSULATION PKG * UNDER UNIT LED LIGHT KIT * A/C * 3RD A/C PREP * FAN - KITCHEN * TV","itemCondition":"Used","priceCurrency":"USD","price":"130179.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2019-grand-design-momentum-m-class-349m/326bc6ca-6bdc-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2019 GRAND DESIGN MOMENTUM M-CLASS 349M","description":"2019 GRAND DESIGN MOMENTUM 394M, Camping World ClearPrice - No Hidden Fees. No Surprises.

The price listed on this unit includes freight, vehicle prep, and documentation fee.

This Fifth-Wheel Toy Hauler sleeps 4 people and is available at Camping World in CEDAR FALLS, IA.

Specs: Length: 42.0' | Weight: 15100.0 lbs | Slide Outs: 3 | Sleep Number: 4

Also Includes: * MICROWAVE * TV * 3 BURNER STOVE","itemCondition":"Used","priceCurrency":"USD","price":"58179.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2025-grand-design-momentum-m-class-395ms/15a2f19b-15e4-11f0-ba3e-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2025 GRAND DESIGN MOMENTUM M-CLASS 395MS","description":"2025 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":"109995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-381ms/48a89a01-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 381MS","description":"New 2026 Grand Design Momentum M-Class 381MS

Grand Design Momentum M-Class 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 as a bedroom if you decide to add the Happi-Jac rollover sofas and a table with a top bed option. 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.

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.

Order & Save now by purchasing from Bish's RV. Fill out the Get Lowest Price button to get our lowest price available on this RV. FEATURES - Bath and a Half|Front Bedroom|Kitchen Island|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"149995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-344m/051e9a6f-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 344M","description":"New 2026 Grand Design Momentum M-Class 344M

2026 Grand Design Momentum 344M Toy Hauler Luxury, Power, and Versatility On the Move

Experience the ultimate in luxury RV living with the all-new 2026 Grand Design Momentum 344M Toy Hauler. Engineered for adventurers who demand comfort, performance, and style, this fifth-wheel RV combines high-end residential features with rugged toy-hauling capability.

Built on Grand Design s industry-leading platform, the Momentum 344M offers a spacious floorplan with triple slide-outs, a 13-foot garage, and premium materials throughout. Whether you re heading to the mountains or the racetrack, the Momentum 344M ensures you travel in style and sleep in comfort.

Key Features:

13' Separate Garage with 3-Season Door & Ramp Patio System
Spacious Living Area with reclining theater seating & 49\" LED Smart TV
Gourmet Kitchen with solid-surface countertops, residential refrigerator, and stainless steel appliances
Master Suite with queen bed (king optional), full wardrobe, and private bathroom access
Fuel Station, Generator Prep, and Solar Package standard
Full Bath + Half Bath for added convenience on the go

Order & Save now by purchasing from Bish's RV. Fill out the Get Lowest Price button to get our lowest price available on this RV. FEATURES -","itemCondition":"Used","priceCurrency":"USD","price":"147995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-344m/1d3b3add-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 344M","description":"New 2026 Grand Design Momentum 344M

Grand Design Momentum 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.

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!

! BUY TODAY ! CAMP TODAY ! FEATURES - Bath and a Half|Front Bedroom|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"139995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-351ms/f88ce5e0-3e07-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 351MS","description":"New 2026 Grand Design Momentum M-Class 351MS

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
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 11' garage space that can become a second living/dining area, and you can add the optional Liftsuite System for more sleeping space. An overhead bed comes standard, along with a super sofa in the main living area where guests can sleep. 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.

Order & Save now by purchasing from Bish's RV. Fill out the Get Lowest Price button to get our lowest price available on this RV. FEATURES - Bath and a Half|Front Bedroom|Kitchen Island|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"147995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-395ms/2a3a5aeb-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 395MS","description":"New 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

Order & Save now by purchasing from Bish's RV. Fill out the Get Lowest Price button to get our lowest price available on this RV. FEATURES - Bath and a Half|Front Bedroom|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"159995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-392m/39749f03-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 392M","description":"New 2026 Grand Design Momentum M-Class 392M

Grand Design Momentum M-Class 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, plus an optional half bath. And two optional Liftsuite Systems can be added if you need more sleeping space. 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!

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.

Order & Save now by purchasing from Bish's RV. Fill out the Get Lowest Price button to get our lowest price available on this RV. FEATURES - Bath and a Half|Front Bedroom|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"159995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-414m/34358cf2-3e08-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2026 GRAND DESIGN MOMENTUM M-CLASS 414M","description":"New 2026 Grand Design Momentum M-Class 414M

Grand Design Momentum M-Class 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 an overhead loft bed and a flip-up pet dish for your furry friends. If you're needing more sleeping space, you might want to choose the optional Liftsuite System and optional half bath. 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!

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 a, 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.

!! Queen Bed Slide Out, U-Shaped Kitchen Counter, and Free-Standing Dinette !! FEATURES - Bath and a Half|Front Bedroom|Loft|Two Entry/Exit Doors","itemCondition":"Used","priceCurrency":"USD","price":"136990.00"}}]}}