{"@context":"https://schema.org","@type":"Product","name":"12 Grand Design Momentum M-Class RVs for sale","offers":{"@type":"AggregateOffer","offerCount":12,"lowPrice":"46992.00","highPrice":"132014.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-351m/cbd5f155-c156-11f0-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 Woodland, WA.

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: * 3RD A/C PREP * UNDER UNIT LED LIGHT KIT * PATIO CHAIRS * LUXURY INTERIOR PKG * KING BED UPGRADE * 12V 20 CU. FT. REFER * RVIA * EXTERIOR ENTERTAINMENT CENTER * WINTERIZATION * STATE SEAL - WASHINGTON * GARAGE PKG * 3 SEASONS PATIO DOOR - GEN III * A/C * REAR ALUMINUM DECK * FAN - KITCHEN * 6.0K GENERATOR * A/C - 3RD * GARAGE SUITE * UPGRADED H-RATED TIRES (TANDEM AXLE) * MORRYDE 8K SUSPENSION - TANDEM AXLE * INTERIOR - ARTISAN * EXTERIOR PKG * SOLAR+ PKG - ONE 330W PANEL * OMNICONNECT * TV * AUXILIARY FRESH WATER TANK * ROCKFORD FOSGATE * WEATHER-TEK INSULATION PKG * A/C W/HEAT PUMP * ROADSIDE ASSISTANCE","itemCondition":"Used","priceCurrency":"USD","price":"130199.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-351m/c0168121-840c-11f0-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 Hillsboro, OR.

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: * 6.0K GENERATOR * 3RD A/C PREP * AUXILIARY FRESH WATER TANK * TV * OMNICONNECT * REAR ALUMINUM DECK * A/C * WEATHER-TEK INSULATION PKG * ROADSIDE ASSISTANCE * FAN - KITCHEN * ROCKFORD FOSGATE * UPGRADED COOPER H-RATED TIRES * 3 SEASONS PATIO DOOR - GEN III * SOLAR+ PKG - ONE 330W PANEL * GARAGE PKG * A/C W/HEAT PUMP * 12V 20 CU. FT. REFER * EXTERIOR ENTERTAINMENT CENTER * 8K AXLES W/ ABS BRAKES * GARAGE SUITE * EXTERIOR PKG * LUXURY INTERIOR PKG * PATIO CHAIRS * RVIA * KING BED UPGRADE * UNDER UNIT LED LIGHT KIT * INTERIOR - DUSK * A/C - 3RD","itemCondition":"Used","priceCurrency":"USD","price":"132014.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2025-grand-design-momentum-m-class-351m/63941840-5c24-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2025 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2025 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 French Camp, CA.

Specs: Length: 40.5' | Weight: 14700.0 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: * FRONT QUEEN BED * PATIO AWNING * 3 SLIDE OUTS * MICROWAVE * TV * LEATHER SOFA SLEEPER","itemCondition":"Used","priceCurrency":"USD","price":"94084.00"}},{"@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/2020-grand-design-momentum-m-class-351m/68ea7dd7-569d-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2020 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2020 GRAND DESIGN MOMENTUM M CLASS 351M, The 2020 Grand Design Momentum 351M is a luxury fifth wheel toy hauler with a length of 38 feet 9 inches, an 11-foot garage, and a dry weight of approximately 13,600 lbs. Key Specifications Category Specification Source Length 38 ft 9 in Exterior Height 13 ft 5 in Dry Weight 13,600 lbs Gross Vehicle Weight Rating (GVWR) 16,800 lbs Hitch Weight 2,785 lbs Sleeping Capacity Up to 8 people Garage Size 11 ft Number of Slides 3 Axle Weight 7,000 lbs (2 axles) Holding Tank Capacities Tank Capacity Source Fresh Water 157 gal Gray Water 78 gal Black Water 78 gal Fuel 60 gal LP Tank Capacity 60 lbs total (two 30 lb tanks) Water Heater 12 gal (Gas/Electric) Features and Amenities Garage: The garage area features Tuff-Ply gas and oil resistant flooring, 2,500 lb rated flush-mount tie-downs, and can be optionally configured with a Happi-Jac electric bunk system with folding sofas or a ramp door patio system. A half-bath and washer/dryer prep are also located in the garage. Interior: The living area includes a four-seat sofa with heat, massage, and LED lighting, a 49 LED TV, a fireplace with 5,000 BTU electric heater, and a central vacuum system. The kitchen has solid surface countertops, a stainless steel undemount sink, an 18 cu. ft. four-door refrigerator, and a convection microwave. Climate & Utilities: The unit has a 40,000 BTU furnace and a 15,000 BTU main A/C with a second 15,000 BTU A/C in the bedroom, and is prepped for a third A/C unit. It includes a 6-point hydraulic leveling system, 50 amp service, and a fully enclosed fuel pump station. Exterior: The exterior features frameless tinted windows, dual power patio awnings with LED lighting, and a roof ladder. An Onan 5.5KW gas generator is a common optional feature Status: READY FOR SALE Weight: 13600 Mileage: 0","itemCondition":"Used","priceCurrency":"USD","price":"46992.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2025-grand-design-momentum-m-class-351m/ae3e8871-6592-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2025 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2025 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 Rothschild, WI.

Specs: Length: 40.5' | Weight: 14700.0 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: * CENTER LIVING ROOM * DELUXE CABINETS * FIREPLACE * PATIO AWNING * OUTSIDE SHOWER * 2 TVS * EXTERIOR SPEAKERS * CENTER KITCHEN * DOUBLE BUNKS * HOUSEHOLD REFRIGERATOR * MICROWAVE * OVEN * JACKKNIFE SOFA * 4 BURNER STOVE * DAY/NIGHT SHADES","itemCondition":"Used","priceCurrency":"USD","price":"88398.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2024-grand-design-momentum-m-class-351m/ca13ebc8-6ca1-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2024 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2024 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 11 people and is available at Camping World in Springfield, IL.

Specs: Length: 40.5' | Weight: 14700.0 lbs | Slide Outs: 3 | Sleep Number: 11 | Electrical Service: 50 amp | Exterior Height: 13.42' | Fresh Water Tank: 140.0 gal | Black Water Tank: 104.0 gal

Also Includes: * ROOF AC * MICROWAVE","itemCondition":"Used","priceCurrency":"USD","price":"72166.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2020-grand-design-momentum-m-class-351m/f922e454-6637-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2020 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2020 Grand Design Momentum M-Class 351M, Grand Design Momentum M-Class 351M toy hauler highlights: Loft Dual Entry Four-Seat Sofa Kitchen Island w/ Stools Dual Enclosed Fuel Station When the outdoors is all you think about, and you are looking for a weekend thrill, choose this Momentum M-Class 351M toy hauler fifth wheel by Grand Design. You will find plenty of space for a few off-road toys as well as there is plenty of comfortable living space throughout. The garage features 11' of space for an ATV or dirt bikes, plus includes a half bath. There are also plenty of windows providing natural lighting in each area. The kids are sure to enjoy eating at the kitchen island on the bar stools, or watching the 49\" LED TV above the fireplace. There are many more standard features to see!

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":"54995.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2023-grand-design-momentum-m-class-351m/40fc58a7-6957-11f0-a59c-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2023 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2023 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 6 people and is available at Camping World in Birch Run, MI.

Specs: Length: 43.67' | Weight: 15600.0 lbs | Sleep Number: 6 | Electrical Service: 30 amp | Fresh Water Tank: 140.0 gal | Black Water Tank: 104.0 gal

Also Includes: * 3 SLIDE OUTS * 4 DOOR REFRIGERATOR * WINDOW AWNING * REAR CAMERA * 4 BURNER STOVE * OVEN * 3 TVS * FIREPLACE * EXTERIOR SPEAKERS * BATTERY","itemCondition":"Used","priceCurrency":"USD","price":"85279.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-grand-design-momentum-m-class-351m/8d79acc2-bfc7-11f0-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 Murfreesboro, TN.

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: * RVIA * OMNICONNECT * A/C - 3RD * 3 SEASONS PATIO DOOR - GEN III * ROCKFORD FOSGATE * EXTERIOR ENTERTAINMENT CENTER * A/C W/HEAT PUMP * UNDER UNIT LED LIGHT KIT * AUXILIARY FRESH WATER TANK * A/C * PATIO CHAIRS * WINTERIZATION * SOLAR+ PKG - ONE 330W PANEL * FAN - KITCHEN * GARAGE PKG * GARAGE SUITE * REAR ALUMINUM DECK * EXTERIOR PKG * LUXURY INTERIOR PKG * TV * KING BED UPGRADE * WEATHER-TEK INSULATION PKG * INTERIOR - ARTISAN * MORRYDE 8K SUSPENSION - TANDEM AXLE * 6.0K GENERATOR * ROADSIDE ASSISTANCE * UPGRADED H-RATED TIRES (TANDEM AXLE) * 12V 20 CU. FT. REFER * 3RD A/C PREP","itemCondition":"Used","priceCurrency":"USD","price":"130298.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2022-grand-design-momentum-m-class-351m/716cbcca-5e7d-11f1-adcf-02f5bff6b341/","itemOffered":{"@type":"Thing","name":"2022 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2022 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 8 people and is available at Camping World in Calera, AL.

Specs: Length: 39.92' | Weight: 14700.0 lbs | Slide Outs: 3 | Sleep Number: 8 | Fresh Water Tank: 155.0 gal | Black Water Tank: 78.0 gal

Also Includes: * SHOWER ENCLOSURE W/BENCH * DOUBLE DOOR REFRIGERATOR * 3 BURNER STOVE * HIDE-A-BED SOFA * SKYLIGHT ABOVE TUB * DAY/NIGHT SHADES * FIREPLACE * CENTER KITCHEN * WASHER/DRYER COMBO * INVERTER * 2 TVS * 26-INCH FLATSCREEN TV - BEDROOM * FIBERGLASS EXTERIOR * AIR & HYDRAULIC LEVEL * SPARE TIRE * 3 SLIDE OUTS * OUTSIDE SHOWER * DUAL ROOF AC * FRONT QUEEN BED","itemCondition":"Used","priceCurrency":"USD","price":"61098.00"}},{"@type":"Offer","url":"https://www.rvt.com/buy/details/2023-grand-design-momentum-m-class-351m/d7f6c988-1895-11f1-beaa-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2023 GRAND DESIGN MOMENTUM M-CLASS 351M","description":"2023 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 2 people and is available at Camping World in SPARTANBURG, SC.

Specs: Length: 39.92' | Weight: 14914.0 lbs | Slide Outs: 3 | Sleep Number: 2

Also Includes: * 4 DOOR REFRIGERATOR * MICROWAVE * 4 BURNER STOVE * CENTER KITCHEN * FRONT KITCHEN * CENTER LIVING ROOM * TV ANTENNA * FRONT QUEEN BED * GAS/ELEC. WATER HEATER W/DSI * ALUMINUM WHEELS * SIDE AISLE BATH W/SHOWER * OVEN * REAR LADDER * FIREPLACE * WASHER/DRYER READY * PATIO AWNING * GRAB HANDLE * GENERATOR * 2 SWIVEL/RECLINER CHAIRS * MIRRORED WARDROBE * 2 TVS * SKYLIGHT ABOVE TUB * POWER 5TH WHEEL JACK * OUTSIDE SHOWER","itemCondition":"Used","priceCurrency":"USD","price":"74224.00"}}]}}