New and used Momentum M-Class by Grand Design RVs for sale

1 - 10 of 168 Results

Used 2018 Grand Design Momentum M-Class 328M image
Used 2018 Grand Design Momentum M-Class 328M
  • $49,998.00
  • MIKE THOMPSON RV OF FOUNTAIN VALLEY, CA
  • Fountain Valley, CA
View Details
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!  

New 2023 Grand Design Momentum M-Class 336M image
New 2023 Grand Design Momentum M-Class 336M
  • $113,995.00
  • RV COUNTRY COBURG, OR
  • Coburg, OR
View Details

Grand Design Momentum M-Class 336M toy hauler fifth wheel highlights:

  • Front Living
  • Fireplace
  • Two 70" Tri-Fold Sofas
  • Kitchen Island with Bar Stools
  • Shower with Skylight
  • Queen Lift Bed Above Garage 63" W x 117" D x 66" -77" Height

 

This toy hauler has all the space you need to enjoy a weekend with friends, or a week long family vacation.  The fuel station will certainly keep the toys going, and the inside amenities including a full featured kitchen with butler pantry, 18 cu. ft. refrigerator, cooktop and oven, plus microwave and island with bar stools will make mealtime easy.  You can easily whip up family favorites to enjoy outside or inside gathered at the free standing dining table with four chairs, and have snacks in the front living area with two 70" tri-fold sofas, plus theater seating or optional lounge chairs instead.  The rear master suite is a couple of steps up and features a queen bed or optional king, a slide out wardrobe with drawers beneath, plus easy entry into the full bath with skylight over the shower, and a seat for relaxing after a long day of trail riding.  There is a bed lift system that raises the bed to provide up to 77" of headroom space in the garage area below where you can easily load up your favorite ride on toys using the rear ramp door.  

 

The Momentum M-Class fifth wheel toy haulers by Grand Design are lighter than the Momentum yet aren't lightweight on features when it comes to elegant design, luxury and a "Class" of its own!  The chef-inspired kitchen provides a free-standing 3.7 cu. ft. gas range, a four burner cooktop with cast iron grill, an electronic ignition oven, and a digital display and interior oven light, plus 42,500 BTU of cooking power. The upgraded main bathroom offers solid surface counter tops, a three-jet shower panel system, a shower wand, and a teak bench seat. Each toy hauler includes a triple insulated garage floor, Tuff-Ply gas and oil resistant garage flooring, 2,500 lb. rated flush-mount tie-downs, and a Fast Ramp rear ramp door with two-sided lift-assist technology making it easy for one person to operate.  And the MORryde CRE3000 suspension system and the rubber pin box, plus the upgraded axle hangers provide performance and smooth towing to your favorite destinations!

New 2023 Grand Design Momentum M-Class 336M image
New 2023 Grand Design Momentum M-Class 336M
  • $112,995.00
  • RV COUNTRY MT VERNON, WA
  • Mt. Vernon, WA
View Details

Grand Design Momentum M-Class 336M toy hauler fifth wheel highlights:

  • Front Living
  • Fireplace
  • Two 70" Tri-Fold Sofas
  • Kitchen Island with Bar Stools
  • Shower with Skylight
  • Queen Lift Bed Above Garage 63" W x 117" D x 66" -77" Height

 

This toy hauler has all the space you need to enjoy a weekend with friends, or a week long family vacation.  The fuel station will certainly keep the toys going, and the inside amenities including a full featured kitchen with butler pantry, 18 cu. ft. refrigerator, cooktop and oven, plus microwave and island with bar stools will make mealtime easy.  You can easily whip up family favorites to enjoy outside or inside gathered at the free standing dining table with four chairs, and have snacks in the front living area with two 70" tri-fold sofas, plus theater seating or optional lounge chairs instead.  The rear master suite is a couple of steps up and features a queen bed or optional king, a slide out wardrobe with drawers beneath, plus easy entry into the full bath with skylight over the shower, and a seat for relaxing after a long day of trail riding.  There is a bed lift system that raises the bed to provide up to 77" of headroom space in the garage area below where you can easily load up your favorite ride on toys using the rear ramp door.  

 

The Momentum M-Class fifth wheel toy haulers by Grand Design are lighter than the Momentum yet aren't lightweight on features when it comes to elegant design, luxury and a "Class" of its own!  The chef-inspired kitchen provides a free-standing 3.7 cu. ft. gas range, a four burner cooktop with cast iron grill, an electronic ignition oven, and a digital display and interior oven light, plus 42,500 BTU of cooking power. The upgraded main bathroom offers solid surface counter tops, a three-jet shower panel system, a shower wand, and a teak bench seat. Each toy hauler includes a triple insulated garage floor, Tuff-Ply gas and oil resistant garage flooring, 2,500 lb. rated flush-mount tie-downs, and a Fast Ramp rear ramp door with two-sided lift-assist technology making it easy for one person to operate.  And the MORryde CRE3000 suspension system and the rubber pin box, plus the upgraded axle hangers provide performance and smooth towing to your favorite destinations!

New 2023 Grand Design Momentum M-Class 336M image
New 2023 Grand Design Momentum M-Class 336M
  • $112,995.00
  • SEQUIM, WA
  • Sequim, WA
View Details

Grand Design Momentum M-Class 336M toy hauler fifth wheel highlights:

  • Front Living
  • Fireplace
  • Two 70" Tri-Fold Sofas
  • Kitchen Island with Bar Stools
  • Shower with Skylight
  • Queen Lift Bed Above Garage 63" W x 117" D x 66" -77" Height

 

This toy hauler has all the space you need to enjoy a weekend with friends, or a week long family vacation.  The fuel station will certainly keep the toys going, and the inside amenities including a full featured kitchen with butler pantry, 18 cu. ft. refrigerator, cooktop and oven, plus microwave and island with bar stools will make mealtime easy.  You can easily whip up family favorites to enjoy outside or inside gathered at the free standing dining table with four chairs, and have snacks in the front living area with two 70" tri-fold sofas, plus theater seating or optional lounge chairs instead.  The rear master suite is a couple of steps up and features a queen bed or optional king, a slide out wardrobe with drawers beneath, plus easy entry into the full bath with skylight over the shower, and a seat for relaxing after a long day of trail riding.  There is a bed lift system that raises the bed to provide up to 77" of headroom space in the garage area below where you can easily load up your favorite ride on toys using the rear ramp door.  

 

The Momentum M-Class fifth wheel toy haulers by Grand Design are lighter than the Momentum yet aren't lightweight on features when it comes to elegant design, luxury and a "Class" of its own!  The chef-inspired kitchen provides a free-standing 3.7 cu. ft. gas range, a four burner cooktop with cast iron grill, an electronic ignition oven, and a digital display and interior oven light, plus 42,500 BTU of cooking power. The upgraded main bathroom offers solid surface counter tops, a three-jet shower panel system, a shower wand, and a teak bench seat. Each toy hauler includes a triple insulated garage floor, Tuff-Ply gas and oil resistant garage flooring, 2,500 lb. rated flush-mount tie-downs, and a Fast Ramp rear ramp door with two-sided lift-assist technology making it easy for one person to operate.  And the MORryde CRE3000 suspension system and the rubber pin box, plus the upgraded axle hangers provide performance and smooth towing to your favorite destinations!

New 2023 Grand Design Momentum M-Class 336M image
New 2023 Grand Design Momentum M-Class 336M
  • $112,995.00
  • RV COUNTRY BONNEY LAKE, WA
  • Bonney Lake, WA
View Details

Grand Design Momentum M-Class 336M toy hauler fifth wheel highlights:

  • Front Living
  • Fireplace
  • Two 70" Tri-Fold Sofas
  • Kitchen Island with Bar Stools
  • Shower with Skylight
  • Queen Lift Bed Above Garage 63" W x 117" D x 66" -77" Height

 

This toy hauler has all the space you need to enjoy a weekend with friends, or a week long family vacation.  The fuel station will certainly keep the toys going, and the inside amenities including a full featured kitchen with butler pantry, 18 cu. ft. refrigerator, cooktop and oven, plus microwave and island with bar stools will make mealtime easy.  You can easily whip up family favorites to enjoy outside or inside gathered at the free standing dining table with four chairs, and have snacks in the front living area with two 70" tri-fold sofas, plus theater seating or optional lounge chairs instead.  The rear master suite is a couple of steps up and features a queen bed or optional king, a slide out wardrobe with drawers beneath, plus easy entry into the full bath with skylight over the shower, and a seat for relaxing after a long day of trail riding.  There is a bed lift system that raises the bed to provide up to 77" of headroom space in the garage area below where you can easily load up your favorite ride on toys using the rear ramp door.  

 

The Momentum M-Class fifth wheel toy haulers by Grand Design are lighter than the Momentum yet aren't lightweight on features when it comes to elegant design, luxury and a "Class" of its own!  The chef-inspired kitchen provides a free-standing 3.7 cu. ft. gas range, a four burner cooktop with cast iron grill, an electronic ignition oven, and a digital display and interior oven light, plus 42,500 BTU of cooking power. The upgraded main bathroom offers solid surface counter tops, a three-jet shower panel system, a shower wand, and a teak bench seat. Each toy hauler includes a triple insulated garage floor, Tuff-Ply gas and oil resistant garage flooring, 2,500 lb. rated flush-mount tie-downs, and a Fast Ramp rear ramp door with two-sided lift-assist technology making it easy for one person to operate.  And the MORryde CRE3000 suspension system and the rubber pin box, plus the upgraded axle hangers provide performance and smooth towing to your favorite destinations!

New 2025 Grand Design Momentum M-Class 344M image
New 2025 Grand Design Momentum M-Class 344M
  • $119,995.00
  • RIPON
  • Ripon, CA
View Details

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 the optional Happi-Jac rollover sofas and a table with a top bed will give you the option to add even more seating and sleeping space. 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, 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. 

New 2025 Grand Design Momentum M-Class 344M image
New 2025 Grand Design Momentum M-Class 344M
  • $119,998.00
  • HAPPY DAZE RVS SACRAMENTO
  • Sacramento, CA
View Details

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. 

New 2025 Grand Design Momentum M-Class 344M image
New 2025 Grand Design Momentum M-Class 344M
  • $119,995.00
  • HAPPY DAZE RVS GILROY
  • Gilroy, CA
View Details

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. 

New 2025 Grand Design Momentum M-Class 344M image
New 2025 Grand Design Momentum M-Class 344M
  • Call for price
  • PLEASURELAND RV BRAINERD, MN
  • Brainerd, MN
View Details

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 the optional Happi-Jac rollover sofas and a table with a top bed will give you the option to add even more seating and sleeping space. 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, 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. 

 

OPTIONS:

  • Luxury Interior Package
  • Exterior Package
  • Garage Package
  • Weather-Tek Insulation Package
  • Under Unit LED Light Kit
  • Bedroom A/C
  • Kitchen Power Fan w/Rain Sensor
  • Garage LED HD TV
  • Auxiliary Fresh Water Tank 
  • 20 cf. 12V Refrigerator
  • TravlFi On-Board WiFi Ready
  • Rockford Fosgate Stage 1 Stereo
    • 500 Watts
    • Int/Ext Speaker w/10" Powered Sub
  • Yamaha 6KW Gasoline Generator
  • Gen II 3 Season Door w/Sliding Windows
  • 3rd A/C
  • Heat Pump A/C
  • Happi-Jac Electric Bunk System w/Folding Sofas
  • Rear Aluminum Deck System w/Rear Power Awning
  • Patio Chairs
  • Rear Patio Steps
  • Exterior Entertainment
  • Solar+ Package
    • 2000w Inverter
    • Dual 330W Panels
    • 50 AMP Controller
    • 2 Dock Ports
    • Bluetooth Module
  • Upgraded Cooper H-Rated Tires w/17.5" Wheels (triple axle)
  • SafeRide RV Roadside Assistance
  • 8K Axles w/ABS Drum Brakes

LIST OF OPTIONS MAY NOT BE ACCURATE

New 2025 Grand Design Momentum M-Class 344M image
New 2025 Grand Design Momentum M-Class 344M
  • Call for price
  • PLEASURELAND RV SIOUX FALLS, SD
  • Sioux Falls, SD
View Details

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 the optional Happi-Jac rollover sofas and a table with a top bed will give you the option to add even more seating and sleeping space. 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, 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. 

 

OPTIONS:

  • Luxury Interior Package
  • Exterior Package
  • Garage Package
  • Weather-Tek Insulation Package
  • Under Unit LED Light Kit
  • Bedroom A/C
  • Kitchen Power Fan w/Rain Sensor
  • Garage LED HD TV
  • Auxiliary Fresh Water Tank 
  • 20 cf. 12V Refrigerator
  • TravlFi On-Board WiFi Ready
  • Rockford Fosgate Stage 1 Stereo
    • 500 Watts
    • Int/Ext Speaker w/10" Powered Sub
  • Yamaha 6KW Gasoline Generator
  • Gen II 3 Season Door w/Sliding Windows
  • 3rd A/C
  • Heat Pump A/C
  • Happi-Jac Electric Bunk System w/Folding Sofas
  • Rear Aluminum Deck System w/Rear Power Awning
  • Patio Chairs
  • Rear Patio Steps
  • Exterior Entertainment
  • Solar+ Package
    • 2000w Inverter
    • Dual 330W Panels
    • 50 AMP Controller
    • 2 Dock Ports
    • Bluetooth Module
  • Upgraded Cooper H-Rated Tires w/17.5" Wheels (triple axle)
  • SafeRide RV Roadside Assistance
  • 8K Axles w/ABS Drum Brakes

LIST OF OPTIONS MAY NOT BE ACCURATE

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