New and used Grand Design RVs for sale

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New 2025 Grand Design Momentum M-Class 381MS image
New 2025 Grand Design Momentum M-Class 381MS
  • $109,999.00
  • GENERAL RV CENTER HUNTLEY, IL
  • Huntley, IL
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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 with the Liftsuite System. 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 King bed slide, 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. 
New 2025 Grand Design Momentum M-Class 381MS image
New 2025 Grand Design Momentum M-Class 381MS
  • $114,995.00
  • MIKE THOMPSON RV OF SANTA FE SPRINGS, CA
  • Santa Fe Springs, CA
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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 add the optional Liftsuite System. 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. 
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • Call for price
  • GENERAL RV CENTER SALT LAKE CITY, UT
  • Draper, UT
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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 add the optional Liftsuite System. 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 king bed slide, 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. 
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • Call for price
  • GENERAL RV CENTER RICHMOND, VA
  • Ashland, VA
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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 add the optional Liftsuite System. 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. 
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • Call for price
  • MESA, AZ
  • Mesa, AZ
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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 add the optional Liftsuite System. 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.  *All calculated monthly payments are an estimate for qualified buyers only and do not constitute a commitment that financing or a specific interest rate or term is available. Financing terms may not be available in all Campers Inn Company locations. Campers Inn RV Sales is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes freight, sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual inventory in stock on our lot. Please contact us for availability as our inventory changes rapidly. Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • Call for price
  • LITTLE DEALER OF MESA, AZ
  • Mesa, AZ
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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 add the optional Liftsuite System. 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.  *All calculated monthly payments are an estimate for qualified buyers only and do not constitute a commitment that financing or a specific interest rate or term is available. Financing terms may not be available in all Campers Inn Company locations. Campers Inn RV Sales is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes freight, sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual inventory in stock on our lot. Please contact us for availability as our inventory changes rapidly. Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • $134,995.00
  • MIKE THOMPSON RV OF COLTON, CA
  • Colton, CA
View Details
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 add the optional Liftsuite System. 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. 
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • $134,995.00
  • ST GEORGE,UT
View Details
Grand Design Momentum 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. 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.    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 CRE3000 suspension system 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!  
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • $134,995.00
  • KNOXVILLE TN
View Details
Grand Design Momentum 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. 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.    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 CRE3000 suspension system 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!  
New 2026 Grand Design Momentum M-Class 381MS image
New 2026 Grand Design Momentum M-Class 381MS
  • $134,995.00
  • TUCSON AZ
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"This is the manufacturer's minimum allowed advertised price, contact us today for your unbeatable personalized quote."   NEW 2026 Grand Design Momentum 381MS Toy Hauler Highlights: Bath and a Half with Dual Entry 15' Separate Garage for Toys or Extra Living Space Dual Entry Doors for Convenience Kitchen Island with Bar Stools and Sink Overhead Loft Bed and Four-Seat Sofa Slide for Additional Sleeping Universal Docking Station Fireplace for Added Comfort Heated and Enclosed Underbelly with Triple-Insulated Garage Floor MORryde CRE3000 Suspension System and Rubber Pin Box Color-Changing LED Accent Lighting, Hardwood Cabinet Doors, and Central Vacuum Experience adventure with all the comforts of home in the 2026 Grand Design Momentum 381MS. This toy hauler is designed for families and friends seeking off-road fun while maintaining luxury. The 15' separate garage not only stores your toys but can also serve as a second living or dining area. An overhead loft bed and four-seat sofa slide offer extra sleeping space for guests, while the front bedroom features a queen bed slide with an optional king, ample storage, and a slide-top dresser. The fully equipped kitchen island makes meal prep a breeze with extra counter space, a sink, and seating for two at the bar stools. Everyone can gather around the fireplace or enjoy the LED TV on cooler nights. The bath and a half layout ensures convenience for all campers. Built for extreme living, the Momentum 381MS features a fully enclosed and heated underbelly, 5-sided aluminum cage construction, triple-insulated garage floor, and MORryde CRE3000 suspension for smooth towing and superior durability. Luxurious interior touches include color-changing LED lighting, hardwood cabinet doors, central vacuum, and premium solid surface countertops.   Why Buy from Campers Inn RV Tucson? Campers Inn RV Tucson offers expert guidance, a wide selection of Grand Design Momentum toy haulers, and customer-focused service to make sure your next adventure is safe, smooth, and unforgettable. Inventory/Stock Images may be shown. Colors and specifications may vary. Call our AMAZING TEAM for details.
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