New and used Grand Design RVs for sale

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

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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

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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

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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

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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

$134,995.00
MIKE THOMPSON RV OF COLTON, CA
Colton, 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

$134,995.00
ST GEORGE,UT

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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

$134,995.00
KNOXVILLE TN

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New 2026 Grand Design Momentum M-Class 381MS The New 2026 Grand Design Momentum M-Class 381MS is built for RVers who want the ultimate combination of luxury living and serious toy hauling capability. Featuring a spacious 15-foot garage, this floorplan is perfect for hauling motorcycles, ATVs, side-by-sides, or outdoor gear while still delivering a high-end residential feel. The garage easily converts into a versatile living and sleeping space with rollover sofas, a HappiJac bed system, and a loft above, making it ideal for guests or additional family members. The main living area offers a wide-open layout thanks to multiple slide-outs, creating a true residential environment. Comfortable theater seating and a large sofa face the entertainment center and fireplace, while the kitchen is designed for real cooking on the road with a large kitchen island, residential refrigerator, cooktop, oven, microwave, and generous cabinetry. One of the standout features is the bath and a half, providing added convenience for families or guests, especially with the half bath located near the garage area. Toward the front, the private master suite delivers a relaxing retreat with a king bed, wardrobe storage, and dresser space. The main bathroom includes a spacious residential-style shower and vanity, giving you all the comforts of home while traveling. Outside, dual power awnings and large exterior storage compartments create the perfect setup for relaxing, entertaining, and enjoying time at the campsite. Key Features & Highlights • 15' toy hauler garage for motorcycles, ATVs, or gear• HappiJac bed lift system with convertible seating• Loft sleeping area for additional guests• Bath and a half for added convenience• Spacious living area with theater seating and sofa• Kitchen island for meal preparation and serving• Residential refrigerator, cooktop, oven, and microwave• Private front bedroom with king bed• Large bathroom with residential-style shower• Dual power awnings for outdoor living• Exterior storage compartments for camping gear 15' Garage • Bath and a Half • Kitchen Island Why Choose Campers Inn RV When you choose Campers Inn RV, you’re partnering with a team dedicated to helping you enjoy the RV lifestyle with confidence. Our RV Match Makers work closely with you to find the perfect RV for your travel goals, lifestyle, and budget. Every new RV we offer is carefully inspected and prepared by certified technicians so it’s ready for adventure. With flexible financing options, transparent pricing, and dependable service support whenever you need it, Campers Inn RV of Knoxville makes RV ownership simple and exciting. See It In Person Today Experience the luxury, space, and adventure-ready design of the Grand Design Momentum M-Class 381MS for yourself. Call or text 865-933-7213 today to schedule your walkthrough or learn more from the team at Campers Inn RV of Knoxville.

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.

New 2025 Grand Design Momentum M-Class 392M

$103,555.00
PLEASURELAND RV BRAINERD, MN
Brainerd, MN

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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. OPTIONS: Luxury Interior Package Exterior Package Garage/Cargo Package Weather-Tek Insulation Package Under Unit LED Light Kit Bedroom A/C Kitchen Power Fan w/Rain Sensor Garage LED TV Aux. Fresh Water Tank 20 cf. 12V Refrigerator TravlFi On-Board WiFi Ready SafeRide RV Roadside Assistance Upgraded Cooper H-Rated Tires w/17.5" Wheels Rockford Fosgate Stage 1 Stereo 500 Watts Int/Ext Speakers 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 Exterior Entertainment Center Solar+ Package Dual 330W Panels 2000W Inverter 50 AMP Controller 2 Dock Ports Bluetooth Module 7K Axle w/ABS Drum Brakes LIST OF OPTIONS MAY NOT BE ACCURATE

New and used Grand Design RVs for sale

New 2025 Grand Design Momentum M-Class 381MS

$114,995.00

New 2026 Grand Design Momentum M-Class 381MS

Call for price

New 2026 Grand Design Momentum M-Class 381MS

Call for price

New 2026 Grand Design Momentum M-Class 381MS

Call for price

New 2026 Grand Design Momentum M-Class 381MS

Call for price

New 2026 Grand Design Momentum M-Class 381MS

$134,995.00

New 2026 Grand Design Momentum M-Class 381MS

$134,995.00

New 2026 Grand Design Momentum M-Class 381MS

$134,995.00

New 2026 Grand Design Momentum M-Class 381MS

$134,995.00

New 2025 Grand Design Momentum M-Class 392M

$103,555.00

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