New and used Grand Design RVs for sale

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New 2026 Grand Design Momentum G-Class 21G image
New 2026 Grand Design Momentum G-Class 21G
  • Call for price
  • BRETZ RV & MARINE NAMPA, ID
  • Nampa, ID
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Grand Design Momentum G-Class toy hauler 21G highlights: Queen Bed Slide Master Suite Euro Chairs Ramp Door/Patio Fuel Station 14' Garage   You don't have to rough it with all the amenities found in this Momentum G-Class toy hauler including your own master suite with a walk-around queen bed slide and private access into the dual-entry bathroom. The kids or your friends can sleep on the Happi-Jac rollover sofas with an optional top bed, and the Euro chairs can become the waiting area for the next rider. Keep the party going all weekend long with your very own fuel station and the 19' power awning. Come see why this model will fit perfectly into your off-road lifestyle!   Are you looking for adventure and fun? The Momentum G-Class toy hauler by Grand Design will help you find it! You can explore during any season you choose with the Insulation Package that includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Each model includes a fuel station with an interior and exterior gauge, a dovetail rear rend, and 2,500-LB tie-downs anchored into the chassis. Throughout the Momentum G-Class interior, you'll enjoy many comfortable features like large panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry.
New 2025 Grand Design Momentum G-Class 21G image
New 2025 Grand Design Momentum G-Class 21G
  • $46,977.00
  • CAMPERS INN RV MERRIMACK, NH
  • Merrimack, NH
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Experience adventure with style, comfort, and confidence in the New 2025 Grand Design Momentum G-Class 21G, now available at Campers Inn RV. This compact yet powerful toy hauler travel trailer is the perfect blend of performance, versatility, and modern design — ideal for weekend warriors, outdoor enthusiasts, and anyone who wants to bring gear and comfort along for the ride. Versatility That Fits Your Lifestyle The 2025 Grand Design Momentum G-Class 21G is engineered for those who want freedom to explore without compromise. Its smart, compact floorplan puts everything you need within reach while maximizing cargo capacity. Whether you’re hauling bikes, kayaks, or outdoor toys, the rugged rear garage area is designed to handle it all. Once your gear is unloaded, this space quickly transforms into additional living or sleeping areas — giving you flexibility for every trip. Living Space Designed for Comfort Step inside the Momentum G-Class 21G and you’ll find a carefully designed interior that balances functionality with modern comfort. The open living area creates a welcoming atmosphere with ample seating for relaxing after a day of adventure. Large windows fill the space with natural light and scenic views, making lounging feel like part of the experience. The kitchen area includes quality appliances, solid surface countertops, and smart storage solutions. Whether you’re preparing quick snacks or full meals, the layout makes cooking on the road efficient and enjoyable. Close at hand, the dining space offers an inviting spot for meals, games, or planning your next destination. Comfortable Sleeping and Practical Features The Momentum G-Class 21G provides comfortable sleeping accommodations that ensure you wake up refreshed and ready for the day’s activities. The bedroom area delivers privacy and convenience, while convertible spaces offer additional sleeping options for friends or family. The bathroom is thoughtfully appointed for everyday use, with quality fixtures and a layout that makes routines easy. Built for Adventure, Ready to Go Compact enough to tow with confidence yet rugged enough to support real outdoor lifestyles, the Momentum G-Class 21G is engineered for adventure. Its durable construction and adventure-ready design make it suitable for weekend trips, seasonal travel, or extended excursions. Efficient climate control and well-insulated walls help keep you comfortable in a variety of conditions, from early spring mornings to late fall nights. The garage area features secure tie-downs and rugged flooring to protect your toys and gear, while the quick conversion to living space makes this model ideal for both play and rest. Why Buy the 2025 Grand Design Momentum G-Class 21G? Choosing the Momentum G-Class 21G means getting a toy hauler that lives big despite its size. It’s perfect for: Outdoor enthusiasts who want to bring gear without sacrificing comfort Travelers who prefer a compact, manageable trailer that doesn’t skimp on features Adventurers seeking flexible space for toys, living, and sleeping RVers who value modern design, quality craftsmanship, and smart functionality Why Buy From Campers Inn RV? When you purchase from Campers Inn RV, you’re choosing a dealership with a reputation for exceptional service, deep product knowledge, and customer-first support. Here’s why buying from Campers Inn RV elevates your ownership experience: Expert Guidance: The RV professionals at Campers Inn RV know the Momentum G-Class lineup inside and out. They’ll help you explore features, understand options, and match you with the right travel trailer for your lifestyle and travel goals. Flexible Financing: Campers Inn RV offers customized financing options designed to fit a wide range of budgets and needs, making ownership accessible and stress-free. Quality Assurance: Every new RV at Campers Inn RV goes through thorough evaluation, so you can feel confident in your purchase and enjoy peace of mind behind the wheel. Ongoing Support: Ownership doesn’t end at purchase. With access to service centers, parts departments, and continued customer care, Campers Inn RV supports you long after you drive off the lot. Trusted Reputation: With years of experience and countless satisfied customers, Campers Inn RV stands out for honest guidance, responsive service, and a commitment to helping RVers enjoy every mile of their journey. Start Your Next Adventure Today!   
Used 2023 Grand Design Momentum G-Class 21G image
Used 2023 Grand Design Momentum G-Class 21G
  • $39,999.00
  • CAMPERS INN RV CONWAY, SC
  • Conway, SC
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Grand Design Momentum G-Class 21G Toy Hauler Highlights: Queen Bed Slide in Master Suite Dual-Entry Master Bathroom Euro Chairs for additional seating Ramp Door/Patio with 14' Garage 30-Gallon Fuel Station   Adventure-Ready Master Suite & Sleeping Areas The Momentum G-Class 21G offers a master suite with a walk-around queen bed slide and private dual-entry bathroom for comfort and convenience. Guests or kids can rest on the Happi-Jac power bunk above the rollover sofas with a table, while the Euro chairs provide a versatile waiting or relaxation area. Garage & Outdoor Features Enjoy a 14' garage space with tie-downs to secure your off-road vehicles. The ramp door converts into a patio for outdoor entertaining, complemented by exterior speakers and the 30-gallon fuel station with interior and exterior gauges to keep your adventures fueled. Comfort & Convenience Inside Inside, the Momentum G-Class includes large panoramic windows, a shower skylight, USB charging ports in the bedroom, and residential-style cabinetry. These features create a modern and functional interior perfect for extended trips or weekend adventures. Built for Year-Round Fun Heated and enclosed underbelly with suspended tanks High-capacity furnace and moisture barrier floor enclosure Cabinet-mounted heat ducts for even warmth throughout Dovetail rear ramp for added structural strength 2,500-LB tie-downs for secure cargo transport The Grand Design Momentum G-Class 21G toy hauler blends luxury, comfort, and adventure-ready features. With a spacious master suite, versatile garage, and fuel station, this unit is perfect for off-road enthusiasts looking to travel in style. Explore any season with confidence and enjoy both indoor and outdoor living in this feature-packed toy hauler. Contact us today to confirm options and availability!
New 2026 Grand Design Momentum G-Class 21G image
New 2026 Grand Design Momentum G-Class 21G
  • Call for price
  • CAMPERS INN RV MERRIMACK, NH
  • Merrimack, NH
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2026 Grand Design Momentum G-Class 21G – Built for the Wild and Ready to Ride Whether you're chasing off-road thrills or hauling gear to your next remote campsite, the 2026 Momentum G-Class 21G from Grand Design is your gateway to freedom. This compact, powerful toy hauler packs everything you need to load up, head out, and live large wherever adventure calls. Designed for Comfort and Capability • 14' Garage – Versatile garage space with Happi-Jac rollover sofas, room for ATVs, dirt bikes, kayaks, and gear, plus an optional top bed to sleep more guests• Ramp Door/Patio System – Dual-purpose ramp door converts to a rear patio for lounging or entertaining after the toys are unloaded• Euro-Style Chairs – Modern, ultra-comfortable swivel chairs for relaxing or prepping for the next ride• Walk-Around Queen Bed Slide – Spacious master suite with residential queen bed on a slide for more floor space and easier access• Dual Entry Bath – Private access from the bedroom or main living area, plus a skylight over the shower for natural light• 19' Power Awning – Expands your outdoor living space with LED lighting for evenings under the stars Haul More, Stay Longer • Fuel Station w/ Interior & Exterior Gauge – Top off your machines without leaving camp• 2,500-LB Tie-Downs Anchored Into the Chassis – Heavy-duty anchoring ensures your gear stays secure no matter the terrain• Dovetail Rear End – Easy loading and unloading for all types of toys• Moisture Barrier Floor Enclosure – Keeps your floor protected and tough through all seasons Four-Season Travel Made Easy The G-Class 21G is built to handle the elements so you can travel any time of year with confidence. • Insulation Package – Heated and enclosed underbelly, suspended tanks, cabinet-mounted heat ducts, high-capacity furnace, and moisture barrier floor• Ducted A/C and Furnace – Residential climate control keeps the interior cozy or cool no matter the weather• Shower Skylight – Adds headroom and natural lighting for a residential bath feel Interior That Feels Like Home • Residential Cabinetry – Sturdy, beautiful storage that holds up to the road• Large Panoramic Windows – Let in views of the trail, forest, or lakefront• USB Charging Ports – Stay connected with easy-access charging in the bedroom and throughout• LED Interior Lighting – Efficient, bright, and stylish Adventure Meets Comfort Whether you're heading into the mountains or posted up at a desert rally, the Momentum G-Class 21G gives you the freedom to go hard all day and relax in style at night. The flexible garage converts quickly from cargo hauler to comfortable living space, making it ideal for both play and downtime. From early-morning trail rides to evenings by the fire, this toy hauler is your all-in-one adventure basecamp.     INVENTORY IMAGES MAY BE SHOWN. COLOR AND SPECS MAY VARY. CALL FOR DETAILS.
New 2026 Grand Design Momentum G-Class 21G image
New 2026 Grand Design Momentum G-Class 21G
  • $66,195.00
  • KNOXVILLE TN
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Grand Design Momentum G-Class toy hauler 21G highlights: Queen Bed Slide Master Suite Euro Chairs Ramp Door/Patio 14' Garage   You don't have to rough it with all the amenities found in this Momentum G-Class toy hauler including your own master suite with a walk-around queen bed slide and private access into the dual-entry bathroom. The kids or your friends can sleep on the Happi-Jac rollover sofas with an optional top bed, and the Euro chairs can become the waiting area for the next rider. Keep the party going all weekend long with your very own fuel station and the 19' power awning. Come see why this model will fit perfectly into your off-road lifestyle!   Are you looking for adventure and fun? The Momentum G-Class toy hauler by Grand Design will help you find it! You can explore during any season you choose with the Insulation Package that includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Each model includes a high capacity water pump, a dovetail rear end, and 2,500-LB tie-downs anchored into the chassis. Throughout the Momentum G-Class interior, you'll enjoy many comfortable features like large panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry.
New 2026 Grand Design Momentum G-Class 21G image
New 2026 Grand Design Momentum G-Class 21G
  • $66,295.00
  • ST GEORGE,UT
View Details
Grand Design Momentum G-Class toy hauler 21G highlights: Queen Bed Slide Master Suite Euro Chairs Ramp Door/Patio 14' Garage   You don't have to rough it with all the amenities found in this Momentum G-Class toy hauler including your own master suite with a walk-around queen bed slide and private access into the dual-entry bathroom. The kids or your friends can sleep on the Happi-Jac rollover sofas with an optional top bed, and the Euro chairs can become the waiting area for the next rider. Keep the party going all weekend long with your very own fuel station and the 19' power awning. Come see why this model will fit perfectly into your off-road lifestyle!   Are you looking for adventure and fun? The Momentum G-Class toy hauler by Grand Design will help you find it! You can explore during any season you choose with the Insulation Package that includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Each model includes a high capacity water pump, a dovetail rear end, and 2,500-LB tie-downs anchored into the chassis. Throughout the Momentum G-Class interior, you'll enjoy many comfortable features like large panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry.
New 2026 Grand Design Momentum G-Class 21G image
New 2026 Grand Design Momentum G-Class 21G
  • Call for price
  • TOM STINNETT’S CAMPERS INN RV
  • Clarksville, IN
View Details
2026 Grand Design Momentum G-Class 21G – Built for the Wild and Ready to Ride Whether you're chasing off-road thrills or hauling gear to your next remote campsite, the 2026 Momentum G-Class 21G from Grand Design is your gateway to freedom. This compact, powerful toy hauler packs everything you need to load up, head out, and live large wherever adventure calls. Designed for Comfort and Capability • 14' Garage – Versatile garage space with Happi-Jac rollover sofas, room for ATVs, dirt bikes, kayaks, and gear, plus an optional top bed to sleep more guests• Ramp Door/Patio System – Dual-purpose ramp door converts to a rear patio for lounging or entertaining after the toys are unloaded• Euro-Style Chairs – Modern, ultra-comfortable swivel chairs for relaxing or prepping for the next ride• Walk-Around Queen Bed Slide – Spacious master suite with residential queen bed on a slide for more floor space and easier access• Dual Entry Bath – Private access from the bedroom or main living area, plus a skylight over the shower for natural light• 19' Power Awning – Expands your outdoor living space with LED lighting for evenings under the stars Haul More, Stay Longer • Fuel Station w/ Interior & Exterior Gauge – Top off your machines without leaving camp• 2,500-LB Tie-Downs Anchored Into the Chassis – Heavy-duty anchoring ensures your gear stays secure no matter the terrain• Dovetail Rear End – Easy loading and unloading for all types of toys• Moisture Barrier Floor Enclosure – Keeps your floor protected and tough through all seasons Four-Season Travel Made Easy The G-Class 21G is built to handle the elements so you can travel any time of year with confidence. • Insulation Package – Heated and enclosed underbelly, suspended tanks, cabinet-mounted heat ducts, high-capacity furnace, and moisture barrier floor• Ducted A/C and Furnace – Residential climate control keeps the interior cozy or cool no matter the weather• Shower Skylight – Adds headroom and natural lighting for a residential bath feel Interior That Feels Like Home • Residential Cabinetry – Sturdy, beautiful storage that holds up to the road• Large Panoramic Windows – Let in views of the trail, forest, or lakefront• USB Charging Ports – Stay connected with easy-access charging in the bedroom and throughout• LED Interior Lighting – Efficient, bright, and stylish Adventure Meets Comfort Whether you're heading into the mountains or posted up at a desert rally, the Momentum G-Class 21G gives you the freedom to go hard all day and relax in style at night. The flexible garage converts quickly from cargo hauler to comfortable living space, making it ideal for both play and downtime. From early-morning trail rides to evenings by the fire, this toy hauler is your all-in-one adventure basecamp. Why Buy From Little Dealer Little Prices? At Little Dealer Little Prices, adventure isn’t just something we sell—it’s who we are. Our team lives the RV lifestyle and is here to help you find the perfect rig to match yours. • Family-owned and operated since 1966• Massive inventory of Grand Design RVs ready to roll• Expert guidance from passionate RVers• No hidden fees and transparent pricing• Onsite financing, parts, service, and accessories• Personalized orientation so you hit the road with confidence   Stock images and 360 tours may be shown. Actual unit specifications, colors, and features may vary. Contact dealer for current inventory and availability. All pricing is subject to change. Financing subject to approval. Tax, title, registration, and delivery fees not included.
New 2026 Grand Design Momentum G-Class 21G image
New 2026 Grand Design Momentum G-Class 21G
  • Call for price
  • TROY OH
  • Troy, OH
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2026 Grand Design Momentum G-Class Toy Hauler 21G – Adventure Meets Luxury Experience the ultimate combination of off-road excitement and home-like comfort with the 2026 Grand Design Momentum G-Class 21G. This toy hauler is designed for thrill-seekers who want to bring their toys along without sacrificing luxury. With a master suite, spacious garage, and smart living features, every weekend can feel like a high-end adventure retreat. Whether you’re headed to the trails, the lake, or the open desert, the 21G delivers versatility, convenience, and fun in one sleek package. Key Features of the Momentum G-Class 21G Master Suite with Queen Bed Slide: Enjoy private, restful nights with a walk-around queen bed slide and direct access to the dual-entry bathroom for convenience and comfort. Euro Chairs and Multifunctional Seating: Lounge, relax, or watch the action in comfort with versatile Euro chairs that can double as extra seating for guests. Ramp Door/Patio: Transform your garage into an outdoor living space with the convenient ramp door and optional patio setup for the ultimate hangout. Fuel Station: Keep your off-road vehicles ready to go with the integrated fuel station featuring both interior and exterior gauges. 14' Garage: Bring along your favorite toys, from ATVs to motorcycles, with a spacious 14-foot garage equipped with 2,500-lb tie-downs for secure transport. Happi-Jac Rollover Sofas and Optional Top Bed: Extra sleeping options for friends or family make this toy hauler perfect for groups who love adventure. Built for Year-Round Fun The Momentum G-Class 21G is designed to handle any season with confidence. Its Insulation Package includes a heated and enclosed underbelly, suspended tanks, high-capacity furnace, moisture barrier floor enclosure, and cabinet-mounted heat ducts to keep the interior cozy and protected. The dovetail rear ramp and tie-downs ensure your gear stays secure during every journey. Large panoramic windows, a shower skylight, USB charging stations in the bedroom, and residential cabinetry elevate the interior experience, making this toy hauler both functional and luxurious. Why Choose Campers Inn RV of Louisville?   At Campers Inn RV of Louisville, we’re more than a dealership — we’re your partner in adventure. With decades of expertise, transparent pricing, and a customer-first approach, we help you find the perfect RV for your lifestyle. From first-time buyers to seasoned RVers, our knowledgeable team guides you every step of the way, ensuring your RV purchase is simple, enjoyable, and tailored to your needs. With our nationwide service support, you can travel confidently knowing help is always within reach.   DISPLAYING STOCK IMAGES, COLORS & STYLES MAY VARY
New 2026 Grand Design Momentum G-Class 21G image
New 2026 Grand Design Momentum G-Class 21G
  • $66,295.00
  • TOM STINNETT’S CAMPERS INN RV
  • Clarksville, IN
View Details
Grand Design Momentum G-Class 21G Toy Hauler Built for riders, explorers, and weekend warriors who want comfort without compromise, the Grand Design Momentum G-Class 21G delivers serious capability in a manageable and versatile toy hauler. This model blends rugged construction with residential-style features, making it easy to bring your toys and still enjoy a relaxing home base after a full day of adventure. Key Features Private master suite with walk-around queen bed slide Dual-entry bathroom with direct access from the bedroom Spacious 14-foot garage with durable tie-downs for your toys Euro chairs that provide comfortable seating and flexible living space Ramp door that converts into a patio for outdoor relaxation The Momentum 21G proves that you do not have to rough it to enjoy the off-road lifestyle. The front master suite offers a true retreat, complete with a queen bed slide that opens up the room and allows for easy movement. Private access to the bathroom adds everyday convenience, especially on longer trips. In the rear, the garage doubles as a versatile living area with rollover sofas and an optional top bed, giving friends or family a comfortable place to sleep. During the day, the Euro chairs create a great spot to relax between rides, and the rear ramp easily transforms into a patio, extending your living space outdoors. A built-in fuel station keeps the fun going all weekend long, while the power awning provides shade and comfort for relaxing outside the coach. Grand Design engineered the Momentum G-Class for four-season adventure. The Insulation Package includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, moisture barrier floor enclosure, and heat ducts routed through the cabinetry. Durable features such as the dovetail rear design, heavy-duty tie-downs anchored into the chassis, and a high-capacity water pump ensure this toy hauler is ready for demanding trips. Inside, thoughtful residential touches elevate the experience. Large panoramic windows bring in natural light, USB charging stations in the bedroom keep devices powered, and residential-style cabinetry offers both style and storage. A shower skylight adds headroom and brightness, making everyday routines more comfortable. Why Choose Campers Inn of LouisvilleAt Campers Inn of Louisville, we understand that adventure looks different for everyone. Our knowledgeable team is committed to helping you find the RV that fits your lifestyle, with transparent pricing, friendly guidance, and service you can rely on long after the sale. When you choose Campers Inn, you choose a dealership that supports your passion for the outdoors.   The Grand Design Momentum G-Class 21G is the perfect combination of toughness, comfort, and smart design. Visit Campers Inn of Louisville and see how this toy hauler can elevate your next adventure.      
New 2025 Grand Design Momentum G-Class 21G image
New 2025 Grand Design Momentum G-Class 21G
  • $56,895.00
  • MIKE THOMPSON RV OF COLTON, CA
  • Colton, CA
View Details
Grand Design Momentum G-Class toy hauler 21G highlights: Queen Bed Slide Master Suite Euro Chairs Ramp Door/Patio Fuel Station 14' Garage   You don't have to rough it with all the amenities found in this Momentum G-Class toy hauler including your own master suite with a walk-around queen bed slide and private access into the dual-entry bathroom. The kids or your friends can sleep on the Happi-Jac rollover sofas with an optional top bed, and the Euro chairs can become the waiting area for the next rider. Keep the party going all weekend long with your very own fuel station and the 19' power awning. Come see why this model will fit perfectly into your off-road lifestyle!   Are you looking for adventure and fun? The Momentum G-Class toy hauler by Grand Design will help you find it! You can explore during any season you choose with the Insulation Package that includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Each model includes a fuel station with an interior and exterior gauge, a dovetail rear rend, and 2,500-LB tie-downs anchored into the chassis. Throughout the Momentum G-Class interior, you'll enjoy many comfortable features like large panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry.
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