New and used Grand Design RVs for sale

New 2026 Grand Design Momentum G-Class 320G

$131,821.00
BRETZ RV & MARINE BILLINGS, MT
Billings, MT

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Grand Design Momentum G-Class toy hauler 320G highlights: 11' Separate Garage Bath and a Half Loft Fireplace Private Bedroom Fuel Station Are you looking forward to arriving at your destination, unloading your toys from an 11' separate garage, and heading out to the dunes? You can return to this Momentum G-Class toy hauler afterwards to find the convenience of having a full and half bath, two entry doors, and a loft bed. The rear ramp door can even be converted into a patio, plus there are exterior speakers to keep the party going! You will also appreciate the separate living area with a fireplace, theater seating slide, and full kitchen amenities. The front bedroom offers an escape to rest and relax for the next ride. Take a look outside and inside because you will be sold! 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 2026 Grand Design Momentum G-Class 320G

$99,995.00
SHAKOPEE, MN
Shakopee, MN

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Grand Design Momentum G-Class toy hauler 320G highlights: 11' Separate Garage Bath and a Half Loft Fireplace Private Bedroom Fuel Station Are you looking forward to arriving at your destination, unloading your toys from an 11' separate garage, and heading out to the dunes? You can return to this Momentum G-Class toy hauler afterwards to find the convenience of having a full and half bath, two entry doors, and a loft bed. The rear ramp door can even be converted into a patio, plus there are exterior speakers to keep the party going! You will also appreciate the separate living area with a fireplace, theater seating slide, and full kitchen amenities. The front bedroom offers an escape to rest and relax for the next ride. Take a look outside and inside because you will be sold! 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. OPTIONS: Luxury Interior Package Exterior Package Garage Package Insulation Package Under Unit LED Light Kit Bedroom A/C 15 cf. 12V Refrigerator OmniConnect - Gen 3 Starlink, Cellular & Wifi Internet Prep Upgraded Cooper H-Rated Tires w/17.5" Wheels SafeRide RV Roadside Assistance Rockford Fosgate Stage 1 Stereo 500 Watts Int/Ext Speaker w/10" Powered Sub 6KW Generator Gen III 3-Season Door w/Sliding Windows 3rd A/C Garage Suite Featuring P2K Bed Lift Rear Aluminum Deck System w/Rear Power Awning Solar+ Package Dual 330W Panels 2000 Watt Inverter 50 AMP Controller 2 Dock Ports Bluetooth Module 2nd Awning 8K Axle w/ABS Drum Brakes LIST OF OPTIONS MAY NOT BE ACCURATE

New 2026 Grand Design Momentum G-Class 320G

$99,995.00
BEMIDJI, MN

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Grand Design Momentum G-Class toy hauler 320G highlights: 11' Separate Garage Bath and a Half Loft Fireplace Private Bedroom Fuel Station Are you looking forward to arriving at your destination, unloading your toys from an 11' separate garage, and heading out to the dunes? You can return to this Momentum G-Class toy hauler afterwards to find the convenience of having a full and half bath, two entry doors, and a loft bed. The rear ramp door can even be converted into a patio, plus there are exterior speakers to keep the party going! You will also appreciate the separate living area with a fireplace, theater seating slide, and full kitchen amenities. The front bedroom offers an escape to rest and relax for the next ride. Take a look outside and inside because you will be sold! 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. OPTIONS: Luxury Interior Package Exterior Package Garage Package Insulation Package Under Unit LED Light Kit Bedroom A/C 15 cf. 12V Refrigerator OmniConnect - Gen 3 Starlink, Cellular & Wifi Internet Prep Upgraded Cooper H-Rated Tires w/17.5" Wheels SafeRide RV Roadside Assistance Rockford Fosgate Stage 1 Stereo 500 Watts Int/Ext Speaker w/10" Powered Sub 6KW Generator Gen III 3-Season Door w/Sliding Windows 3rd A/C Garage Suite Featuring P2K Bed Lift Rear Aluminum Deck System w/Rear Power Awning Solar+ Package Dual 330W Panels 2000 Watt Inverter 50 AMP Controller 2 Dock Ports Bluetooth Module 2nd Awning 8K Axle w/ABS Drum Brakes LIST OF OPTIONS MAY NOT BE ACCURATE

New 2026 Grand Design Momentum G-Class 320G

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BECKLEYS RVS THERMONT, MD
Thurmont, MD

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Grand Design Momentum G-Class toy hauler 320G highlights: 11' Separate Garage Bath and a Half Loft Fireplace Private Bedroom Fuel Station Are you looking forward to arriving at your destination, unloading your toys from an 11' separate garage, and heading out to the dunes? You can return to this Momentum G-Class toy hauler afterwards to find the convenience of having a full and half bath, two entry doors, and a loft bed. The rear ramp door can even be converted into a patio, plus there are exterior speakers to keep the party going! You will also appreciate the separate living area with a fireplace, theater seating slide, and full kitchen amenities. The front bedroom offers an escape to rest and relax for the next ride. Take a look outside and inside because you will be sold! 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 2026 Grand Design Momentum G-Class 320G

$99,995.00
CAMPERS INN RV MERRIMACK, NH
Merrimack, NH

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*]:pointer-events-auto scroll-mt-(--header-height)" dir="auto" data-turn-id="6cea1929-a172-40af-bcdc-927d4e3b3aa9" data-testid="conversation-turn-13" data-scroll-anchor="false" data-turn="user"> *]:pointer-events-auto scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]" dir="auto" data-turn-id="request-WEB:5cc539bb-11ce-4691-afd2-3ac4158c11f6-6" data-testid="conversation-turn-14" data-scroll-anchor="true" data-turn="assistant"> Get ready for bigger adventures with the 2026 Grand Design Momentum G-Class 320G—a toy hauler fifth wheel that perfectly blends rugged performance with residential comfort. Built for travelers who want to bring their gear without giving up luxury, the 320G is your all-in-one basecamp for work, play, and relaxation. The spacious garage is the star of the show, designed with heavy-duty tie-downs, a durable ramp door, and a built-in fuel station to keep your ATVs, motorcycles, or outdoor equipment ready to go. Even better, the garage easily converts into extra living or sleeping space, giving you unmatched flexibility for guests or family trips. Inside, you’ll find a bright, open layout with upscale finishes throughout. The main living area offers comfortable seating, large windows, and a fully equipped kitchen with ample storage, making it easy to cook, relax, and entertain. The front private bedroom provides a quiet retreat, while the bath-and-a-half layout adds convenience—especially on longer trips or when traveling with a group. Built with Grand Design’s reputation for quality, the Momentum 320G features a strong frame, high cargo capacity, and durable construction that stands up to the demands of the road. Large holding tanks and off-grid capability make it ideal for extended stays wherever your adventures take you. Why choose the 320G? Versatile garage for toys and extra living space Comfortable, residential-style interior Bath-and-a-half for added convenience Durable build with excellent towing stability When you purchase from Campers Inn RV, you’re choosing a dealership known for experience, value, and customer care. Their team helps you find the right RV, offers competitive pricing and financing, and provides expert service long after your purchase. The 2026 Grand Design Momentum G-Class 320G delivers the freedom to travel your way—while Campers Inn RV ensures you do it with confidence.

New 2026 Grand Design Momentum G-Class 320G

$99,995.00
CAMPERS INN RV HUNTSVILLE-MADISON
Madison, AL

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Grand Design Momentum G-Class 320G Toy Hauler Highlights 11' Separate Garage Bath and a Half Loft Bed Electric Fireplace Private Front Bedroom Fuel Station with Interior and Exterior Gauge Adventure-Ready Design in the Momentum G-Class 320G Toy Hauler The Grand Design Momentum G-Class 320G is built for travelers who want to bring all their toys along without sacrificing residential comfort. The 11-foot separate garage provides ample space for ATVs, motorcycles, or dirt bikes, and once unloaded, it easily transforms into additional living or sleeping space. The rear ramp can also convert into a spacious patio, creating an ideal outdoor gathering area with exterior speakers to enhance the experience. Inside, this toy hauler is designed for relaxation after a long day on the trails. The separate living area features a cozy fireplace, theater seating in a slide-out, and a full kitchen equipped for longer adventures. A loft bed adds an extra sleeping option, while the bath and a half layout provides exceptional convenience for groups or families. The private front bedroom offers a quiet place to unwind and recharge, making it easy to enjoy early mornings or late nights at your favorite destination. Built for All-Season Exploration The Momentum G-Class series is engineered for year-round travel. The Insulation Package includes a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, a moisture barrier floor enclosure, and cabinet-mounted heat ducts. Whether you’re camping in warm climates or colder environments, this toy hauler helps maintain interior comfort. Additional performance and durability features include: Fuel station with both interior and exterior gauges Dovetail rear end for easier loading 2,500-pound tie-downs anchored directly into the chassis Inside, the Momentum G-Class delivers residential comfort with large panoramic windows, a shower skylight, USB charging ports in the bedroom, and high-quality cabinetry throughout. The Perfect Blend of Utility and Comfort Whether you're heading to the dunes, the trails, or a remote off-grid campsite, the Grand Design Momentum G-Class 320G toy hauler provides the space, features, and durability you need. With its garage flexibility, luxury interior, and all-season capability, it’s built to elevate every adventure.

New 2026 Grand Design Momentum G-Class 320G

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CAMPERS INN RV MERRIMACK, NH
Merrimack, NH

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Grand Design Momentum G-Class toy hauler 320G highlights: 11' Separate Garage Bath and a Half Loft Fireplace Private Bedroom Fuel Station Are you looking forward to arriving at your destination, unloading your toys from an 11' separate garage, and heading out to the dunes? You can return to this Momentum G-Class toy hauler afterwards to find the convenience of having a full and half bath, two entry doors, and a loft bed. The rear ramp door can even be converted into a patio, plus there are exterior speakers to keep the party going! You will also appreciate the separate living area with a fireplace, theater seating slide, and full kitchen amenities. The front bedroom offers an escape to rest and relax for the next ride. Take a look outside and inside because you will be sold! 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 320G

$79,977.00
ST GEORGE,UT

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Grand Design Momentum G-Class toy hauler 320G highlights: 11' Separate Garage Bath and a Half Loft Fireplace Private Bedroom Fuel Station Are you looking forward to arriving at your destination, unloading your toys from an 11' separate garage, and heading out to the dunes? You can return to this Momentum G-Class toy hauler afterwards to find the convenience of having a full and half bath, two entry doors, and a loft bed. The rear ramp door can even be converted into a patio, plus there are exterior speakers to keep the party going! You will also appreciate the separate living area with a fireplace, theater seating slide, and full kitchen amenities. The front bedroom offers an escape to rest and relax for the next ride. Take a look outside and inside because you will be sold! 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.

Used 2024 Grand Design Momentum G-Class 320G

$69,995.00
CAMPERS INN RV JACKSONVILLE NORTH, FL
Jacksonville, FL

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Pre-Owned 2024 Grand Design Momentum G-Class 320G – Built for Adventure, Designed for Luxury Ready to ride, relax, and recharge? The pre-owned 2024 Grand Design Momentum G-Class 320G is the toy hauler that does it all — with bold style, premium amenities, and rugged performance that’s built for adventure. Featuring an 11-foot separate garage, a loft bed, and a bath and a half, this versatile hauler gives you comfort and capability in one unforgettable package. The garage converts from storage to living space in minutes — with tie-downs anchored into the chassis, a fuel station for your toys, and a ramp door that transforms into a patio deck. Inside, the spacious main living area features theater seating, a fireplace, and a modern kitchen with stainless-steel accents. The private front bedroom offers a quiet retreat with premium finishes, residential cabinetry, and USB charging ports. With panoramic windows, a heated and enclosed underbelly, and Grand Design’s legendary build quality, this Momentum G-Class 320G lets you chase adventure year-round in total comfort. Key Features: 11' Separate Garage with 2,500 lb tie-downs and patio ramp conversion Bath and a Half for unmatched convenience on the road Loft Bed and convertible garage for extra sleeping or storage Cozy Fireplace and Theater Seating for premium relaxation Fully equipped kitchen with stainless finishes and residential cabinetry Private Front Bedroom with ample storage and charging ports Fuel Station with interior/exterior gauge to keep your toys running Insulation Package with heated, enclosed underbelly and high-capacity furnace Dovetail rear ramp for smooth loading and unloading Dual entry doors for easy access inside and out Why Buy from Campers Inn RV Macon, GA? At Campers Inn RV Macon, GA, we bring the passion for adventure to life. Our expert team inspects every pre-owned RV to ensure quality, comfort, and performance before it ever hits the lot. Whether you’re a first-time buyer or a seasoned traveler, we offer personalized service, nationwide support, and trusted financing to make your RV dreams a reality. When you choose Campers Inn, you’re choosing reliability, experience, and a commitment to helping you travel farther and better. Start Your Journey Today Experience the thrill of the open road and the comfort of home with the pre-owned 2024 Grand Design Momentum G-Class 320G — now available at Campers Inn RV Macon, GA. Load up, head out, and make every trip an unforgettable adventure.

New 2026 Grand Design Momentum G-Class 320G

$99,995.00
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 G-Class 320G Toy Hauler Highlights: 11' Separate Garage Bath and a Half Fireplace Private Bedroom Adventure meets convenience in the 2026 Grand Design Momentum G-Class 320G, a toy hauler built for off-road enthusiasts and long weekends away from home. The 11' separate garage gives you ample space for your ATVs, motorcycles, or other toys, while the rear ramp door converts into a patio, perfect for enjoying sunsets or entertaining friends. Two entry doors, a loft bed, and both a full and half bath provide added flexibility for family and friends. Inside, the living area includes a fireplace and theater seating slide for ultimate comfort, while the full kitchen offers all the amenities needed to prepare meals on the road. The front private bedroom delivers a cozy retreat after a day of adventure, ensuring restful nights before your next ride. Exterior speakers extend the fun outdoors, making this toy hauler perfect for both adventure and leisure. The Momentum G-Class is designed for year-round travel. The Insulation Package features a heated and enclosed underbelly with suspended tanks, a high-capacity furnace, moisture barrier floor enclosure, and cabinet-mounted heat ducts. Additional features include a high-capacity water pump, dovetail rear end, and 2,500-lb. tie-downs to keep your toys secure. Inside, enjoy panoramic windows, a shower skylight, USB chargers in the bedroom, and residential cabinetry, making every trip comfortable and convenient. Why Buy from Campers Inn RV Tucson? Campers Inn RV Tucson offers the largest selection of Momentum G-Class toy haulers in the Southwest, expert staff to guide your purchase, and top-notch service to keep your adventures running smoothly. From first look to long-term ownership, we make your RV journey easy and enjoyable. Inventory/Stock Images may be shown. Colors and specifications may vary. Call our AMAZING TEAM for details.

New and used Grand Design RVs for sale

New 2026 Grand Design Momentum G-Class 320G

$131,821.00

New 2026 Grand Design Momentum G-Class 320G

$99,995.00

New 2026 Grand Design Momentum G-Class 320G

$99,995.00

New 2026 Grand Design Momentum G-Class 320G

Call for price

New 2026 Grand Design Momentum G-Class 320G

$99,995.00

New 2026 Grand Design Momentum G-Class 320G

$99,995.00

New 2026 Grand Design Momentum G-Class 320G

Call for price

New 2025 Grand Design Momentum G-Class 320G

$79,977.00

Used 2024 Grand Design Momentum G-Class 320G

$69,995.00

New 2026 Grand Design Momentum G-Class 320G

$99,995.00

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