New and used 320G Momentum G-Class by Grand Design RVs for sale

New 2026 Grand Design Momentum G-Class 320G

$113,895.00
RIPON
Ripon, CA

View Details

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

$113,895.00
HAPPY DAZE RVS GILROY
Gilroy, CA

View Details

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

$113,895.00
BAKERSFIELD
Bakersfield, CA

View Details

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

$113,895.00
HAPPY DAZE RVS SACRAMENTO
Sacramento, CA

View Details

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

$84,895.00
MIKE THOMPSON RV OF SANTA FE SPRINGS, CA
Santa Fe Springs, CA

View Details

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

$84,895.00
MIKE THOMPSON RV OF COLTON, CA
Colton, CA

View Details

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

$84,895.00
MIKE THOMPSON RV OF FOUNTAIN VALLEY, CA
Fountain Valley, CA

View Details

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

$84,895.00
MIKE THOMPSON RV OF CATHEDRAL CITY, CA
Cathedral City, CA

View Details

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

$113,895.00
CAMPERS INN RV HUNTSVILLE-MADISON
Madison, AL

View Details

Grand Design Momentum G-Class 320G Toy Hauler Highlights: 11' Separate Garage with Ramp Patio Bath and a Half Private Front Bedroom Overhead Loft Bed Fireplace and Theater Seating Fuel Station with Interior/Exterior Gauge Premium Comfort Meets Rugged Utility Take your adventure to the next level with the Momentum G-Class 320G toy hauler by Grand Design. Built for thrill-seekers and off-road enthusiasts, this model features an 11-foot separate garage perfect for storing ATVs, motorcycles, or other gear. Once unloaded, the rear ramp converts into a patio deck, expanding your outdoor living space and providing the perfect spot to relax or entertain. Inside the garage, you’ll find power rollover sofas, a half bath, and a loft bed above—ideal for guests or extra storage. Two entry doors offer convenient access from both the main living area and the garage. Residential-Style Interior with Functional Design The main living space includes a fireplace, theater seating in a slide-out, and a fully equipped kitchen—making it easy to cook meals and relax after a day on the trails. Large panoramic windows bring in natural light, while residential cabinetry and quality finishes provide a warm, inviting feel. When it's time to unwind, head to the private front bedroom, complete with a walk-around bed, overhead storage, and access to the full bathroom. Built for All-Season Performance The Momentum G-Class 320G is engineered for year-round adventure with features like: Heated and enclosed underbelly with suspended tanks Moisture barrier floor enclosure High-capacity furnace Cabinet-mounted heat ducts These upgrades allow you to travel in comfort whether you're chasing summer sun or winter snow. Toy Hauler Features That Work as Hard as You Do Integrated fuel station with interior and exterior gauge Dovetail rear end for smoother loading 2,500-lb rated tie-downs anchored into the chassis USB charging ports in the bedroom Shower skylight for added natural light From dawn rides to sunset cookouts, the Grand Design Momentum G-Class 320G has the space, durability, and creature comforts to match your adventurous lifestyle. This is the manufacturer's minimum allowed advertised price. Please contact us today for your unbeatable personalized quote.

New 2026 Grand Design Momentum G-Class 320G

$113,895.00
CAMPERS INN RV ACWORTH, GA
Acworth, GA

View Details

Grand Design Momentum G-Class 320G Toy Hauler – Built for Adventure and Comfort Key Features: 11' Separate Garage – Perfect for storing ATVs, dirt bikes, or other outdoor gear. Bath and a Half – Enjoy the convenience of two bathrooms, ideal for families or guests. Loft Bed – Extra sleeping space for kids or visitors. Cozy Fireplace – Relax indoors after a day of adventure. Private Front Bedroom – A quiet retreat with ample storage. Onboard Fuel Station – Keep your toys ready to ride anytime. Ready for the Ride of Your Life? The Momentum G-Class 320G by Grand Design is your ultimate companion for off-road adventures and comfortable living. Unload your gear from the spacious 11' garage, hit the trails, and return to a luxurious interior designed for relaxation and convenience. This toy hauler features a convertible rear ramp patio, dual entry doors, and a loft bed for added versatility. Whether you're hosting friends or enjoying a quiet evening, the exterior speakers and theater seating create the perfect atmosphere. The full kitchen and fireplace make it feel like home, while the private bedroom offers a peaceful escape. Built for All Seasons and All Terrains With the Insulation Package, including a heated and enclosed underbelly, high-capacity furnace, and moisture barrier floor enclosure, the Momentum G-Class is ready for year-round travel. The fuel station with interior/exterior gauges and 2,500-lb tie-downs ensures your gear stays secure and ready to go. Inside, enjoy panoramic windows, a shower skylight, USB charging ports, and residential-style cabinetry—all designed to enhance your comfort and convenience. This price reflects the manufacturer's minimum advertised pricing policy. Contact us today for your exclusive, personalized quote—our best deals are just a conversation away!

New and used 320G Momentum G-Class by Grand Design RVs for sale

New 2026 Grand Design Momentum G-Class 320G

$113,895.00

New 2026 Grand Design Momentum G-Class 320G

$113,895.00

New 2026 Grand Design Momentum G-Class 320G

$113,895.00

New 2026 Grand Design Momentum G-Class 320G

$113,895.00

New 2025 Grand Design Momentum G-Class 320G

$84,895.00

New 2025 Grand Design Momentum G-Class 320G

$84,895.00

New 2025 Grand Design Momentum G-Class 320G

$84,895.00

New 2025 Grand Design Momentum G-Class 320G

$84,895.00

New 2026 Grand Design Momentum G-Class 320G

$113,895.00

New 2026 Grand Design Momentum G-Class 320G

$113,895.00

Navigation

Site Information

Find Your Next RV

Contact Info