OVERVIEW
Product Overview
The 2024 Grand Design Momentum G-Class 320G combines premium residential comfort, impressive cargo capacity, and rugged toy-hauling capability in a fifth wheel designed for adventurers who refuse to compromise. With its spacious layout, high-end amenities, and dedicated garage space, the 320G is equally suited for weekend escapes, extended travel, and full-time RV living.
Inside, the 320G features a spacious triple-slide floorplan that creates an open residential atmosphere throughout the coach. Premium furnishings, solid-surface countertops, hardwood cabinetry, and modern finishes showcase Grand Design’s commitment to quality. The living area includes theater seating, an entertainment center, and a fireplace, providing a comfortable place to relax after a day of adventure. The garage also converts into additional living and sleeping space, making the coach ideal for families and guests.
The kitchen is equipped with a large 15-cubic-foot refrigerator, microwave, three-burner cooktop, generous pantry space, and ample cabinetry for extended trips. The front master suite features a queen bed, large wardrobe, washer and dryer prep, and direct access to a spacious bathroom with a sunken shower and residential-style amenities.
A standout feature of the Momentum 320G is its approximately 11-foot garage, providing ample room for motorcycles, ATVs, golf carts, or other recreational gear. Heavy-duty tie-downs, a ramp door patio system, and an available HappiJac bed system add versatility and convenience for every adventure.
Built for extended-season camping, the 320G includes Grand Design’s insulated construction package featuring R-40 roof and floor insulation, a triple-insulated garage floor, enclosed underbelly, and solar package capabilities. Additional features such as six-point electric auto-leveling, Rockford Fosgate audio, a 30-gallon fuel station, and massive storage capacity make this toy hauler ready for wherever the road leads.
The 2024 Grand Design Momentum G-Class 320G delivers luxury living, exceptional cargo flexibility, and premium construction—making it one of the most versatile and sought-after toy haulers in its class.
FLOOR PLAN

SPECIFICATIONS
FEATURES
- 11' separate garage
- Ramp door patio system
- Bath and a half floorplan
- 30-gallon fuel station
- Loft sleeping area
- Three slide-out floorplan
- 6-point electric auto-leveling system
- Exclusive wide-body Super Chassis design
- Triple-insulated garage floor
- Triple-insulated garage ramp door
- Fireplace entertainment center
- Theater seating
- Residential refrigerator
- 40" LED TV
- Soft-close cabinet doors and drawers
- Residential cabinetry package
- Large panoramic windows
- Sunken shower/tub design
- Washer and dryer prep
- Flip-up pet dish station
- 104-gallon fresh water capacity
- Heated and enclosed underbelly
- Heated enclosed dump valves
- Race Track ducted A/C system
- 15K BTU main air conditioner
- Universal docking station
- Aluminum wheels
- Dual power awnings
- Solar prep
- Backup camera prep




