New 2026 Grand Design Momentum G-Class 415G Toy Hauler Grand Design Momentum G-Class toy hauler 415G highlights: 14' Separate Garage, Fireplace, Private Bedroom, 30 Gallon Fuel Station, Dual Entry Doors. Optioned with 20cu ft 12V Refrigerator, 3rd AC, Heat Pump AC, 6k Watt Yamaha Generator, 1/2 Bathroom in Garage, Momentum Garage Suite Featuring P2K Bed Lift, Rear Aluminum Deck System, Exterior Entertainment Center and Solar = Package One Additional 300w Panel & 2000w Inverter. A 14' separate garage in this toy hauler offers plenty of space for your off-road toys! You will appreciate the convenience of having a full bathroom with a walk-in shower and you can even add an optional half bath to the garage area. You will also appreciate the two entry doors, and flip-up pet dish. The rear ramp door can even be converted into a patio, plus there are exterior speakers to keep the party going. Everyone will love hanging out in the separate living area with a fireplace at the entertainment center, two theater seating slides, and a third theater seating. The fully equipped kitchen has everything you need to prepare delicious home cooked meals. The front private bedroom offers an escape to rest and relax on a queen bed for the next ride! 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. Hitch 3,422 UVW 15,310 GVWR 22,500 Length 44' 11" Height 13' 6" Sleeps 6 MSRP $125,405 OVERALL SIZE Exterior Height 13' 6" Exterior Height (w/opt. AC) 13' 6" Exterior Length 44' 11" Exterior Width 8' 5" Exterior Width (w/ slide out) 14' 6" Interior Height 8' 7" WEIGHTS Hitch / Pin Weight 3,422 lbs. UVW 15,310 lbs. GVWR 22,500 lbs. CAPACITY Fresh Water Capacity 98 gal. Gray Water Capacity 52 gal. Waste Water Capacity 104 gal. Propane Tanks 2 LPG 60 Sleeping Capacity 6 Fuel Capacity 30 APPLIANCES Water Heater Tankless Refrigerator 15 cu. ft. Furnace 35,000 BTU AC 15,000 BTU RUNNING GEAR Axles 3 Wheel Size 17.50 in. Tire Size 17.5 CONSTRUCTION Construction Type Aluminum Cage Floor R-Value R-40 Wall R-Value R-11 Roof R-Value R-40 Slide Room R-Value R-7 Garage R-Value R-30 DIMENSIONS Standard Bed 60 X 80 Queen Bed (King Opt.) Standard Bunk N/A Shower 48 X 30 Garage Length 14 EXTERIOR Slides 3 Awnings 2 Awning Length 15' 12'