New 2026 Grand Design Momentum M-Class 392M Toy Hauler    

New 2026 Grand Design Momentum M-Class 392M Toy Hauler

Grand Design Momentum M-Class toy hauler 392M highlights: L-Shaped Sofa with Recliner, Queen Bed, Overhead Loft Bed, Ramp Door/Patio. Optioned with 20cu ft 12V Refrigerator, 6k Yamaha Generator, 3rd AC, Heat Pump AC, 1/2 Bathroom, Momentum Garage Suite Featuring P2K Bed Lift, Exterior Entertainment Center and Solar + Package One Additional 330w Panel & 2000w Inverter. This toy hauler with a 17' separate garage will be perfect for your outdoor adventures. There is an adjustable tie-down system to keep your gear secure, an overhead loft bed, plus an optional half bath. And two optional Liftsuite Systems can be added if you need more sleeping space. There is also washer and dryer prep here, along with a flip-up pet dish for your furry friends. The chef will love the large kitchen countertop for more meal prep space, and there is a 20 cu. ft. refrigerator and pantry for food storage. You can get comfy on the L-shaped sofa across from the 50" TV, or get some work done at the hybrid desk/dinette. There are also dual opposing slides here for added space. The third slide out is found in the front master bedroom, which includes drawers and storage space for your things. A queen bed will provide a great night's rest, and you have the option to choose a king bed if you want more space to stretch out! With any Momentum M-Class toy hauler by Grand Design, you will enjoy luxury at every turn! They have been constructed to a superior standard with a thermal roof design, triple insulated main floor and garage floor, and a Rail-Tite underbelly seal that will allow you to camp in all elements. Each model also features an 8' 5" wide body chassis with a wide rail design, no wheel wheels, and a dovetail entry for easier loading. The Stealth A/C system provides maximum cooling power, and the CRE3000 suspension system means you can enjoy a smooth tow each time. You will love the luxurious interior with a professional grade stainless steel cooktop, interior color changing LED accent lighting, a fiberglass shower with a glass door, and solid surface countertops. Hitch 3,650 UVW 18,114 GVWR 23,500 Length 45' 11" Height 13' 6" Sleeps 9 MSRP $167,477 OVERALL SIZE Exterior Height 13' 6" Exterior Height (w/opt. AC) 13' 6" Exterior Length 45' 11" Exterior Width 8' 5" Exterior Width (w/ slide out) 13' 4" Interior Height 8' 5" WEIGHTS Hitch / Pin Weight 3,650 lbs. UVW 18,114 lbs. GVWR 23,500 lbs. CAPACITY Fresh Water Capacity 140 gal. Gray Water Capacity 104 gal. Waste Water Capacity 52 gal. Propane Tanks 2 LPG 60 Sleeping Capacity 9 Fuel Capacity 60 APPLIANCES Water Heater On-Demand Refrigerator 20 cu. ft. Furnace 35,000 BTU AC 45,000 BTU RUNNING GEAR Axles 3 Wheel Size 17.50 in. Tire Size ST215/75R17.5R LRH CONSTRUCTION Construction Type Aluminum Cage Floor R-Value R-45 Wall R-Value R-11 Roof R-Value R-40 Slide Room R-Value R-11 Garage R-Value R-40 DIMENSIONS Standard Bed 60 X 80 Queen Bed (King Opt.) Standard Bunk N/A Shower 48 X 30 Garage Length 17' EXTERIOR Slides 3 Awnings 2 Awning Length 18