2026 GRAND DESIGN MOMENTUM 397THS

358314

573FM4637TBB04772

2026

Draper, Utah 84020

New

NEW 2026 GRAND DESIGN MOMENTUM 397THS – 358314 The 2026 Grand Design Momentum 397THS is a flagship luxury toy hauler built for travelers who demand residential comfort, massive cargo capacity, and rugged off‑grid capability. At over 44 feet long with a triple‑axle foundation, the 397THS delivers exceptional stability, storage, and towing confidence. The 13'6" garage transforms from a high‑capacity cargo bay into a fully functional living space with a half bath, Happi‑Jac queen bed, rollover sofas, and its own entry door. Whether hauling ATVs, motorcycles, kayaks, or a side‑by‑side, the garage is engineered for serious adventure. Inside, the main living area features opposing slides, a large entertainment center, theater seating, a tri‑fold sofa, and a spacious kitchen with a 20‑cu‑ft 12V refrigerator, convection microwave, and a large island. The panoramic windows and high ceilings create an open, residential feel. Up front, the master suite includes a king bed, large wardrobe, washer/dryer prep, and direct access to the luxurious full bathroom with a 48" x 30" shower and molded seat. The Stealth 3+ A/C system provides 30,000 BTU of ultra‑quiet cooling, while the 40,000 BTU furnace and tankless water heater ensure year‑round comfort. With three awnings, a 60‑gallon fuel station and generator, the Momentum 397THS is built for extended stays, remote camping, and high‑end adventure living. It’s a true luxury home on wheels designed for travelers who want capability without compromise. Mileage: 0 Height: 13

140 gal

104 gal

104 gal

8

3

3,450 lb

44 ft

8 in

17,514 lb