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Grand Design Momentum M-Class 344M Toy Hauler – Highlights

  • 11' Separate Garage with Optional Half Bath

  • Dual Opposing Slides for Spacious Living

  • Two Power Awnings with Outdoor Shade

  • Fireplace & Entertainment Center

  • Large Kitchen Pantry & 20 Cu. Ft. Refrigerator

The Momentum M-Class 344M by Grand Design blends rugged adventure with luxury living. Unload your toys using the rear ramp door, then refuel with the 60-gallon fuel station before hitting the trails again. The 11' garage doubles as a flexible space with an overhead bed, an optional Liftsuite system, and an available half bath for added convenience.

In the main living area, enjoy the open feel of dual opposing slides, an L-shaped reclining sofa, a hybrid desk/dinette, and a cozy fireplace for relaxing evenings.

The kitchen is equipped with a 20 cu. ft. refrigerator, professional-grade cooktop, and large pantry for all your camping meals.

Up front, the private master suite offers a queen bed (optional king), a wardrobe slide, overhead cabinets, and direct access to the dual-entry bath with a fiberglass shower and glass door.

Every Momentum M-Class is built for durability and all-season comfort with a thermal roof design, triple insulated floors, Rail-Tite underbelly seal, and wide-body chassis. Towing is smooth with the CRE3000 suspension system, while the Stealth A/C system ensures efficient climate control.

Inside, luxury finishes like solid surface countertops, LED accent lighting, and residential-style furniture create a true home-away-from-home.

The Momentum M-Class 344M is the perfect balance of power, storage, and comfort—ready for your next big adventure.

This is the manufacturer's minimum allowed advertised price. Please contact us today for your unbeatable personalized quote.

New 2026 Grand Design Momentum M-Class 344M

Type: Fifth Wheel
Condition: NEW
Year: 2026
Manufacturer: Grand Design
Brand: Momentum M-Class
Model: 344M
Weight (Dry/Gross): 15138 lbs / --
Sleeps: 5
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