New 2025 Grand Design Momentum M-Class 344M Toy Hauler Fifth Wheel

Stealth A/C System – Enjoy powerful cooling with quiet operation, ensuring every corner of your toy hauler stays at the perfect temperature.
Virtual Tour Fuel Station Surplus Sell-Off 2025
2025 344M Features and Options

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2025 Grand Design Momentum M-Class 344M – The Ultimate Luxury Toy Hauler for Thrill-Seekers

Get ready for adventure with the 2025 Grand Design Momentum M-Class 344M, a toy hauler built to handle your wildest outdoor excursions while providing top-tier luxury and comfort. Whether you're hitting the dunes, exploring rugged trails, or setting up camp in a scenic remote location, this fifth wheel delivers the perfect combination of power, style, and functionality. With an 11' separate garage, spacious living areas, and high-end amenities, the Momentum M-Class 344M is your gateway to unforgettable adventures.

Key Features & Highlights

  • 11' Separate Garage Space – Haul your ATVs, dirt bikes, or kayaks with ease using the rear ramp door. The garage transforms into a multi-purpose space with a power overhead bed and an optional Liftsuite System, giving you extra sleeping room. You can even add an optional half bath for added convenience!
  • Dual Opposing Slides in the Living Area – Expands your interior space, creating a wide-open floorplan with ample seating, a spacious kitchen, and plenty of room to unwind after a day of adventure.
  • 60-Gallon Fuel Station – Keep your toys fueled and ready to go with an onboard gas pump station, so you can stay out on the trails longer without worrying about running low on fuel.
  • Luxury Living Area with Fireplace – The L-shaped reclining sofa offers a front-row seat to the built-in fireplace and LED TV, creating a warm and inviting atmosphere for relaxation.
  • Hybrid Desk/Dinette Area – This versatile space doubles as a workstation or dining area, perfect for those who need to stay connected on the road while enjoying mealtime convenience.
  • Gourmet Kitchen – Prepare meals like a pro with a professional-grade stainless steel cooktop, solid surface countertops, large pantry, and a massive 20 cu. ft. refrigerator for all your food storage needs.

Master Suite & Bathroom Features

  • Front Master Bedroom with Dual Entry Bath – Enjoy a private retreat featuring a queen bed with an optional king upgrade, overhead storage, and a wardrobe slide for extra space. The dual entry bathroom makes access easy from either the hallway or bedroom.
  • Luxury Bathroom Amenities – Freshen up in a fiberglass shower with a glass door, upgraded fixtures, and modern cabinetry, ensuring a spa-like experience even when you're off the grid.
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Why Buy from Little Dealer Little Prices?

  • Unmatched Pricing & Value – We offer the best deals on top-quality RVs, ensuring you get the most out of your investment.
  • Expert Guidance & Support – Our team is passionate about RV living and adventure, ready to help you find the perfect model to fit your lifestyle.
  • Comprehensive Walkthroughs & Training – We make sure you know how to use every feature in your new RV before you hit the road.
  • Full-Service Maintenance & Repair – Keep your toy hauler in peak condition with our dedicated service team, available for routine maintenance, repairs, and upgrades.
  • A Community of Adventurers – When you buy from Little Dealer Little Prices, you join a network of fellow RVers who share your love for the open road!

The 2025 Grand Design Momentum M-Class 344M is the ultimate luxury toy hauler built for those who demand both power and comfort in their RV experience. 

Stock 360 Tours and Stock Images May Be Shown. Colors and Specs May Vary. Call for Details.

Options:
  • Dual Opposing Slides
  • Two Power Awnings
  • 11' Separate Garage
  • Fireplace
  • Kitchen Pantry
What Our Customers Are Saying

Great Experience

They went above and beyond to make a wonderful experience buying our camper. From sales to the guys doing the walk through to finance. I would highly recommend them to anyone. Very easy transaction. A+ rating in our book. Thank you for everything. - Jason
Price: $152,113
You Save: $52,115
Sale Price: $99,998
Campers Inn
Location: Mesa, AZ
Stock# 103973
To get help now on this RV, call and enter the RV ID if prompted.
RV ID: 2823512#
(enter this ID if prompted)
2025 344M Specifications
Sleeps 5
Slides 3
Length 39 ft 11 in
Ext Width 8 ft 5 in
Ext Height 13 ft 6 in
Int Height 8 ft 5 in
Interior Color DUSK
Hitch Weight 3300 lbs
GVWR 19000 lbs
Dry Weight 15138 lbs
Fresh Water Capacity 140 gals
Grey Water Capacity 104 gals
Black Water Capacity 52 gals
Tire Size ST215/75R17.5 LRH
Furnace BTU 35000 btu
Fuel Capacity 60 gals
Available Beds Queen
Refrigerator Type Stainless Steel
Refrigerator Size 20 cu ft
Cooktop Burners 3
Shower Size 30" x 48"
Number of Awnings 2
Garage Size 11 ft
LP Tank Capacity 30 lbs
Water Heater Type Tankless
AC BTU 30000 btu
TV Info LED TV; LR 49", Garage 32"
Awning Info 10' and 18' Power with LED Lights
Axle Count 3
Washer/Dryer Available Yes
Number of LP Tanks 2
Shower Type Shower w/Seat
Electrical Service 50 amp
VIN 573FM4222SBB03783
For more information Contact Us

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Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.