New 2026 Grand Design Momentum M-Class 344M Toy Hauler Fifth Wheel

11ft Garage Dual Entry
2026 344M Features and Options

Grand Design Momentum toy hauler 344M highlights:

  • Dual Opposing Slides
  • Two Power Awnings
  • 11' Separate Garage
  • Fireplace
  • Kitchen Pantry

 

Spend your days at the campground kicking up mud with this toy hauler in tow! once you've unloaded your toys from the ramp door, you can use the 60 gallon fuel station to fill up and head out on a trail! The overhead bed provides a place for guests to sleep, and there is a Liftsuite System for more sleeping space if needed. There is even an optional half bath here if you choose to make this space more accommodating. Head to the middle kitchen and living area where you'll enjoy generous counter space to prep meals, a spacious 20 cu. ft. refrigerator, an L-shaped sofa with recline, plus a hybrid desk/dinette that will serve as a dining or working space. The dual entry bath creates a front master bedroom you are sure to love. There is a queen bed with an optional king bed, plenty of overhead storage, and a wardrobe slide to keep your things organized. 

 

The Momentum fifth wheel toy haulers by Grand Design are built for four seasons of travel with your off-road toys and include luxurious accommodations throughout for extreme living! Each is constructed to a superior standard with the fully enclosed and heated underbelly and storage area, the 5-sided aluminum cage, and the triple insulated garage floor. The MORryde CRE3000 suspension system and rubber pin box, plus the upgraded axle hangers provide the performance and smooth towing you desire, while the interior offers luxury such as color changing LED accent lighting, hardwood cabinet doors with hidden hinges, and a central vacuum system. Each toy hauler also includes four packages, including the Garage Package with Tuff-Ply gas and oil-resistant flooring, the Weather-Tek Package with a Stealth AC System, and the Interior Luxury Package with solid surface countertops!

 

Options:
  • Luxury Interior Package
  • Exterior Package Package
  • Garage Package
  • Weather-Tek Insulation Package
  • Under Unit LED Light Kit
  • Bedroom AC
  • 3rd AC Prep
  • Kitchen Power Fan with Rain Sensor
  • Garage LED HD TV
  • Auxiliary Fresh Water Tank
  • 20 Cu. Ft. 12V Refrigerator
  • OmniConnect - Satellite, Cellular and Wifi Internet Prep
  • Upgraded Cooper H-Rated Tires with 17.5" Wheels (Tandem Axle)
  • Rockford Fosgate Stage 1 Stereo - 500 Watts, Interior/Exterior Speakers with 10" Powered Sub
  • 6K Watt Generator
  • Gen III 3 Season Door with Sliding Windows
  • 3rd AC
  • Heat Pump AC
  • 1/2 Bathroom (Garage)
  • Momentum Garage Suite Featuring P2K Bed Lift
  • Rear Aluminum Deck System with Rear Power Awning
  • Momentum Patio Chairs
  • Exterior Entertainment Center
  • Solar + Package
  • 8K Axle with ABS Drum Brakes (Double Axle)
What Our Customers Are Saying

Absolutely amazing and so kind!

Absolutely amazing and so kind! We have a hybrid travel trailer and we were getting tossed around traveling from the Denver area to Miles City Mt. During the trip we had a mishap with an hidden and illplaced clearance bar that resulted in roof damage and antenna damage. We called them from Douglas, Wy to see if they could at least install an anti-sway system. They were ready for us the minute we pulled - Lindsay
Price: $165,229
You Save: $21,934
Sale Price: $143,295
Campers Inn
Location: Troy OH
Stock# 21172358
To get help now on this RV, call and enter the RV ID if prompted.
RV ID: 3368709#
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2026 344M Specifications
Sleeps 6
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
Hitch Weight 3500 lbs
GVWR 19000 lbs
Dry Weight 15910 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
Number Of Bunks 1
Available Beds Queen
Refrigerator Type Stainless Steel
Refrigerator Size 20 cu ft
Cooktop Burners 3
Shower Size 30" x 48"
Number of Awnings 2
Axle Weight 7000 lbs
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 573FM4228TBB04292
For more information Contact Us
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