2025 Grand Design Momentum 344M

New Toy Hauler in Rockwall, Texas, 75087

$105,995.00
Show All 51 Photos
New 2025 Grand Design Momentum 344M available in Rockwall, Texas
2025 Grand Design Momentum 344M - New Toy Hauler For Sale by McClain's RV Rockwall in Rockwall, Texas
2025 Momentum 344M by Grand Design from McClain's RV Rockwall in Rockwall, Texas
New 2025 Grand Design Momentum 344M available in Rockwall, Texas

Unit Specs

  • Stock #13958
  • Year2025
  • ManufacturerGrand Design RV
  • Make Grand Design
  • ModelMomentum
  • Floorplan344M
  • Type Toy Hauler
  • Secondary Type Fifth Wheel
  • ConditionNew
  • Mileage1 miles
  • Length39' 11"
  • Width8' 5"
  • Height13' 6"
  • VIN573FM4227SBB03665
  • MSRP $152,031.00
  • Sale Price $105,995.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Water Capacity (Fresh)140 gal
  • Water Capacity (Black)52 gal
  • Water Capacity (Grey)104 gal
  • GVWR19,000 lbs
  • UVW15,138 lbs
  • Tow/Hitch Weight3300 lbs

The 2025 Grand Design Momentum 344M is the ultimate luxury toy hauler, combining high-end comfort with rugged adventure capabilities. Its 13' garage provides ample space for hauling motorcycles, ATVs, or gear, while also doubling as a functional living area with Happi-Jac power bunks and rollover sofas. The residential-style interior features plush seating, a fireplace, and a large LED TV, creating a cozy retreat after a day of adventure.

The chef-inspired kitchen is designed for convenience with solid-surface countertops, a residential refrigerator, and a three-burner cooktop. The private master suite offers a king-sized bed, ample storage, and washer/dryer prep, while the luxury bathroom features a spacious shower with a skylight and elegant vanity. Built for off-grid capability, the triple A/C units, onboard generator, and solar prep ensure you're always comfortable, no matter where your journey takes you.

Outside, the Momentum 344M extends your living space with dual power awnings, an exterior entertainment system, and a rear patio deck for enjoying the outdoors. Its high-end suspension and durable construction make it road-ready for all terrains. Whether you're a weekend warrior or a full-time traveler, this Grand Design Momentum delivers the perfect balance of luxury and adventure. Contact us today to make it yours!

 

 

 

 



View a video of this 2025 Grand Design Momentum 344M RV on YouTube!

2025 Grand Design Momentum 344M Features


2025 Grand Design Momentum 344M Literature


2025 Momentum Brochure PDF 2025 Momentum Brochure 1
Text Seller
Seller Info

McClain's RV Rockwall

2505 E. I-30
Rockwall, TX 75087

Member Since 2019

See 1412 Reviews

Unit Specs

  • Stock #13958
  • Year2025
  • ManufacturerGrand Design RV
  • Make Grand Design
  • ModelMomentum
  • Floorplan344M
  • Type Toy Hauler
  • Secondary Type Fifth Wheel
  • ConditionNew
  • Mileage1 miles
  • Length39' 11"
  • Width8' 5"
  • Height13' 6"
  • VIN573FM4227SBB03665
  • MSRP $152,031.00
  • Sale Price $105,995.00
  • Need to know your payment? Use our RV Loan Calculator!
  • Water Capacity (Fresh)140 gal
  • Water Capacity (Black)52 gal
  • Water Capacity (Grey)104 gal
  • GVWR19,000 lbs
  • UVW15,138 lbs
  • Tow/Hitch Weight3300 lbs

Estimated Payment-

Interest Rate % *(W.A.C.)
Term Years
Down Payment $
*W.A.C. = With approved credit

Email Seller

Request More Info on this 2025 Grand Design Momentum 344M Offered for sale by McClain's RV Rockwall
McClain's RV Rockwall
McClain's RV Rockwall

2505 E. I-30
Rockwall, TX 75087

Phone: Click to Call

campground and travel trailer

Everything about RV life delivered directly to your inbox. The hottest RVs, tips & tricks, recipes, travel destinations, new gadgets & much more!

Child Eating s'mores
2025 Grand Design Momentum 344M Gallery

Click on images to see them enlarged in a slideshow format

New 2025 Grand Design Momentum 344M available in Rockwall, Texas
2025 Grand Design Momentum 344M - New Toy Hauler For Sale by McClain's RV Rockwall in Rockwall, Texas
2025 Momentum 344M by Grand Design from McClain's RV Rockwall in Rockwall, Texas
New 2025 Grand Design Momentum 344M available in Rockwall, Texas