-
2026 Grand Design Momentum M-Class 344M Exterior
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
+31
- SALE PRICE: $143,295
- MSRP: $165,229
- You Save: $21,934
-
40ft long
-
15,910 lbs
-
Sleeps 6
-
3 slides
-
Bath and a HalfLoft
344M Floorplan
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 |
| Interior Color | DUSK | 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 |
Description
Grand Design Momentum toy hauler 344M highlights:
- Dual Opposing Slides
- Two Power Awnings
- 11' Separate Garage
- Fireplace
- Kitchen Pantry
Experience extreme luxury and unmatched adventure capability with the New 2026 Grand Design Momentum M-Class 344M, now available at Campers Inn RV. This elite toy hauler redefines what it means to travel with power, style, and comfort, making it the perfect choice for riders, adventurers, and families who want to bring everything they love along for the journey.
From the moment you step inside, the Momentum M-Class 344M impresses with its intelligent design and premium features. The spacious garage area offers rugged versatility to haul your favorite toys—motorcycles, ATVs, dirt bikes, or outdoor gear—while doubling as a versatile living space thanks to convertible seating, storage systems, and high-quality tie-downs. When the adventure is done, transform the garage into a lounge or extra sleeping area, giving you ultimate flexibility.
The main living area is crafted for comfort and style, featuring a residential-grade entertainment center, premium furniture, and panoramic windows that bring in natural light and scenic views. The fully equipped kitchen boasts modern appliances, sleek countertops, and ample storage, making it easy to whip up meals after a day of outdoor fun. Dine, relax, and entertain in a space that feels as refined as it is functional.
Retreat to the luxurious master suite with a comfortable queen bed, generous closet space, and thoughtful amenities that create a private oasis. The adjacent full bathroom offers residential comforts, including a modern shower and premium fixtures. Every detail inside the Momentum M-Class 344M reflects Grand Design’s commitment to quality, durability, and comfort.
This model’s advanced construction and smart layout are designed for those who refuse to compromise. With high-capacity holding tanks, advanced climate control systems, and robust suspension, the 344M is ready for all your travel plans—whether chasing the perfect trail, weekend expeditions, or extended road trips across the country.
There are countless reasons to choose the 2026 Grand Design Momentum M-Class 344M. Bring rugged gear and luxury living together in one powerful package, enjoy spacious interiors, embrace flexible sleeping and living configurations, and travel with confidence knowing you have gear-ready storage and premium comforts. This toy hauler is perfect for thrill-seekers, families, and anyone ready to take their lifestyle on the road without compromise.
When you buy from Campers Inn RV, you partner with one of the nation’s most trusted RV dealers. Our experienced team provides honest guidance, thorough inspections, and transparent pricing to ensure you find the right RV for your needs. With flexible financing options, dedicated customer support, and a service department that keeps your RV running smoothly long after the sale, Campers Inn RV makes buying simple, stress-free, and enjoyable.
Elevate your travel lifestyle with the New 2026 Grand Design Momentum M-Class 344M at Campers Inn RV—where adventure starts and memories begin.
- 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)
Features
Standard Features
Exterior
- Keyed Alike™ Ramp Door Latches
- 2nd Patio Awning w/ LED Lights
- 3rd Awning w/LED Lights (Main Slide-395MS)
- Exterior Color Changing LED Accent Lighting
- High-Gloss Gel Coat Exterior Sidewalls
- Door Side Exterior Spray Port
- Frameless Tinted Windows
- Walk-On Roof
- 17.5" Spare Tire (Undermount)
- MORryde Strut Assist Entry Step
- Slam-Latch Baggage Doors
- Mo Secure
Construction
- 101" Wide-Body Construction
- 5-Side Aluminum Cage Construction
- Fully Enclosed Underbelly w/Heated Tanks and Storage
Running Gear
- Upgraded Axle Hangers
- Heavy Duty H-Rated Tires
- Heavy Duty 7,000lb. Axles with ABS Drum Brakes (381MS, 395MS)
- Heavy Duty 8,000lbs. Axles with ABS Drum Brakes (351MS)
- 17.5" H-Rated Aluminum Wheels
- MORryde® CRE3000 Suspension System
- Tow Assist ABS & Sway Mitigation System
Frame & Chassis
- 6-Point Hydraulic Leveling System
- 101" Wide Body Super Chassis
Interior
- Interior Color Changing LED Accent Lighting
- Hardwood Cabinet Doors w/Hidden Hinges
- Recliner Sofa w/Adjustable Headrest or Flip Down Cupholders
- Central Vacuum System w/ Tools and Dust Pan
- Plywood Drawer Bottoms
Kitchen
- Microwave
- Residential Kitchen Faucet
- Professional Grade Stainless Steel Cooktop
- 12v High Power MaxxAir Fan with Rain Sensor
- Window Behind Range (N/A 395MS)
- Kitchen Barstools w/Extended Countertops (351MS, 381MS)
- Smart Sink w/removable cutting board, produce strainer and glass rinser
Electrical
- Solar Prep (10 gauge wiring with universal MC4 connectors)
- 75 Amp Converter
- 12V Battery Disconnect
HVAC
- 12v High Power Fan (Kitchen)
- 35K BTU High Capacity Furnace
- Stealth AC System w/ Insulated A/C Ducts
- Attic Vent
- High Capacity Heat Ducts
Plumbing
- Exterior Spray Port (Door Side)
- 12V Tank Heaters
- Sewer House Storage Area
- Whole House Water Filtration System
- All-In-One Enclosed Utility Center
Bedroom
- Under Bed Storage Area
- Individually Switched Reading Lights Over Bed
- Bedside 110-Volt & USB Outlets
- Window Above Master Bed Headboard
- 60" x 80" Queen Pillow Top Bed Mattress
Bathroom
- Porcelain Toilet
- Medicine Cabinet w/Mirrored Door
- Undermount Lav Sink
- One-Piece Fiberglass Shower w/Glass Door & Teak Bench Seat
Appliance
- Fireplace with Electric Heater
- Stainless Steel 20 cu. ft. Refrigerator
- 30" Over-The-Range Microwave
Electronics
- Exterior Cable/SAT Plug-In
- LED Smart TV in Living Area
- Rockford Fosgate Stereo Ent. System w/HDMI and App Controls
- Exterior Speakers
- No-Crank Digital TV Antenna w/Booster
- LED TV in Garage (NA 336M)
- TravLFi On-Board WiFi Ready
Packages
Exterior Package
- Satellite TV Prep
- MORryde Strut Assist Entry Step
- Aluminum Quad Entry Steps - Garage Entry
- 7,000 lb. Axles w/Self Adjusting Brakes, Wet Bolts and Bronze Bushings
- 17” Aluminum Wheels (120PSI Rated)
- Cooper Tires® 17.5" All-Steel H-Rated Tires
- Slam-Latch Baggage Doors
- Frameless Tinted Windows
- Exterior Security Lights
- Power Patio Awning w/LED Lighting
- Folding Roof Ladder
- White Gel Coat Fiberglass Front Cap
- 12V Battery Disconnect
- All-In-One Exterior Utility Center
- 50 Amp Service
- Converter
- Enclosed Fuel Station w/ Dual Fuel Tank (Single Tank 336M)
- Partial Paint Gel Coat Fiberglass Front Cap
Interior Package
- 49" Class LED TV in Living Area
- Stereo Entertainment System w/Bluetooth and App Based Controls in Living Area
- Washer/Dryer Prep
- On Demand Water Heater
- Roller Shade Window Coverings (Main Living Area and Bedroom)
- Recessed LED Puck Lighting
- Solid Surface Countertops w/ Sink Covers
- Stainless Steel Undermount Kitchen Sink
- Chef Inspired Range & Oven w/ Cover
- Kitchen Pantry w/ LED Light Strip
- Garage Control Panel
Garage Package
- 32" Class LED TV in Garage
- Protective Diamond Plate on Garage Sidewalls
- 2,500 lb. Rated Flush-Mount Tie-Downs
- Ram-Air Garage Vents Both Sides
- Tuff-Ply Gas and Oil Resistant Garage Flooring
- FastRamp Rear Ramp Door
- Triple Insulated Garage Floor
Weather-Tek Package
- R-Value Equivalent (R-40 Roof / R-45 Floor / R-11 Sidewalls / R-40 Garage Floor / R-24 Slideroom Floor)
- Fully Enclosed and Heated, Underbelly and Storage Area
- Enclosed and Heated Low Point Drains
- Engineered Underbelly Airflow Heat Paths
- Stealth AC System w/ Insulated A/C Ducts
- Attic Vent
- Plumbing Line Insulation Barrier
See us for a complete list of features and available options!
All standard features and specifications are subject to change.
All warranty info is typically reserved for new units and is subject to specific terms and conditions. See us for more details.
Due to the current environment, our features and options are subject to change due to material availability.
Save your favorite RVs as you browse. Begin with this one!
Loading
*All calculated monthly payments are an estimate for qualified buyers only and do not constitute a commitment that financing or a specific interest rate or term is available. Financing terms may not be available in all Campers Inn locations. Campers Inn RV Sales is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual inventory in stock on our lot. Please contact us for availability as our inventory changes rapidly.
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.
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.



