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Used 2024 Grand Design Momentum M-Class 344M

Toy Hauler Fifth Wheel

Stock #21156839

Phoenix, AZ

tHE Happi-Jac rollover sofas with a table and top bed can create additional seating or sleeping space.Happi-Jac rollover sofas with a table and top bed can create additional seating or sleeping space.

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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
Hitch Weight	3734 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	On Demand
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	573FM4229RBB02852

Description

USED 2024 Grand Design Momentum M-Class 344M — Where Adventure Meets Luxury

Hit the trails and make every adventure unforgettable with the 2024 Grand Design Momentum M-Class 344M, a toy hauler designed for off-road enthusiasts and family campers alike. With an 11’ separate garage, dual opposing slides, and two power awnings, this fifth wheel provides the perfect balance of rugged functionality and upscale comfort.

Your toys are easy to load with the ramp door, and the 60-gallon fuel station keeps your ATVs, dirt bikes, or side-by-sides ready to go. The garage area also includes an overhead bed for guests, and the optional Happi-Jac rollover sofas with a table and top bed can create additional seating or sleeping space. You can even add an optional half bath for maximum convenience.

Step into the main living area and discover generous counter space, a 20 cu. ft. refrigerator, an L-shaped sofa, and a hybrid desk/dinette perfect for dining or remote work. The dual-entry bath ensures easy access to the front master bedroom, featuring a queen bed (optional king), overhead storage, and a wardrobe slide to keep all your belongings organized. A fireplace adds a cozy touch, perfect for relaxing after a day of adventure.

Key Features for Off-Road Fun and Comfort
• 11’ separate garage with overhead bed
• Optional Happi-Jac rollover sofas, table, and half bath
• Dual opposing slides and two power awnings for expanded living space
• L-shaped sofa and hybrid desk/dinette
• Front master bedroom with queen bed slide out, optional king, wardrobe, and overhead storage
• Kitchen with ample counter space, pantry, and professional-grade stainless steel cooktop
• Fireplace for cozy evenings
• 8’5” wide-body chassis with CRE3000 suspension for smooth towing
• Stealth A/C system for maximum cooling
• Triple-insulated floors and garage, thermal roof, and Rail-Tite underbelly seal for all-season camping
• Interior luxuries include solid surface countertops, fiberglass shower with glass door, and color-changing LED accent lighting

The Momentum M-Class toy haulers by Grand Design are built for extreme adventure and luxury camping. With a wide rail chassis, dovetail entry, and premium finishes, you can confidently tow your toys anywhere while enjoying all the comforts of home.

Buy from Little Dealer Little Prices for fair pricing, expert guidance, and a hassle-free RV buying experience. The Momentum M-Class 344M is more than a toy hauler—it’s your gateway to adventure, comfort, and unforgettable memories.

Features

Standard Features (2024)

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, 398M)
Heavy Duty 8,000lbs. Axles with ABS Drum Brakes (349M, 351MS)
17.5" H-Rated Aluminum Wheels
MORryde® CRE3000 Suspension System
Anti-Lock Brake 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
Sofa w/Headrest (Includes Heat, Massage & LED Lighting Package)
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 (349M, 351MS, 381MS, 398M)
Kitchen Barstools w/Extended Countertops (349M, 351MS, 381MS, 398M)
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 (N/A 336M)
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 (N/A 336M)
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
12 Gallon Gas/Electric 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 (N/A 336M)

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(N/A 336M)
Tuff-Ply Gas and Oil Resistant Garage Flooring
FastRamp Rear Ramp Door(N/A 336M)
Triple Insulated Garage Floor (N/A 336M)

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.

Favorite RVs

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Easy Process
Easy process for first time buyers, went over all functions. Let us take our time to look over things

Jerry from Peoria, AZ
Customer service
Very friendly and put my husband at ease. Mix up on picking up our rig but all worked out well

Joan from Sioux Falls, SD
Here for 10 minutes
Found what we wanted in 10 minutes and it was a seamless process to get our grand design. Great theme that is kid friendly.. we appreciate the effort and decor. 100% satisfaction

Darrell from Buckeye, AZ

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Please contact us @ 928-350-2400 for availability as our inventory changes rapidly. Little Dealer Little Prices strives for accurate website information but is not responsible for misprints, typos, or errors on our website. Manufacturer or sample photos and specifications may be used in place of actual unit photos and specs. Monthly payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available. Prices exclude taxes, PDI, documentation and delivery fees, destination charges and fees. This offer expires when this information changes or the stock number is sold.

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Used 2024 Grand Design Momentum M-Class 344M

344M Floorplan

Specifications

Description

Features

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