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New 2025 Grand Design Momentum M-Class 344M

Toy Hauler Fifth Wheel

Stock #103973

Mesa, AZ

Stealth A/C System – Enjoy powerful cooling with quiet operation, ensuring every corner of your toy hauler stays at the perfect temperature.

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SALE PRICE: $119,995
MSRP: $152,113
Save: $32,118

Payments From: $802 /mo.

Sleeps 5
3 Slides
Bath and a Half

Loft

40ft Long
15,138 lbs
DUSK

See All Specs

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

Description

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.

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

Features

Standard Features (2025)

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.

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Our first RV
Dustin was awesome. Our tech was amazing and very helpful the whole experience was amazing

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Best service ever
From start to finish we had the best experience Gary our sales person and Patricia our finance gal where patient kind and answered all of our questions. This was the most painless experience we've ever experienced making a purchase. We recommend anybody to this dealership.

Michelle from Sun City, AZ
Great sales and finance closing
The salesman Tim was very conscientious and the paperwork closing was very quick and efficient.

Karen from Scottsdale, 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.

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.