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New 2026 Grand Design Momentum M-Class 392M

Toy Hauler Fifth Wheel

Stock #109490

Mesa, AZ

This Unit Includes $49,768 in Upgrade Options. Triple insulated garage floor keeps your living space comfortable in every climateTriple insulated garage floor keeps your living space comfortable in every climate.

1 of 41

+41

SALE PRICE: $154,995
MSRP: $188,237
Save: $33,242

Payments From: $1,036 /mo.

46ft long
18,114 lbs
Sleeps 8

3 slides
Bath and a Half

Loft

See All Specs

Specifications

Sleeps	8	Slides	3
Length	45 ft 11 in	Ext Width	8 ft 5 in
Ext Height	13 ft 6 in	Int Height	8 ft 5 in
Interior Color	ARTISAN	Hitch Weight	3650 lbs
GVWR	23500 lbs	Dry Weight	18114 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	2	Available Beds	Queen
Refrigerator Type	Stainless Steel	Refrigerator Size	20 cu ft
Cooktop Burners	3	Shower Size	48" x 30"
Number of Awnings	2	Axle Weight	7000 lbs
Garage Size	17 ft	LP Tank Capacity	30 lbs
Water Heater Type	Tankless	AC BTU	45000 btu
TV Info	LED TV; LR 49", Garage 32"	Awning Info	16' 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	573FM4839TBB04804

Description

"This is the manufacturer's minimum allowed advertised price, contact us today for your unbeatable personalized quote."

NEW 2026 Grand Design Momentum 392M – Where Power Meets Luxury

Adventure Highlights and Key Features

Massive 17' Separate Garage – Adventure Ready

Secure your ATVs, dirt bikes, or gear with the adjustable tie-down system
Dual Liftsuite Systems provide flexible sleeping or lounging areas for guests
Overhead loft bed for additional sleeping space or storage
Optional half bath and washer/dryer prep make it easy to extend your stay off-grid
Ramp door converts to a patio for outdoor lounging and fresh air entertainment
Includes a flip-up pet dish, because adventures are better with furry friends

Modern Living and Comfort

L-shaped reclining sofa offers plush seating across from a 50” LED TV for movie nights
Hybrid desk/dinette gives you a space to work remotely, dine, or play games
Dual opposing slides open the living area for a spacious, airy feel
Ambient LED accent lighting sets the perfect mood indoors

Chef-Inspired Kitchen

20 cu. ft. refrigerator and generous pantry for all your meal prep essentials
Expansive countertop space makes cooking simple and social
High-end finishes and appliances that bring residential quality to your campsite

Luxury Front Master Suite

Queen bed with optional King upgrade for extra space to stretch out
Slide-out with drawers and wardrobe storage to keep clothes organized
Premium design, soft lighting, and thoughtful details for restful nights

Built to Go Anywhere, Anytime

Fully enclosed and heated underbelly and storage area for all-season use
Triple insulated garage floor keeps your living space comfortable in every climate
5-sided aluminum cage construction ensures durability and strength on rough terrain
MORryde CRE3000 suspension and rubber pin box for smooth towing
Upgraded axle hangers for enhanced stability and handling

Luxury Packages Include:

Garage Package: Tuff-Ply gas and oil-resistant flooring for durability
Weather-Tek Package: Stealth AC System and full weather protection for year-round travel
Interior Luxury Package: Solid surface countertops, hardwood cabinet doors, hidden hinges, and central vacuum system

Why Buy From Little Dealer Little Prices?
When you shop at Little Dealer Little Prices, you get unbeatable value, family-style service, and one of the largest selections of RVs in the Southwest. With decades of trusted expertise, we make it easy to start your next adventure with transparent pricing, expert RV service, and lifetime warranty options. Whether you’re hauling your toys into the mountains or relaxing by the lake, our team helps you find the perfect RV for your lifestyle.

INVENTORY IMAGES MAY BE SHOWN. COLORS AND SPECS MAY VARY. CALL FOR DETAILS.

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.

Favorite RVs

Save your favorite RVs as you browse. Begin with this one!

Great experience!
Gary was awesome to work with. He and the team took really good care of us. We came from New Mexico to purchase and it all went smoothly.

Brian from Portales, NM
Good People/ Good Service
Purchase was quick - sales rep Carole was very accommodating. Tom who did our walk-thru was friendly & informative.

G from Chandler, AZ
Easy, buying process.
The whole process was very simple and stress free. Very thorough walk through of the TV as well. Recommend this dealer.

Jeff from SUPRSTITN Mountain, 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.

New 2026 Grand Design Momentum M-Class 392M

392M Floorplan

Specifications

Description

Features

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