New 2026 Grand Design Momentum M-Class 392M
+50- SALE PRICE: $134,989
- MSRP: $188,237
- Save: $53,248
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46ft long
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18,114 lbs
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Sleeps 8
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3 slides
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Bath and a HalfLoft
392M Floorplan
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
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Secure your ATVs, dirt bikes, or gear with the adjustable tie-down system
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Dual Liftsuite Systems provide flexible sleeping or lounging areas for guests
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Overhead loft bed for additional sleeping space or storage
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Optional half bath and washer/dryer prep make it easy to extend your stay off-grid
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Ramp door converts to a patio for outdoor lounging and fresh air entertainment
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Includes a flip-up pet dish, because adventures are better with furry friends
Modern Living and Comfort
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L-shaped reclining sofa offers plush seating across from a 50” LED TV for movie nights
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Hybrid desk/dinette gives you a space to work remotely, dine, or play games
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Dual opposing slides open the living area for a spacious, airy feel
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Ambient LED accent lighting sets the perfect mood indoors
Chef-Inspired Kitchen
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20 cu. ft. refrigerator and generous pantry for all your meal prep essentials
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Expansive countertop space makes cooking simple and social
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High-end finishes and appliances that bring residential quality to your campsite
Built to Go Anywhere, Anytime
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Fully enclosed and heated underbelly and storage area for all-season use
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Triple insulated garage floor keeps your living space comfortable in every climate
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5-sided aluminum cage construction ensures durability and strength on rough terrain
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MORryde CRE3000 suspension and rubber pin box for smooth towing
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Upgraded axle hangers for enhanced stability and handling
Luxury Packages Include:
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Garage Package: Tuff-Ply gas and oil-resistant flooring for durability
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Weather-Tek Package: Stealth AC System and full weather protection for year-round travel
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Interior Luxury Package: Solid surface countertops, hardwood cabinet doors, hidden hinges, and central vacuum system
Why Buy From Campers Inn RV:
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Knowledgeable RV professionals who help match you with the right RV for your travel lifestyle
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Thorough pre-delivery inspection process so your RV is ready for the road
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Flexible financing solutions tailored to your needs
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Nationwide support network for service and assistance wherever you travel
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A long-standing commitment to customer satisfaction before and after the sale
Campers Inn RV is dedicated to helping you start your next adventure with confidence, comfort, and the support of one of the most trusted names in the RV industry.
INVENTORY MAY BE SHOWN. COLOR 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.
Save your favorite Rvs as you browse. Begin with this one!
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Kevin from North Las Vegas, NVPurchased a grand design 350g
Great deal on a 5th wheel, good warranty, 3 locations, easy financing, great walkthrough on our new trailer
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Jami from Black Canyon City, AZAwesome experience
Friendly folks all around.
Beautiful trailers.
Inside campground area is decorated for fun...great vibes.
Anne, Patricia, Joe and Brian are all super. They love their jobs and it shows. -
Laurie from Peoria, AZExcellent service!
Richard was always willing to show us more RVs and spend his day off with us to complete the deal. Everyone in the dealership was very friendly and helpful. Mayka even left his desk to help us! Joe made signing the papers enjoyable. Brian did a great job on the walk through us and fixed some little
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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.