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Image #1 - New 2027 Grand Design Momentum 392M Toy Hauler Fifth Wheel - Stock #98351
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Image #2 - New 2027 Grand Design Momentum 392M Toy Hauler Fifth Wheel - Stock #98351 - Floorplan
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Image #3 - New 2027 Grand Design Momentum 392M Toy Hauler Fifth Wheel - Stock #98351
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Image #4 - New 2027 Grand Design Momentum 392M Toy Hauler Fifth Wheel - Stock #98351
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Image #5 - New 2027 Grand Design Momentum 392M Toy Hauler Fifth Wheel - Stock #98351
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Image #6 - New 2027 Grand Design Momentum 392M Toy Hauler Fifth Wheel - Stock #98351
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Image #7 - New 2027 Grand Design Momentum 392M Toy Hauler Fifth Wheel - Stock #98351
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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 |
| 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 | Available Beds | Queen |
| Refrigerator Type | Matte Black | Refrigerator Size | 20 cu ft |
| Cooktop Burners | 4 | 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 50", 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 |
Description
Grand Design Momentum toy hauler 392M highlights:
- L-Shaped Sofa with Recline
- Queen Bed
- Overhead Loft Bed
- Ramp Door/Patio
This toy hauler with a 17' separate garage will be perfect for your outdoor adventures. There is an adjustable tie-down system to keep your gear secure, an overhead loft bed, happijac rollover sofas with an optional top bed plus an optional half bath. There is also washer and dryer prep here, along with a flip-up pet dish for your furry friends. The chef will love the large kitchen countertop for more meal prep space, and there is a matte black 20-cu. ft. refrigerator and pantry for food storage. You can get comfy on the L-shaped sofa across from the 50" TV, or get some work done at the hybrid desk/dinette. There are also dual opposing slides here for added space. The third slide out is found in the front master bedroom, which includes drawers and storage space for your things. A queen bed will provide a great night's rest, and you have the option to choose a king bed if you want more space to stretch out!
The Momentum toy hauler fifth wheels by Grand Design are built for four seasons of travel with your off-road toys and include luxurious accommodations throughout for extreme living! Each is constructed to a superior standard with the fully enclosed and heated underbelly and storage area, the 5-sided aluminum cage, and the triple insulated garage floor. There is also a new worry-free composite roof for added durability, plus a MORryde independent suspension 2.0 with disc brakes for outstanding towability. Inside, you'll enjoy hardwood cabinet doors, solid surface countertops, a professional grade four-burner range, and recessed LED puck lighting to name a few outstanding comforts. Each toy hauler also includes four packages, including the Garage Package with Tuff-Ply gas and oil-resistant flooring, the Weather-Tek Package with a Stealth AC System, and the Exterior Package with an enclosed fuel station!
Features
Standard Features (2027)
Exterior
- Keyed Alike™ Ramp Door Latches
- 2nd Patio Awning w/ LED Lights
- 3rd Awning w/ LED Lights (select models)
- 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
- Gen III 3 Seasons Doors (Optional)
Construction
- New Worry-Free Composite Roof w/Lifetime Warranty
- 101" Wide Body Construction
- 5-Side Aluminum Cage Construction
- Fully Enclosed and Heated, Underbelly and Storage Area
Running Gear
- Heavy Duty H-Rated Tires
- 17.5" H-Rated Aluminum Wheels
- MORryde® Independent Suspension 2.0 w/disc brakes
Frame & Chassis
- 6-Point Hydraulic Leveling System
- MORryde® Pin Box
- 101" Wide Body Super Chassis w/Drop-Frame Storage
Interior
- Interior 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
- Undermount soft-close drawer glides
- Hardwood drawer boxes
Kitchen
- 30" OTR Microwave
- Professional grade 4-burner cooktop w/24" oven
- 12V high power MaxxAir fan w/rain sensor
- 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
- Fireplace w/ 5,000 BTU Electric Heater
- StealthAC Smart AC System
- Attic Vent
- High-Capacity Heat Ducts
Plumbing
- Exterior Spray Port (Door Side)
- 12V Tank Heaters
- Sewer Hose Storage Area
- Whole House Water Filtration System
- All-In-One Enclosed and Heated Utility Center
- Brass plumbing fittings w/shut offs
Bedroom
- Under Bed Storage Area
- Individually Switched Reading Lights Over Bed
- Bedside 110-Volt & USB Outlets
- 60" X 80" Queen Bed Pillow Top Bed Mattress
Bathroom
- Skylight Above Shower
- Porcelain Toilet
- Medicine Cabinet w/Mirrored Door
- One-Piece Fiberglass Shower w/Glass Door & Teak Bench Seat
Appliance
- Fireplace with Electric Heater
- Matte black 20 Cu. Ft. Refrigerator
- 30" Over-The-Range Microwave
Electronics
- OneControl™ System
- Back-Up Camera Prep
- Exterior Cable/SAT Plug-In
- LED Smart TV in Living Area
- Rockford Fosgate Stereo Entertainment System w/HDMI and App Controls
- Exterior Speakers
- No-Crank Digital TV Antenna w/Booster
- LED TV in Garage
- OmniConnect 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
- Partial Paint Gel Coat Fiberglass Front Cap
Luxury 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 on 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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ErnestExcellent Customer Service
Awesome staff, great selection and best prices.
Totally recommend to all my friends and family. -
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Extremely helpful and professional. Excellent management. -
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It was a very positive experience. Thank you!
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Ron Hoover RV 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 units on our lot. Please contact us @936-777-6923 for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available. All prices exclude tax, title, registration, and document fees.
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.

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