Used 2023 Grand Design Solitude 378MBS Fifth Wheel
“Like-New Feel, Gently Broken-In, Road-Tested Fun.” Loaded in Options, This Unit Features a Kitchen Island; Free Standing Dinette; Middle Bunkhouse/Office; Washer/Dryer; Outdoor Grill/Mini Refrigerator; Two Power Awnings!
Grand Design Solitude fifth wheel 378MBS highlights:
- Middle Bunkhouse/Office
- Kitchen Island
- Free Standing Dinette
- Washer/Dryer
- Outside Beverage Cooler & Grill
- Two Power Awnings
2023 Grand Design Solitude 378MBS Fifth Wheel – For Sale at Campers Inn RV
Luxury, space, and four-season comfort — the 2023 Grand Design Solitude 378MBS Fifth Wheel is the ideal choice for families, full-timers, and RVers who refuse to compromise on quality. Designed with a versatile mid-bunk floorplan, high-end residential features, and Grand Design’s unmatched build quality, this fifth wheel offers everything you need to live and travel in comfort and style.
Now available at Campers Inn RV, your trusted Grand Design dealer with over 50 years of experience helping adventurers find their perfect RV.
Key Features of the 2023 Solitude 378MBS:
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Spacious Mid-Bunk Room – Ideal for guests, kids, or a mobile office with a tri-fold sofa and built-in storage.
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Loft Area Above Bunkroom – Perfect for additional sleeping or storage space.
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Private Front Master Bedroom – King-size bed, large wardrobe slide, under-bed storage, and washer/dryer prep.
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Residential Kitchen – Full-size appliances, solid-surface countertops, kitchen island, pantry, and ample cabinetry.
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Wide Open Living Area – Theater seating, free-standing dinette, entertainment center with TV and fireplace.
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Full Bath – Large residential shower with skylight, porcelain toilet, and plenty of vanity storage.
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Climate-Controlled Comfort – Four-season insulation, fully enclosed and heated underbelly, Whisper Quiet A/C system.
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Outdoor Ready – Huge pass-through storage, solar prep, automatic leveling, and MORryde suspension for smooth towing.
Why Buy from Campers Inn RV?
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Family-Owned Since 1966 – Trusted name in the RV industry for nearly 60 years.
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Nationwide Locations – Coast-to-coast support, service, and convenience.
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No Hidden Fees – Transparent pricing and no surprises at signing.
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Factory-Certified Service – Trained technicians ready to support your RV long after the sale.
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RV Matchmakers On Staff – Our experts help you find the RV that’s truly right for your needs.
Perfect for Full-Time RV Living, Remote Work, or Extended Adventures
Whether you're traveling the country with your family or setting up a seasonal home base, the 2023 Grand Design Solitude 378MBS offers the space, comfort, and reliability you need. The mid-bunk layout gives you unmatched flexibility, while the residential features make it easy to live on the road without giving up modern comforts.
Request More Info or Schedule a Walk-Through Today!
Your next adventure starts here. Let’s get you on the road!
Randy was awesome to deal with! Everything went smoothly and the prices were descent! Randy was good about keeping in touch with repairs and helpful! Loving our camper! - RaeLynn
You Save: $11,003
Sale Price: $79,995
Stock# 108085Z
| Sleeps | 7 |
| Slides | 4 |
| Length | 40 ft 2 in |
| Ext Width | 8 ft 5 in |
| Ext Height | 13 ft 5 in |
| Int Height | 8 ft 1 in |
| Hitch Weight | 2686 lbs |
| GVWR | 16800 lbs |
| Dry Weight | 14344 lbs |
| Fresh Water Capacity | 81 gals |
| Grey Water Capacity | 106 gals |
| Black Water Capacity | 53 gals |
| Tire Size | ST215/75R 17.5 LRH |
| Furnace BTU | 35000 btu |
| Number Of Bunks | 1 |
| Available Beds | Queen |
| Refrigerator Type | 12V |
| Refrigerator Size | 20 cu ft |
| Cooktop Burners | 4 |
| Shower Size | 48" x 30" |
| Number of Awnings | 2 |
| Axle Weight | 7000 lbs |
| LP Tank Capacity | 30 lbs. |
| Water Heater Type | Tankless On Demand |
| AC BTU | 30000 btu |
| TV Info | LR LED Smart TV, BR LED TV |
| Awning Info | 20' and 11' Power w/Integrated LED Lighting |
| Axle Count | 2 |
| Washer/Dryer Available | Yes |
| Number of LP Tanks | 2 |
| Shower Type | Shower w/Seat |
| Electrical Service | 50 amp |
| VIN | 573FS4222PAA13990 |
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