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Grand Design Solitude 378MBS floorplan

Grand Design Solitude 378MBS Fifth Wheels for Sale

Discover the epitome of luxurious travel with the 2025 Grand Design Solitude 378MBS. This fifth wheel is designed to be your home away from home, offering a blend of comfort and functionality that makes every journey memorable. With a spacious interior that accommodates up to seven sleepers, thanks to its queen and king beds, as well as convertible sleeping options, this RV is perfect for family adventures or entertaining guests. The center kitchen is equipped with a full-size refrigerator and a four-burner cooktop, making meal preparation a delight, while the rear living area with theater seating and a tri-fold sofa offers a cozy space to unwind. The Solitude 378MBS features a unique mid-bunkhouse layout, providing additional sleeping quarters or a private retreat for work or relaxation. The convenience of washer and dryer prep ensures you’re always ready for extended stays. With four slides, this RV offers expansive living space, and the dual powered retractable awnings extend your living area outdoors, providing shade and comfort. Whether you’re nestled in the heart of nature or exploring bustling cities, the Solitude 378MBS promises an unparalleled RV experience. For more details and to explore this model further, visit your nearest General RV dealership.


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General RV works hard to ensure the accuracy of all its listings however we are not responsible for any misprints, typos, or errors found in our website pages. Manufacturer-provided pictures, specifications and features may be used as needed. Inventory shown may be only a partial listing of the entire inventory. Please contact us at 888-436-7578 for availability as our inventory changes rapidly.

*All RV prices exclude tax, title, registration and fees, including documentary service fees. All payments are with approved credit through dealer lending source. Advertised monthly payment is based on 20% cash down, plus tax, title, registration and fees, at 7.99% APR for 96 months on finance amounts under $10K, at 7.99% APR for 144 months on finance amounts from $10K to $25K, at 7.99% APR for 180 months on finance amounts from $25K to $50K, and at 7.99% APR for 240 months on amounts over $50K. $79 monthly payment based on purchase price of $9,999 with 20% down at 8.24% APR for 218 months. $439 monthly payment based on purchase price of $69,995 with 20% down, at 6.49% APR for 240 months. For select models only. Rate and payments are subject to change at any time. Conditions apply. See dealer for details.