2026 Grand Design Solitude 390RK

2026 Grand Design Solitude 390RK Fifth Wheel Towable RV with Smart Entertainment, 5 Slideouts & Pet-Friendly Comfort

If you’re looking for a luxury Towable RV that delivers space, convenience, and comfort for full-time travel or extended weekends, the 2026 Grand Design Solitude 390RK is an impressive fifth wheel built to impress. This model features a spacious, family-ready layout designed for up to 6 occupants and boasts 5 slideouts to open up the living area.

Premium Features That Make Traveling Feel Effortless

The Solitude 390RK is packed with everyday comforts and advanced conveniences. You’ll enjoy at-home functionality with a full kitchen setup, generous storage, and entertainment options for relaxing nights in. Safety and comfort are also thoughtfully included, making this Grand Design Solitude a standout choice among luxury fifth wheels.

• Kitchen appliances: microwave, oven, stove, dishwasher
• Laundry convenience: washer and dryer, plus washer/dryer prep
• Climate system: furnace, 1 air conditioner rated at 30,000 BTU, water heater
• Smart entertainment: Smart TV and exterior speakers
• Comfort & seating: theater seating and a hide-a-bed (dinette included)
• Sleeping setup: queen bed plus additional sleeping space via hide-a-bed
• Pet-friendly layout: pet friendly design for bringing along the crew

Space, Size & Tow-Ready Specifications

Built on a Drop Frame 101-inch Widebody Construction chassis, this fifth wheel offers a commanding presence. With a total length of about 42 feet 5 inches, an exterior height of about 13 feet 5 inches, and a width of about 8 feet 5 inches, it’s designed for an expansive interior while maintaining a confident tow footprint.

• Hitch type: Fifth Wheel (fifth wheel hitch)
• GVWR: 19,000 lbs; dry weight: 14,562 lbs
• Payload capacity: 4,438 lbs
• Fresh water capacity: 81 gallons
• Grey/Black capacity: 106 gallons / 53 gallons
• Power: 50 Amp service with converter

Built for Comfort On the Road

Outdoor living is enhanced with an awning, tinted windows, an enclosed underbelly, and exterior convenience features like a ladder for easy access. Inside, you’ll appreciate solid surface countertops, a pantry, a full shower, and a comfortable toilet area—ideal for life on the move.