If you’re looking for a fifth-wheel that blends residential-grade comfort with rugged build quality and room for friends, family, or full-time travel — this 3790FK shines. With a wide-body design, four slide-outs, and thoughtful floorplan, it’s a top choice for anyone who wants “home” on the road. Sleeps & Layout Sleeps up to 6 comfortably. King bed master suite in rear slide — roomy and private. Spacious living area with tri-fold sofa sleeper(s) and theater-style seating for guests or overnight stays. Living Space & Kitchen Front kitchen layout — generous counter space, residential-size 18 cu. ft. refrigerator, convection/microwave, and full range/oven make meal prep comfortable even on the road. Large living space with 4 slide-outs — wide-body (100") construction, high ceilings, and panoramic windows give a bright, airy “house” feel. Entertainment setup: fireplace + entertainment center + comfy seating make this feel like a real home living room. Utilities, Tanks & Comfort Fresh water capacity: 54 gallons Grey / black water capacity: 88 gal grey / 44 gal black Heating & Cooling: 35,000 BTU furnace + quality air-conditioning for year-round comfort. Durable build: Laminated sidewalls, “wide-body” shell, solid frame — built to handle travel, weather, and heavy use. Full-time-ready amenities while still practical for seasonal or occasional use. Spacious, comfortable, and versatile — great for couples, small families, or guests. Well-designed floorplan balancing living space, storage, and private sleeping quarters.