2026 Grand Design Reflection 337RLS, New 2026 Grand Design Reflection 337RLS Luxury Rear Living Fifth Wheel Built for Comfort, Travel, and Full-Time Adventure Step into premium comfort and residential-style luxury with the New 2026 Grand Design Reflection 337RLS, one of the most sought-after fifth wheels in America. Designed for couples, families, and full-time RVers, this spacious rear-living floorplan blends high-end residential features, advanced construction, and Grand Design s legendary build quality into one unforgettable RV experience. If you're searching nationwide for a luxury fifth wheel that delivers comfort, durability, and real-world livability, the Reflection 337RLS stands at the top of its class. This beautifully engineered fifth wheel features a massive rear living area with opposing slides that open the coach into a wide, residential-style space filled with panoramic windows, theater seating, tri-fold sleeper sofa, entertainment center, and fireplace perfect for relaxing after a long travel day. A large kitchen island, full-size appliances, oversized pantry, and residential refrigerator provide everything needed for extended trips, full-time living, or family adventures. Built for long-term comfort and reliability, the 2026 Reflection 337RLS offers a spacious front master suite with a queen bed and optional king upgrade, large wardrobe, and abundant storage, giving owners the feel of a true home on wheels. Key Specifications & Layout Highlights Length approx. 35' 7" ideal balance of space and towability Sleeps up to 4 5 comfortably Triple slide-out design for maximum interior living space Large rear living room with panoramic windows Kitchen island, residential appliances, and large pantry Queen bed with optional king upgrade Large bathroom with spacious shower Dual power awnings for outdoor living Fresh water 74 gal Gray 87 gal Black 47 gal GVWR approx. 13,995 lbs Dry weight approx. 11,200 lbs Construction & Build Quality Engineered for Real TravelGrand Design is known nationwide for superior engineering and long-term durability. The Reflection 337RLS features high-gloss gel coat exterior, laminated aluminum framed walls, insulated roof and floor systems, walk-on roof decking, and a one-piece TPO roof membrane designed for long-term weather protection and structural strength. Technology, Comfort & Modern RV LivingMany Reflection models are built for today s connected traveler and may include options such as solar packages, pre-wired backup camera, upgraded entertainment systems, smart climate control, and Wi-Fi prep for mobile internet solutions ideal for remote work, streaming, and staying connected on the road. Popular Upgrades & Available Options King bed upgrade Free-standing dinette option Second A/C for extreme climates Solar & of