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Get ready to elevate every journey with the all-new 2026 Keystone RV Sprinter 3900DBL—a fifth wheel designed for families, full-timers, and adventure seekers who want space, style, and smart functionality all in one. This impressive bunkhouse model blends residential comfort with road-ready durability, giving you the freedom to travel farther while feeling completely at home wherever you land.
From the moment you step inside, the Sprinter 3900DBL makes a statement. Its expansive floorplan is built with real living in mind, featuring a private rear bunkhouse that’s perfect for kids, guests, or even a mobile office. With multiple sleeping areas, dedicated storage, and room to spread out, everyone gets their own space without sacrificing comfort. The mid-bunk layout paired with a loft creates a versatile living environment that adapts to your lifestyle—whether you're traveling with family or hosting friends at your favorite campground.
The main living area is where luxury meets functionality. Relax in plush theater seating or kick back on the tri-fold sofa while enjoying the entertainment center and large LED TV. Oversized panoramic windows flood the space with natural light, making the interior feel bright, open, and inviting. The kitchen is a standout feature, offering solid-surface countertops, a residential refrigerator, a large pantry, and a kitchen island that makes meal prep effortless. Whether you're cooking a quick breakfast or a full dinner, this space is built to handle it all with ease.
When it’s time to recharge, the private master suite delivers a true residential retreat. A comfortable king bed, generous wardrobe storage, and washer/dryer prep ensure you have everything you need for extended stays. The spacious bathroom includes a large shower and modern fixtures, giving you the convenience of home no matter where you are.
On the outside, the 2026 Sprinter 3900DBL continues to impress. Enjoy outdoor living with a large power awning, exterior kitchen, and plenty of storage for all your gear. Keystone’s commitment to quality construction shines through with durable materials, climate protection, and innovative towing features that make every trip smoother and more reliable.
Why buy the 2026 Keystone Sprinter 3900DBL? Because it offers unmatched versatility, family-friendly design, and residential luxury in a towable package. It’s ideal for extended travel, weekend getaways, or even full-time RV living—giving you the flexibility to create unforgettable memories wherever the road leads.
And when it comes to where you buy, Lazydays Powered by Campers Inn RV stands above the rest. With a reputation built on decades of experience, you’ll enjoy a seamless, customer-first buying process from start to finish. Their knowledgeable team is dedicated to helping you find the perfect RV, while offering competitive pricing, flexible financing options, and top-tier service support long after your purchase. From walkthroughs to maintenance, they’re committed to keeping you on the road with confidence.
The 2026 Keystone RV Sprinter 3900DBL isn’t just an RV—it’s your gateway to bigger adventures, better comfort, and a lifestyle without limits. Discover it today and start traveling the way you’ve always imagined.
†Lazydays strives to ensure the accuracy of the information provided on this website. However, actual products, programs and services may differ materially from those on this site. Lazydays is not responsible for errors made in stated pricing or specifications. Specifications and availability subject to change without notice. Price, length, weight, or any other specifications cannot be relied upon. Buyers should verify and confirm all claims made on the website. Sale price includes all manufacturer discounts and rebates. All prices listed on this site exclude tax, tags and title fees. Applicable government fees, state taxes, dealer fees and emissions testing charges will be added to comply with state vehicle codes. Freight and prep costs are additional and vary by state. Contact Lazydays for complete details.
*90 Days – Payments can be deferred for 90 days with approved credit. Interest accrues from contract date. Financing terms subject to lender approval. Not valid with other offers. Actual products, programs and services may differ materially from those on this site. Lazydays is not responsible for errors made in stated pricing. Specifications and availability subject to change without notice. Document fees vary by location. See dealership for complete details.
**Lazydays believes the specifications on this site supplied by the manufacturer to be correct at the time posted. However, specifications, standard equipment, model availability, options, fabrics, and colors are subject to change without notice. Some equipment may be unavailable when a vehicle is built. Some vehicles are pictured with options, which may be available at extra cost or may not be available on some models. You should verify the equipment that is on all vehicles. If a new vehicle shown on this website is subject to an open safety recall, Lazydays cannot deliver the vehicle to you until the recall repair is completed. This is a requirement of federal law.
***Margaritaville offer valid for a limited time only at Lazydays RV of Tampa. Customers who purchase a new RV or complete a qualified service appointment (appointment must be booked and customer must show for the appointment) are eligible to receive a complimentary 3-day, 2-night stay at Camp Margaritaville RV Resort of Auburndale. Offer valid while supplies last. Promotion is non-transferable, has no cash value, and cannot be combined with other offers or promotions. Limit one promotional stay per customer, per transaction. Resort stay subject to availability and blackout dates may apply. Resort reservation must be made within 30 days of RV purchase or completed service appointment. Valid for Florida residents and legal U.S. residents only, 18 years or older. Additional terms and conditions may apply. Lazydays RV of Tampa reserves the right to modify or cancel this promotion at any time without notice. Void where prohibited by law.
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