2026 Grand Design Influence 3904BH

Vehicle Photo
  • MSRP: $140,464
  • Dealer Discount: $31,475
  • Finance Incentive: $4,000
  • Sale Price: $104,989
  • As Low As: $702 /mo (Edit)
Stock #: 113331
Tampa, FL
  • Available
  • New
  • Class: Fifth Wheel
  • Length: 42 ft 8in
  • Slides: 4
  • Dry Weight: 16,000
  • Sleeps: 9

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  • Bath and a Half
  • Bunkhouse
  • Front Bedroom
  • Outdoor Kitchen
  • Two Entry/Exit Doors
  • U Shaped Dinette
Floorplan
  • Available Beds Queen
  • Exterior Height 13 ft 5in
  • Exterior Width 8 ft 5in
  • Interior Height 8 ft 5in
  • Pin Weight 2,700 lbs
  • Gross Weight 19,000 lbs
  • Dry Weight 16,000 lbs
  • Tire Size ST215/75R 17.5 LRH
  • Axle Count 2
  • Fresh Water Capacity 83 gal
  • Grey Water Capacity 106 gal
  • Black Water Capacity 106 gal
  • Furnace BTU 35,000
  • Refrigerator Type 12 Volt
  • Refrigerator Size 16
  • Cooktop Burners 3
  • Shower Size 48"" x 30
  • Shower Type Standard
  • Number of Awnings 2
  • Electrical Service 50 amps
  • Washer/Dryer Available Yes
  • TV Info LR LED Smart TV, BR LED TV

Experience luxury fifth wheel living like never before with the New 2026 Grand Design Influence 3904BH, a premium RV designed for families, full-time travelers, and adventure seekers who refuse to compromise on comfort, space, or upscale amenities. Built with Grand Design’s reputation for quality craftsmanship and innovative floorplans, the Influence 3904BH combines residential luxury, family-friendly versatility, and premium functionality to create the ultimate home on wheels.

If you’ve been searching for a luxury bunkhouse fifth wheel with room for everyone, incredible storage, and residential-style comfort, the 2026 Grand Design Influence 3904BH is ready to exceed expectations. Whether you're planning long-term travel, weekend escapes, seasonal camping, or full-time RV living, this spacious and beautifully designed coach makes every trip unforgettable.

One of the standout features of the Grand Design Influence 3904BH is its incredibly functional bunkhouse layout. Perfect for larger families, guests, or multi-generational travelers, the private rear bunk room creates a separate living and sleeping area that provides privacy, flexibility, and convenience. Kids get their own space, guests feel comfortable, and everyone enjoys more room to spread out and relax.

Step inside and discover an open-concept living area designed to feel like home. Expansive slide-outs create a spacious environment, while large panoramic windows fill the interior with natural light. Comfortable seating, premium furnishings, and an entertainment center make the living room the ideal place to unwind after a day of adventure. Whether you are enjoying family movie night, relaxing after hiking, or entertaining campground friends, the Influence 3904BH delivers residential comfort wherever the road takes you.

The kitchen is built for travelers who love to cook and entertain. Featuring premium solid-surface countertops, a large kitchen island, residential appliances, generous cabinet storage, a spacious pantry, and plenty of prep space, preparing meals becomes easy and enjoyable. From quick breakfasts before exploring to full family dinners, this kitchen gives you the convenience and functionality of home.

When it is time to relax, the private master suite offers a peaceful retreat with a comfortable king-size bed, abundant wardrobe storage, washer and dryer prep, and thoughtful design details that make extended stays more comfortable. The spacious bathroom features a large residential-style shower, modern fixtures, linen storage, and practical functionality for daily living on the road.

The exterior is equally impressive, offering pass-through storage for camping gear, outdoor essentials, and travel equipment. Large power awnings create the perfect shaded outdoor gathering space, while premium construction and insulation help support extended-season camping adventures.

Key features and highlights of the New 2026 Grand Design Influence 3904BH include:

  • Spacious luxury fifth wheel bunkhouse floorplan
  • Private rear bunk room ideal for kids or guests
  • Multiple slide-outs for an open residential feel
  • Residential-style kitchen with island and premium appliances
  • Spacious living room with entertainment center and comfortabl

†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.

***The advertised discount contains a $4,000 finance incentive. Finance Incentive applies if financing for your RV purchase is obtained with assistance by Lazydays and placed with a third party lender. Terms and Conditions may apply. Contact our finance department for further details.

****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.