2026 Grand Design Imagine 3100RD

Vehicle Photo
  • MSRP: $70,828
  • Dealer Discount: $15,863
  • Finance Incentive: $3,000
  • Sale Price: $51,965
  • As Low As: $397 /mo (Edit)
Stock #: 110704
Tampa, FL
  • Available
  • New
  • Class: Travel Trailer
  • Length: 0 ft
  • Slides: 2
  • Dry Weight: 8,030
  • Sleeps: 6

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  • Front Bedroom
  • Rear Entertainment
  • Rear Living Area
Floorplan
  • Available Beds Queen
  • Exterior Height 11 ft 3in
  • Exterior Width 8 ft
  • Interior Height 6 ft 9in
  • Pin Weight 879 lbs
  • Gross Weight 10,195 lbs
  • Dry Weight 8,030 lbs
  • Tire Size ST225/75R15LRE
  • Axle Count 2
  • Fresh Water Capacity 45 gal
  • Grey Water Capacity 90 gal
  • Black Water Capacity 45 gal
  • Furnace BTU 30,000
  • Refrigerator Type 12V
  • Refrigerator Size 10
  • Cooktop Burners 3
  • Shower Size 30"" x 36
  • Shower Type Walk-In Shower
  • Number of Awnings 1
  • Electrical Service 50 amps
  • TV Info LR Hi Def LED TV

The 2026 Grand Design Imagine 3100RD is a premium rear living travel trailer designed for campers who want a residential-style lounge experience, dual-slide spaciousness, and extended-season capability in a towable RV. At approximately 35’11” in length with 2 slide-outs, it delivers one of the most open and home-like interiors in the Imagine lineup, making it especially popular with couples and small families who prioritize comfort and entertainment space.

Inside, the 3100RD is centered around a true rear entertainment lounge layout, featuring large panoramic windows that create an open, residential atmosphere. The rear living area typically includes opposing seating (sofas or theater seating depending on configuration), an entertainment center with a large LED TV, and a fireplace, making it feel more like a living room than a traditional RV. The dual slide-outs dramatically expand the interior, giving you wide walking space and a comfortable social layout.

The kitchen is centrally located and built for real-world camping use, offering a 3-burner cooktop, oven, microwave, and a 10 cu. ft. 12V refrigerator, along with ample counter space and storage cabinetry. A freestanding dinette adds residential flexibility for dining, working, or additional seating.

At the front of the unit, the private queen bedroom provides separation and privacy with wardrobe storage, overhead cabinets, and walk-around space. This layout makes longer trips significantly more comfortable, especially for extended stays where personal space matters.

The centrally located bathroom includes a walk-in shower (approximately 30” x 36”), vanity, and storage space, designed for convenience and accessibility from both the bedroom and living area.

Built with Grand Design’s focus on durability and extended-season use, the 3100RD features laminated aluminum-framed construction, a heated and enclosed underbelly, and upgraded insulation packages (including high R-value roof and floor systems). Exterior highlights include a power awning with LED lighting, pass-through storage, solar prep, and upgraded entry steps, making it well-suited for both campground camping and longer seasonal stays.


Reasons to Buy the 2026 Imagine 3100RD

  • Spacious rear living room layout with residential-style seating
  • Dual slide-outs for wide, open interior space
  • Entertainment center with fireplace and large TV setup
  • Freestanding dinette for flexible dining and workspace use
  • Private front queen bedroom with storage and walk-aro

†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 $3,000 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.