{"@context":"https://schema.org","@type":"Product","name":"1 Jayco SEISMIC RV for sale in South Carolina","offers":{"@type":"AggregateOffer","offerCount":1,"lowPrice":"89999.00","highPrice":"89999.00","priceCurrency":"USD","offers":[{"@type":"Offer","url":"https://www.rvt.com/buy/details/2026-jayco-seismic-399/8e341027-258e-11f0-ad63-02c8259c7411/","itemOffered":{"@type":"Thing","name":"2026 JAYCO SEISMIC 399","description":"2026 Jayco Seismic 399, The Jayco Seismic 399 is a luxurious and adventure-ready fifth wheel toy hauler built for extended stays and rugged play, while offering residential-style comfort. Here s a full breakdown of its highlights, features, and why it stands out in the luxury toy hauler segment:

Top Highlights of the Jayco Seismic 399 Party Deck (Rear Ramp Patio):The rear ramp converts into an elevated patio deck with a railing system and awning, perfect for entertaining or relaxing outdoors.

Queen Bed with Convertible Sofas in Garage:The 13' 6\" garage includes a power queen bed lift system with dual sofas below that convert into opposing beds or a dinette.

Overhead Garage Loft with Storage:Great for kids or extra guests, this sleeping loft adds another spot for overnight stays, along with added overhead storage.

Walk-In Shower:Spacious residential-style shower with glass doors adds to the home-like feel of the bathroom.

60\" x 80\" Queen Bed in Master Suite:Positioned in a third slide-out, the bed leaves room to walk around and expands the bedroom living space.

4K Smart LED HDTV:A top-tier entertainment experience, paired with Jayco's Soundstream Bluetooth system and optional exterior TV setups.

Interior Comfort and Design Dual Opposing Slides in Living Room:

L-Shaped Tri-Fold Sofa

Slide with Dinette, Refrigerator, and Pantry

Front Private Bedroom Features:

Full walk-in closet across the front cap

Dresser and Washer/Dryer prep

Dual-entry access to bathroom

Dedicated wardrobe slide for extra space

Kitchen Amenities Include:

Solid-surface countertops

Stainless steel appliances

Ample overhead cabinetry

Residential refrigerator options

Construction & Utility Excellence 102\" Wide-Body Frame More usable interior space

Custom Automotive-Grade Exterior Graphics

Painted Fiberglass Front Cap with LED accent lighting

Slam-Latch Pass-Through Storage Doors

30-Gal Fuel Station with Timer for toys

Three Seasons Garage Wall:Keeps the garage comfortable in any season

Climate Shield Package:

Fully enclosed & heated underbelly

35,000 BTU furnace

PEX plumbing for freeze resistance

Zero-degree tested for all-weather

Some images may be digitally enhanced or virtually staged. Please verify actual unit features, colors, options, and condition with dealership staff.

","itemCondition":"Used","priceCurrency":"USD","price":"89999.00"}}]}}