Description
New 2026 Jayco Seismic 399
Details: Jayco Seismic toy hauler 399 highlights: Party Deck Queen Bed with Convertible Sofas Overhead Garage Loft with Storage Walk-in Shower 72" x 80" King Bed 4K Smart LED HDTV Get ready for outdoor adventures in this spacious toy hauler. Your guests will have the 13' 6" garage with queen bed with convertible sofa and a loft for added sleeping space, plus there is overhead storage for your things and a side man door to come and go easily. The main living area includes dual opposing slides with an L-shaped tri-fold sofa along the roadside and your roll-top table and refrigerator plus pantry in the curbside slide. Head up the steps to your front private bedroom with the dual entry bath accessible from the hall and inside the master bedroom. Here you will all enjoy a walk-in shower, toilet, and vanity with a sink, plus overhead storage. The bedroom features a third slide out housing a king bed for added floor space, plus a full front walk-in closet, a dresser, and washer/dryer prep! One look at the Seismic toy hauler fifth wheels by Jayco, and you'll never go back! Each model features a custom automotive-grade vinyl exterior graphics package, a painted fiberglass front cap with built-in LED lighting, and 102" wide-body structural steel I-beam construction. You'll find the pass-through storage with Slam-Latch baggage doors will make unpacking easier than ever, and the rear ramp door/patio with anti-slip, non-skid flooring will allow you to unload your toys with no trouble at all. These toy haulers feature a three-season garage wall/doors, a 30-gallon fuel tank with a timer, and exterior marine-grade speakers to keep the party going. The Climate Shield zero degree tested weather protection includes a 35,000 BTU furnace and a fully enclosed and heated underbelly for better protection against the elements. And we haven't even touched on the interior luxuries you'll find, like solid hardwood cabinet doors, residential vinyl flooring made in the USA, night roller shades, and more!
SleeperSize: King
WeightDry: 14950
FuelCapacity: 30Specifications
Stock Number94243
VIN1UJCGSCV1T18M0217
Year2026
CategoryFifth Wheel Toy Haulers
ManufacturerJAYCO
ModelSEISMIC 399
LocationSaco, Maine 04072
ConditionNew
Fresh Water Tank Capacity106 gal
Gray Water Tank Capacity87 gal
Black Water Tank Capacity87 gal
Sleeps9
Number of Slide Outs3
Washer / DryerYes
Number of AxlesTri
Gross Vehicle Weight20,400 lb
Hitch Weight3,310 lb
Exterior Length45 ft 11 in
Exterior Width8 ft 6 in
Exterior Height13 ft 2 in
Furnace BTUs35000
Stock Number94243|
VIN1UJCGSCV1T18M0217|
Year2026|
CategoryFifth Wheel Toy Haulers|
ManufacturerJAYCO|
ModelSEISMIC 399|
LocationSaco, Maine 04072|
ConditionNew|
Fresh Water Tank Capacity106 gal|
Gray Water Tank Capacity87 gal|
Black Water Tank Capacity87 gal|
Sleeps9|
Number of Slide Outs3|
Washer / DryerYes|
Number of AxlesTri|
Gross Vehicle Weight20,400 lb|
Hitch Weight3,310 lb|
Exterior Length45 ft 11 in|
Exterior Width8 ft 6 in|
Exterior Height13 ft 2 in|
Furnace BTUs35000|
