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2027 Seismic Fifth Wheel Toy Hauler | 359
2027 Seismic Fifth Wheel Toy Hauler
Interior Design
Interior Design - Dune Gray
Exterior
Build and Price Your Jayco
Choose your customizations below and receive a price estimate.
Specifications
Weights
| Dry Hitch Weight (lbs) | 2,875 |
| Unloaded Vehicle Weight (lbs) | 13,490 |
| Cargo Carrying Capacity (lbs) | 4,010 |
| Gross Vehicle Weight Rating (lbs) | 17,500 |
Measurements
| Exterior Length (box length) | 40' 0" |
| Exterior Height | 12' 7" |
| Exterior Height (with A/C) | 13' 3" |
| Exterior Height (with 2nd A/C) | 13' 3" |
| Exterior Width | 8' 6" |
| Exterior Width (with slides out) | 11' 6" |
| Interior Height (main) | 8' 3" |
| Interior Height (upper deck) | 6' 4" |
| Awning Length | 17' 0" |
| Awning Length 2 | 11' 0" |
| Garage Length | 11' 0" |
Tank Capacities
| Fresh Water Capacity (gals) | 106.0 |
| Gray Water Capacity (gals) | 87.0 |
| Black Tank Capacity (gals) | 87.0 |
| Propane Unit (lbs) | 60 |
Miscellaneous
| Sleeps | up to 6 |
| Water Heater | Tankless |
| # of outside storage compartments | 2 |
| Furnace BTU | 35000 |
| Tire Size | ST215/75R17.5'H' |
Exteriors
| Titanium full-body paint | $17,393 | |
| Charcoal full-body paint | $17,393 | |
| Metallic Blue full-body paint | $17,393 | |
| Metallic Copper full-body paint | $17,393 | |
| Metallic Red full-body paint | $17,393 |
Interior Designs
Options
2027 Seismic Fifth Wheel Toy Hauler
Starting at $119,280
The 2027 Jayco Seismic Toy Hauler is engineered for serious adventure, combining rugged construction with elevated residential comfort inside and out. Built on a 102-inch wide structural steel I-beam frame, Seismic delivers strength where it matters most, featuring Jayco’s Stronghold VBL™ aluminum-framed, vacuum-bond laminated walls and the Magnum Truss™ XL6™ Roof System—one of the strongest tested roof structures in the industry—topped with a PVC roof membrane backed by a limited lifetime warranty.
Designed for true four-season use, the Climate Shield™ zero-degree tested weather protection system surrounds you with confidence. Double-layer fiberglass batt insulation, radiant barrier technology in the roof and floor, a fully enclosed and heated underbelly, and a powerful 35,000 BTU furnace all work together to keep you comfortable no matter the forecast. The HELIX Cooling System™ enhances climate control with an insulated dual-duct A/C design and directional, closeable vents for more efficient airflow throughout the coach.
On the road, the 5-Star Handling Package ensures a smooth, controlled towing experience. Dexter® axles with ABS, Tow Assist, and Sway Mitigation pair with 17.5-inch H-rated Cooper tires, MORryde® CRE 3000 suspension, and a Rota-Flex king pin to deliver stability and confidence mile after mile.
Off-grid capability comes standard with the NPS-powered Yamaha 6,000W generator and the Power Up Solar II system, featuring 400 watts of solar, an MPPT controller, and an 1800W inverter—giving you the freedom to camp longer and farther. Exterior convenience is elevated with the Nautilus docking station, dual black tank flush, quick-connect outside shower, LP quick-connect, Starlink prep, and pass-through storage with Slam-latch™ baggage doors. A painted fiberglass front cap with integrated RGB lighting and dual power awnings with app-controlled LED lighting bring a bold, modern presence to every campsite.
Inside, Seismic delivers a true residential experience. Premium touches include solid hardwood glazed cabinetry, dovetail-constructed drawers with full-extension guides, and durable vinyl flooring throughout—including slide rooms with no carpet. The living space offers a SuperSofa or theater seating with heat, massage, and LED lighting (select models), paired with a 4K Smart LED HDTV and MB Quart Bluetooth® audio system.
The kitchen is built to perform, featuring a 12V black glass 17 cu. ft. refrigerator, 30-inch residential microwave, and 21-inch oven with three burners, along with a versatile “do-it-all” sink complete with pull-out faucet, glass rinse, and vegetable rinse. In the bedroom, select models offer a king bed, CPAP prep on both sides, and under-bed storage, while the bathroom includes a glass shower door, skylight, porcelain foot-flush toilet, and power vent.
Jayco’s exclusive NuvoH2O whole-coach water treatment system comes standard, delivering softened, filtered water throughout the unit—part of the brand’s commitment to premium livability.
In the garage, versatility meets durability. A Tuff-Ply rubberized floor, 5,000 lb. rated D-rings anchored to the steel frame, and a 30-gallon fuel station make it easy to bring your toys along. The HappiJac® electric-lift queen beds with convertible sofas maximize space, while the three-season garage wall and ramp patio system with power awning and LED lighting transform the area into a functional living and entertainment zone.
From its advanced construction and towing confidence to its refined interior and flexible cargo space, the 2027 Jayco Seismic Toy Hauler is built to take you farther—without sacrificing the comfort of home.
Standard Features
and Options
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Sleeps up to 6
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Starting at $131,993
Sleeps up to 8
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Weight 14,950 lbs.
