2025 Jayco Seismic 399

**Jayco Seismic 399 toy hauler fifth wheel highlights:** - 13' Garage - Party Deck - King Bed - Loft Area - Triple Axle Need a toy hauler that combines garage space with luxury living?! The large rear garage features opposing sofas with a removable table, a drop-down bed system, and a ramp door that converts into a party deck, giving you a versatile space for hauling gear or relaxing. The main living area includes a tri-fold sofa across from the entertainment space, while the kitchen offers a residential refrigerator, solid counter space, and a pull-out pantry for easy meal prep. The private front bedroom features a king bed, walk-in closet, and washer/dryer prep for extended trips. A full bathroom with a walk-in shower is centrally located for convenience, and the loft above the garage adds extra sleeping space. With multiple awnings, exterior storage, and a large cargo area, this unit is built for both adventure and comfort on longer stays.