New 2026 JAYCO SEISMIC 359 Fifth Wheel Toy Hauler for Sale at Fretz RV of Philadelphia

Jayco Seismic toy hauler 359 highlights:

Party Deck
Convertible Sofas with Queen Bed
Overhead Garage Storage
Fireplace
72" x 80" King Bed
4K Smart LED HDTV
half bath in garage

Get ready for outdoor adventures in this spacious toy hauler. Your guests will have the 11' separate garage area with its own half bath, a queen bed with rear convertible sofas, plus an overhead storage area for their things. The main living area includes a large slide out for added space, and here you can relax on the sofa that sits across from the entertainment center and fireplace. The chef will love the U-shaped kitchen counter, 17 cu. ft. 12V refrigerator, and residential oven with a three burner cooktop. You will feel right at home in the front private bedroom with its slide out wardrobe and king bed for all-around comfort.

One look at the Seismic toy haulers 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 seasons 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, PEX plumbing, and a fully enclosed and heated underbelly so you can enjoy your adventures year around. 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 shades, and more!

Bath and a Half
Front Bedroom
Two Entry/Exit Doors

Customer Value Package5-Star Handling package

Basic Information

Year: 2026
Make: Jayco
Model: Seismic
Trim: 359
Stock Number: 22347
VIN: 1UJCGSBV7T18K0068
Condition: New
Type: Toy Hauler - Fifth Wheel
Sleeping Capacity: 8
Length (Feet): 41

Holding Tanks

Water Capacity (Gallons): Over 100

Slide-Outs & Awnings

Slide Outs: 2

Specifications

GVWR (lbs): 17500
Hitch Weight (lbs): 2990

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We are a top dealer for all 2016, 2017, and 2018 Leisure Travel Vans , Renegade Vienna and Villagio, Midwest Vans, Chinook, Pleasure-Way, Jayco, Roadtrek, Winnebago Era & Travato, Itasca, Coachmen Galleria and Cross Fit motorhomes, in the Philadelphia, Delaware, New Jersey and New York Areas. These campers come on the Mercedes diesel Sprinter, Ford gas, Transit, Dodge Ram Promaster, and Chevrolet, Chevy chassis. These luxury motor coaches are in the top of its class. These motor coaches are considered class A, B, C Super C. Floorplans come anywhere between zero to 4 slides. We are a top dealer for all 2016, 2017, 2018 Winnebago, Jayco, Starcraft and Crossroads trailers and fifth 5^th wheels in the Philadelphia, Delaware, New Jersey and New York Areas. These campers come in as Travel Trailers, Fifth 5^th Wheels, Toy Haulers, Pop Ups, Hybrids, Tear Drops, and Folding Campers. They are in the top of their class. RV floorplans come with anywhere between zero and 5 slides. Most can be pulled with a half ton truck, SUV or Minivan. If you are not sure if you can tow certain weights, you can contact us or you can get tow ratings from Trailer Life. We also carry used and Certified Pre-owned RVs like Forest River, Mobile Suites, DRV, Redwood, T@B, Dutchmen, Keystone, KZ, Grand Design, and Airstream, and are always below NADA values.

We also carry used and Certified Pre-owned RVs like Fleetwood Bounder, Allegro Bus, Phaeton, Dutch Star, Dynasty, Mountain Aire, Discovery, View, Rialta, Born Free, Airstream and are always below NADA values. We take all types of trades. When it comes to RVs, we are your full service stop. At Fretz RV we have a 12,000 Sq. Ft showroom, a huge RV Parts and Accessories store. We have full RV Service and Repair with RVIA Certified Technicians. Bank financing is available for RV loans with a wide variety of RV lenders ready to earn your business. It doesn’t matter what state you are from, we have lenders that cover those areas. We have different RV warranty companies available. We can provide you with rapid RV Insurance quotes with minimal information. We have an RV rental program to serve your short term RV needs. We have detailed videos on RV Trader, RVT, Classified Ads, eBay, and Youtube. Like us on Facebook! Serving all areas of our great nation. Check out our great Google and Dealer Rater reviews at Fretz RV. We are located at 3479 Bethlehem Pike, Souderton, PA 18964. Call for Details!

Welcome to Fretz RV, your PA RV Dealer. You can find our Pennsylvania RV Dealership conveniently located in Souderton, Pennsylvania near Philadelphia, PA.

Fretz RV of Philadelphia is the nations premier dealer for all 2023, 2024, 2025 and 2026 Leisure Travel, Wonder, Unity, Pleasure-Way Plateau TS FL, XLTS, Ontour 2.2, 2.0 , AWD, Ascent, Winnebago Spirit, Sunstar, Travato, Navion, Porto, Solis Pocket, 59P 59PX, Revel, Jayco, Greyhawk, Redhawk, Solstice, Alante, Precept Prestige, Granite Ridge, Melbourne, Swift, Terrain, Seneca, Coachmen Galleria, Nova, Beyond, Renegade Vienna, Roadtrek Zion, SRT, Agile, Pivot, Play, Slumber, Chase, and our newest line Storyteller Overland Mode, Stealth Mystic, Hilt, and Beast 4x4 AWD Off-Road motorhomes So, if you are in the York, Harrisburg, Lancaster, Philadelphia, Allentown, New Jersey, Delaware New York, or Maryland regions; stop by and browse our huge RV inventory today. Fretz RV has been a Jayco Dealer Partner for over 40 years, Winnebago Dealer Partner for over 30 Years and the oldest Roadtrek Dealer Partner in North America for over 40 years!

Fretz RV of Philadelphia is the nations premier dealer for all 2023, 2024, 2025 and 2026 Winnebago Minnie, Micro, M-Series, Access, Voyage, Hike, 100, FLX, Flex, Jayco Jay Flight, Eagle, HT, Jay Feather, Micro, White Hawk, Bungalow, North Point, Pinnacle, Talon, Octane, Seismic, SLX, OPUS, OP4, OP2, OP15, OPLite, Air Off Road, and TAXA Outdoors, Habitat, Overland, Cricket, Tiger Moth, Mantis, Ember RV, e-Series, Touring and Skinny Guy Truck Campers. So, if you are in the York, Harrisburg, Lancaster, Allentown, New Jersey, Delaware New York, or Maryland regions; stop by and browse our huge RV inventory today. Fretz RV has been a Jayco Dealer Partner for over 40 years, Winnebago Dealer Partner for over 30 Years.

We also carry used and Certified Pre-owned brands like Forest River, Salem, Wildwood, TAB, TAG, NuCamp, Cherokee, Coleman, R-Pod, A-Liner, Dutchmen, Keystone, KZ, Grand Design, Reflection, Imagine, Passport, Lance, Solitude, Freedom Lite, Express, Flagstaff, Rockwood, Montana, Passport, Little Guy, Coachmen, Catalina, Cougar, Sunset Trail, Raptor, Vengeance, Gulf Stream and Airstream

We also carry used and Certified Pre-owned RVs like Airstream, Wayfarer, Midwest, Chinook, Phoenix Cruiser, Grech, Born Free, Rialto, Vista, VW, Westphalia, Coach House, Monaco, Newmar, Fleetwood, Forest River, Freelander, Sunseeker, Forester, Freedom Elite, VanDoIt, Chateau, Tiffin Allegro Thor Motor Coach, Georgetown, A.C.E. and are always below NADA values. We take all types of trades. When it comes to campers, we are your full-service stop. With over 78 years in business, we have built an excellent reputation in the Recreational Vehicle and Camping industry to our customers as well as our suppliers and manufacturers. With our participation in the Hershey RV Show every year we can display the newest product with great savings to customers! Besides our presence online, at Fretz RV we have a 12,000 Sq. Ft showroom, a huge RV Parts, and Accessories store. We have a full Service and Repair shop with RVIA Certified Technicians. Financing available. We have RV Insurance through Geico Brown and Brown and Progressive that we can provide instant quotes, RV Warranties through Compass and American Guardian Protective XtraRide, and RV Rentals. We have detailed videos on RVTrader, RVT, Classified Ads, eBay, RVUSA and Youtube. Like and follow us on Facebook, TikTok, Instagram, Twitter X and come visit us every year at the Hershey RV Show. Check out our great Google and Dealer Rater reviews at Fretz RV. Fretz RV of Philadelphia is located at 3479 Bethlehem Pike, Souderton, PA 18964 215-723-3121Call for details. #RV #GoCamping #GoRVing #1 #Used #New #PaDealer #Camping

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Fretz RV

3479 Bethlehem Pike

Souderton Pennsylvania 18964

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2026 Jayco Seismic 359

New 2026 JAYCO SEISMIC 359 Fifth Wheel Toy Hauler for Sale at Fretz RV of Philadelphia