2026 Jayco Seismic TRL.

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 

Fretz RV of Philadelphia is your premier RV dealership for new and used RVs! We proudly carry 2023, 2024, 2025, and 2026 models from top brands like Winnebago Minnie, Micro, M-Series, Access, Thrive, Voyage, FLX, Flex, plus Jayco Jay Flight, Eagle, Jay Feather, Air, North Point, Pinnacle, Bungalow, Seismic, and SLX.

We’re also your go-to dealer for OPUS Campers (OP4, OP2, OP15, OPLite, Air Off Road), TAXA Outdoors (Habitat, Overland, Cricket, Tiger Moth, Mantis), and Ember RV (e-Series, Touring)

Serving Philadelphia, York, Harrisburg, Lancaster, Allentown, New Jersey, Delaware, New York, and Maryland — Fretz RV has one of the largest selections of new, used, and Certified Pre-Owned RVs around! We proudly sell brands like Forest River, Salem, Wildwood, NuCamp (TAB, TAG), Cherokee, Coleman, R-Pod, A-Liner, Dutchmen, Keystone, KZ, Grand Design, Passport, Lance, Solitude, Coachmen, Catalina, Cougar, Sunset Trail, Raptor, Vengeance, Gulf Stream, and Airstream — all priced below NADA book value.

With over 79 years of experience, we’ve built a trusted reputation in the RV industry as a Winnebago Dealer Partner for over 30 years and a Jayco Dealer Partner for over 40 years.

Why Choose Fretz RV?

• Huge indoor showroom (12,000+ sq. ft.)
• 30,000 sq. ft. Indoor Service Facility
• RV Parts & Accessories Superstore
• Full-Service RVIA Certified Repair Shop
• Easy RV Financing
• Instant RV Insurance Quotes (Geico, Progressive, Brown & Brown)
• Extended RV Warranties (Compass, American Guardian XtraRide)
• RV Rentals Available
• Huge presence at the Hershey RV Show every year
• Detailed RV walkthrough videos on RVTrader, RVT, eBay, RVUSA, YouTube
• 5-star reviews on Google and DealerRater

Visit us at:
Fretz RV
3479 Bethlehem Pike, Souderton, PA 18964
Call Us Today: (215) 723-3121

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Your adventure starts here. Whether you're shopping for new, used, or Certified Pre-Owned campers, trust Fretz RV — your full-service RV dealership in Pennsylvania!

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• Bath and a Half
• Front Bedroom
• Two Entry/Exit Doors

• Customer Value Package 5-Star Handling package