2021 Jayco Seismic 4125 | Immaculate | Loaded | Always Stored Indoors

If youve been waiting for a like-new luxury toy hauler thats been meticulously cared for, this is it. This one-owner Seismic 4125 has always been stored inside, and it showsthe gel coat still shines like new and the entire unit is in exceptional condition.

Built for both serious hauling and upscale living, this unit is fully loaded with high-end upgrades and thoughtful features throughout.

Performance & Upgrades

Gas generator for off-grid capability
Brand new upgraded 18-ply tires & wheels (2025)
MORryde cushioned 5th wheel pin box for smoother towing
RV Armor hard surface roof (major long-term upgrade)
Sanicon sewer system for easy dumping
Large fresh water capacity + toy fueling station

️ Luxury Living Features

Smoke-free & pet-free interior
4-door residential refrigerator with ice maker
4-burner stove + full-size oven
Microwave + outdoor kitchen with Blackstone grill
Heated & massaging loveseat with lighting
50 retractable TV + 4 TVs total
CPAP prep in bedroom
Washer & dryer hookups
Drinking water system with dedicated tank
️ Spacious Sleeping for 7
Residential upgraded queen bed
Loft area
Garage with dual-level bed system
Optional garage dining table setup
2 full bathrooms (huge convenience for guests)
Oversized shower with built-in wood seat

Garage & Outdoor Living

13.5 ft garage perfect for toys or extra living space
Party deck with aluminum entry steps
Rear awning
Under glow and front cap lighting for night setup
Dual entry for easy access
Flip-up solid entry steps
Two sealed underbelly storage bins (water/dust resistant)


️ Comfort in Any Climate

3 air conditioners
Massive storage throughout:
Under-bed storage
Pantry space


Condition

This unit is truly immaculateinside and out. No disappointments. Clean, well-maintained, and clearly cared for at a high level.