- SALE PRICE: $69,798
- List: $79,998
- You Save: $10,200
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46ft long
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14,970 lbs
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Sleeps 7
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2 slides
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Outdoor KitchenLoft
4125 Floorplan
Specifications
| Sleeps | 7 | Slides | 2 |
| Length | 45 ft 8 in | Ext Width | 8 ft 6 in |
| Ext Height | 13 ft 3 in | Hitch Weight | 3505 lbs |
| GVWR | 20695 lbs | Dry Weight | 14970 lbs |
| Cargo Capacity | 5725 lbs | Fresh Water Capacity | 102 gals |
| Grey Water Capacity | 87 gals | Black Water Capacity | 50 gals |
| Tire Size | 16" | Furnace BTU | 45000 btu |
| Fuel Capacity | 60 gals | Number Of Bunks | 1 |
| Available Beds | Queen | Refrigerator Type | 2 Way w/Ice Maker |
| Refrigerator Size | 18 cu ft | Cooktop Burners | 3 |
| Number of Awnings | 2 | Axle Weight | 7000 lbs |
| Garage Size | 13 ft | LP Tank Capacity | 30 lbs |
| Water Heater Capacity | 10 gal | Water Heater Type | Quick Recovery DSI Gas/Electric |
| AC BTU | 30000 btu | TV Info | LR 50" LED TV, BR 40" LED TV, Exterior TV |
| Awning Info | 12' and 21' Power w/LED Lights | Axle Count | 3 |
| Number of LP Tanks | 2 | Shower Type | Standard |
| VIN | 1UJCJSCV6L19T0058 |
Description
Get ready to elevate your RV lifestyle with the Pre-Owned 2020 Jayco Seismic 4125—a luxury fifth wheel built for full-time living, extended stays, and unforgettable family adventures. Combining massive living space, premium amenities, and Jayco’s legendary construction quality, the Seismic 4125 delivers a whole new level of comfort and style on the road. This coach is perfect for families, couples who love to travel in style, or anyone ready to upgrade to a truly spacious and feature-rich RV.
Step inside and you’ll immediately notice the expansive interior that sets the Seismic 4125 apart. With multiple slide-outs and a wide-open design, this floorplan feels more like a residential home than a travel trailer. The large living area is ideal for entertaining or relaxing, featuring plush seating, a cozy fireplace, and an entertainment center that creates a true gathering space for family and friends. Big windows surround the living room, bringing in natural light and framing scenic views wherever you park.
The kitchen is a chef’s dream on the road. Featuring solid surface countertops, a large residential refrigerator, a three-burner cooktop with oven, microwave, and abundant cabinetry, this space makes meal prep easy—even for big groups. A spacious island provides additional workspace and storage, while a clever design ensures that everything stays organized and accessible. Whether you’re making quick breakfasts or full-course dinners, this kitchen performs like home.
Sleeping accommodations in the Seismic 4125 are equally impressive. The private master suite offers a comfortable bed, plenty of wardrobe storage, and a relaxing atmosphere for a restful night’s sleep. Additional sleeping areas, including convertible furniture and flexible spaces, make this coach ideal for families or overnight guests. Every nook is designed with comfort in mind.
The bathroom delivers residential comfort with a large shower, vanity, and high-end fixtures that make daily routines feel effortless, even when you’re on the road. The quality and convenience of this space rival what you’d expect at home.
Built with Jayco’s exclusive Super-Structure™ design, the Seismic 4125 offers unmatched strength and durability. This construction approach ensures long-lasting performance, resilience through seasons of travel, and a solid feel that gives you confidence wherever you roam. Outside features include a power awning to create extended outdoor living space, ample exterior storage for gear and equipment, and user-friendly systems that make setup and teardown easy.
Why buy this Pre-Owned 2020 Jayco Seismic 4125?
Because it combines premium living space, residential comfort, and rugged durability at an exceptional value. As a pre-owned model, you get one of Jayco’s most spacious and well-appointed floorplans without the cost of a new coach. It’s ideal for full-time RVers, large families, and anyone who refuses to sacrifice comfort while exploring the open road.
Why buy from Lazydays RV powered by Campers Inn RV?
Because your RV journey deserves a partner you can trust. Lazydays RV powered by Campers Inn RV offers a massive selection of high-quality RVs, competitive pricing, and a knowledgeable team dedicated to helping you find the perfect fit. From expert walkthroughs and personalized assistance to reliable service and support after the sale, they ensure your ownership experience is smooth, rewarding, and stress-free.
Don’t miss your chance to own the Pre-Owned 2020 Jayco Seismic 4125—where luxury meets adventure, and every mile is part of your next great story. Your dream RV experience starts here.
Features
Standard Features (2020)
Standard Exterior Equipment
- Wide Body Structural Steel I-Beam Construction
- Stronghold VBM™ aluminum framed and vacuum bond laminated gel-coated fiberglass exterior walls (including rear wall and slide room end walls)
- Magnum Truss™ XL6™ Roof System (strongest tested roof in the industry) with one piece, seamless DiFlexII material
- Climate Shield™ zero-degree tested weather protection
- Fully enclosed and heated underbelly (ducted)
- 40,000 BTU output furnace
- Double layer fiberglass batt insulation (roof, floor, cap, and slide room floors)
- PEX plumbing
- HELIX Cooling System™ (Industry exclusive)
- Exterior-mounted 15,000 BTU "Whisper Quiet" A/C unit
- Jayco exclusive insulated dual duct design
- Directional and closeable A/C vents
- Larger return air vents with use accessible filters
- JaySMART™ (Safety Markers And Reverse Travel) LED lighting (patent-pending)
- Painted fiberglass front cap with built-in specialty LED lighting
- Custom automotive-grade vinyl exterior graphics package
- LED exterior lighting package
- Detachable Powersmart™ LED shore power cord
- Dual 30 lb. propane bottle with auto regulator
- Pass-through storage with Slam-latch™ baggage doors
- Digital TV antenna with Wi-Fi extender
- Exterior marine-grade speakers
- Fully enclosed, LED-lit Nautilus universal docking center
- Selectable water connections
- Quick-connect outside shower
- Black tank flush
- Winterization and sanitation
- Independent satellite and whole coach cable hookups
- Water heater bypass
- Battery disconnect
- Under-mounted spare tire (Goodyear® Endurance® tires- Made in USA)
- Folding roof ladder
Standard Interior Equipment
- Solid hardwood slide fascia
- Handcrafted and glazed doors, drawers and trim
- Soft close, heavy-duty, 75 lb. full extension, steel ball-bearing drawer glides
- 5/8 in. tongue-and-groove joined plywood floor decking
- Shaw residential carpeting with R2X stain guard (Made in USA)
- Shaw® "Wood Plank" vinyl flooring (Made in USA, standard minimal carpeting)
- LED interior lighting throughout
- JAYCOMMAND Smart RV system powered by BMPRO
- SuperSofa with heat, massage and LED lighting
- Stainless steel kitchen sink
- Brushed nickel kitchen faucet with pull-out sprayer
- 18 cu. ft. Norcold Polar Max 2-way refrigerator with ice maker
- Dual USB charging ports
- 12V charging station
- Extra 110V power outlets in kitchen and slide rooms
- Bathroom skylight
- LED backlit medicine cabinet with mirror
- Bathroom stone and glass tile backsplash
- Porcelain foot flush toilet
- Residential quilted bedspread and pillows
- Gas-strutted under-bed storage
- Hardwood safety handrail on steps
- Bathroom hallway window
- CPAP prepped bedroom
- Carbon monoxide and LP detector
- LED fireplace with 5,000 BTU electric space heater
Ramp and Cargo Equipment
- Hinged spring-assist, radius-cornered ramp door, 2,500 lb. capacity, 93-3/8 in. wide opening with anti-slip, non-skid flooring
- LED high-intensity ramp lights
- Tuff-ply, rubberized garage floor liner
- 2 in. block-foam insulated garage door
- Garage D-rings mounted to steel frame
- 24 x 72 in. garage entry door with step light
- Vent ports and tinted power roof vent
- HappiJack® electric-lift Queen beds/convertible sofas with folding armrests and cup holders
- Pull-down ramp door screen
- Dual 30 gal. fuel tanks with timer (1 dedicated to generator)
Customer Value Package
- Equalizer Hydraulic 6-point auto-leveling system with oversized foot pad
- JAYCOMMAND™ "Smart RV" system powered by BMPro
- Drinking Water System™ (patent-pending)
- MORryde® StepAbove™ entrance steps (main entrance) with blue LED light
- 15,000 BTU "Whisper Quiet" A/C
- 2nd 15,000 BTU A/C ducted in bedroom
- Dual electric patio awning with integrated LED lights
- 10 gal. quick recovery gas/electric DSI water heater (20 gal. per hour)
- Residential Queen (60 x 80 in.) Serta® mattress with under-bed storage
- Central vacuum system
- Custom machined aluminum rims
- LED HDTV with fully digital HDMI output
- Dual Mode 12V AM/FM/CD/DVD/USB A/V system with Bluetooth® and HDMI®
- Stainless steel range with glass cover
- Bellavati® solid-surface kitchen countertop with bamboo sink cover and strainer
- Convection Microwave
- Integrated Sound Bar
- MCD® day/night roller shades in living room
- 32 in. bedroom TV
- Oversized 36 in. wide residential shower (select models)
- Washer/dryer prep
- Keyed Alike™ lock system (single key for all doors/locks)
- XL grab handle
- Rooftop and ground solar prep by Go Power®
- Back up camera prep (rear observation, 2 locations)
- Cellular prep for antennae and JAYCOMMAND™ "Smart RV" system
- Tire Pressure Monitoring System
- Lamilux high glass exterior sidewalls
- Frameless, dark tinted, safety glass windows
- 5,500 W Onan® gas generator (CARB-certified)
5-Star Handling Package (Mandatory)
- Goodyear® Endurance® tires (Made in USA, Load Range 'E')
- 7,000 lb. Dexter axles with Nev-R-Adjust brakes and E-Z Lube hubs
- MORryde® pin box
- Dexter® axles with Nev-R-Adjust® brakes and E-Z Lube® hubs
- MORryde® CRE-3000™ rubberized suspension
- Wet bolt fastener and bronze bushings
Options
- Canadian Standards
- Customer Value Package
- Equalizer Hydraulic 6 Point Auto-Leveling System w/ Oversized Foot Pad, JAYCOMMAND™ "Smart RV" System Powered by BMPRO, Drinking Water System™ (patent-pending), MORryde® StepAbove™ Entrance Steps (main entrance) w/ Blue LED Light, 15,000 BTU "Whisper Quiet" A/C, 2nd 15,000 BTU A/C Ducted in Bedroom, Dual Electric Patio Awning w/ Integrated LED Lights, 10 Gallon Quick Recovery Gas/Electric DSI Water Heater (20 GPH), Residential Queen (60" x 80") Serta® Mattress w/ Under-Bed Storage, Central Vacuum System, Convection Microwave, Custom Machined Aluminum Rims, LED HDTV w/ Fully Digital HDMI Output, Dual Mode 12V AM/FM/CD/DVD/USB A/V System w/Bluetooth® and HDMI®, Integrated Sound Bar, Stainless Steel Range w/ Glass Cover, Bellavati® Solid-Surface Kitchen Countertop w/ Bamboo Sink Cover and Strainer, MCD® Day/Night Roller Shades in Living Room, 32" Bedroom TV, Oversized 36" Wide Residential Shower (select models), Washer/Dryer Prep, HappiJack ElectricLift Queen Beds/Convertible Sofas w/ Folding Armrests & Cup Holders, Keyed Alike™ Lock System, XL Grab Handle, Rooftop and Ground Solar Prep by Go Power®, Wireless Backup/Rear View Camera Kit, Cellular Prep for Antennae and JAYCOMMAND™ "Smart RV" System, Tire Pressure Monitoring System, Lamilux High Gloss Exterior Sidewalls, Frameless, Dark Tinted, Safety Glass Windows, 5,500-watt Onan® Gas Generator (CARB Certified), Wireless Remote Control System.
- Customer Value Package with 15,000 BTU A/C & Heat Pump
- 5-Star Handling Package
- Goodyear® Endurance® Tires (Made in U.S.A., Load Range 'E'), MORryde® Pin Box, Dexter® Axles w/ Nev-RAdjust® Brakes and E-Z Lube® Hubs, MORryde® CRE-3000™ Rubberized Suspension, Wet Bolt Fasteners, and Bronze Bushings.
- PARTY Deck with "Quick Set" Folding Rails, Rear Entry Steps & Electric Awning
- Three Season Removable Garage Wall
- Outside Tailgater Kitchen
- Serta® King-sized Mattress
- 21 cu. ft. Residential Refrigerator
- Overlander Solar Kit
- 32" TV in Cargo
- Kicker Sound System
- 15,000 BTU Drop-In Cargo A/C
- Sani-con® Turbo Waste Management System
- Extreme Weather Package
- 110V Heated Holding Tank Pads, 12V Wrapped-Heated Fresh Water Line, Interior Illuminated Switch
- Dual Pane Tinted Safety Glass Windows
- Wireless Backup Camera Kit
Please see us for a complete list of features and available options!
All standard features and specifications are subject to change.
All warranty info is typically reserved for new units and is subject to specific terms and conditions. See us for more details.
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*All calculated monthly payments are an estimate for qualified buyers only and do not constitute a commitment that financing or a specific interest rate or term is available. Financing terms may not be available in all Campers Inn locations. Campers Inn RV Sales is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual inventory in stock on our lot. Please contact us for availability as our inventory changes rapidly.
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.
Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.



