New 2025 Keystone RV Sprinter 3670FLS
+33
- SALE PRICE: $55,977
- MSRP: $87,308
- You Save: $31,331
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40ft long
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11,525 lbs
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Sleeps 6
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4 slides
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Front LivingFront Entertainment
3670FLS Floorplan
Specifications
| Sleeps | 6 | Slides | 4 |
| Length | 40 ft 4 in | Ext Height | 13 ft 4 in |
| Hitch Weight | 2480 lbs | Dry Weight | 11525 lbs |
| Cargo Capacity | 2475 lbs | Fresh Water Capacity | 81 gals |
| Grey Water Capacity | 102 gals | Black Water Capacity | 34 gals |
| Tire Size | ST235/80R16E | Furnace BTU | 35500 btu |
| Available Beds | King | Refrigerator Type | 12V |
| Refrigerator Size | 16 cu ft | Cooktop Burners | 3 |
| Number of Awnings | 1 | LP Tank Capacity | 30 lbs |
| Water Heater Type | Girard Tankless On Demand | TV Info | LR 50" LED HDTV |
| Awning Info | 17' Electric with Friction-Hinge Adjustment, LED Lights, and Manual Override | Axle Count | 2 |
| Washer/Dryer Available | Yes | Number of LP Tanks | 2 |
| Shower Type | Standard | VIN | 4YDFSTT20S4530111 |
Description
Keystone Sprinter fifth wheel 3670FLS highlights:
- Separate Living Room
- Private Bedroom
- Coffee Bar
- Fireplace
- Full-Reclining Theater Seating
- Exterior Refrigerator
Step into luxury, space, and residential comfort with the New 2025 Keystone Sprinter 3670FLS Fifth Wheel—a premium RV designed for travelers who want to relax, entertain, and explore without compromise. With its sought-after front living floorplan, upscale finishes, and Keystone’s trusted construction, the Sprinter 3670FLS is ideal for extended stays, seasonal camping, or full-time adventures.
Why the 2025 Keystone Sprinter 3670FLS Stands Out
The Sprinter 3670FLS is all about space and livability. Its front living layout creates a true residential feel, offering separation between living, kitchen, and bedroom areas so everyone can stretch out and enjoy the journey.
Notable features include:
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A spacious front living room with multiple seating options, perfect for relaxing, hosting guests, or movie nights
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An entertainment center with a fireplace that adds warmth and comfort to your travels
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A large, open kitchen with generous counter space, abundant cabinetry, and residential-style appliances for easy meal prep
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A private rear bedroom featuring a comfortable king bed and excellent storage for extended trips
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A roomy bathroom designed for everyday convenience and privacy
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Washer and dryer prep for long-term or full-season camping
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Pass-through exterior storage to keep gear organized and accessible
Every detail in the Sprinter 3670FLS is designed to make life on the road feel effortless and enjoyable.
Reasons to Buy the Keystone Sprinter 3670FLS
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Front Living Luxury: One of the most popular fifth wheel layouts for entertaining and relaxing
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Residential Comfort: Designed for travelers who want true living space, not just sleeping quarters
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Perfect for Extended Travel: Ideal for long trips, seasonal stays, or full-time RVing
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Keystone Quality: Built with durable materials and proven engineering you can trust
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Smart Storage: Plenty of interior and exterior storage for gear, supplies, and everyday essentials
If you’re ready to upgrade your RV lifestyle, the Sprinter 3670FLS delivers the space and comfort to do it right.
Why Buy from Campers Inn RV
When you purchase from Campers Inn RV, you’re choosing one of the most trusted RV dealerships in the country. With decades of experience and a customer-first approach, Campers Inn RV is dedicated to making your buying and ownership experience smooth and stress-free.
Campers Inn RV advantages include:
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Knowledgeable RV professionals who help you find the right fit for your travel goals
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Competitive pricing and flexible financing options
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Certified service departments to support you long after the sale
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A nationwide network built on integrity, transparency, and long-term customer care
Travel in Comfort and Confidence
The New 2025 Keystone Sprinter 3670FLS Fifth Wheel offers upscale living, smart design, and the freedom to travel on your terms. Backed by Keystone quality and the trusted team at Campers Inn RV, this fifth wheel is ready to turn every destination into a place you’ll love to stay.
Visit Campers Inn RV today and see why the Sprinter 3670FLS is the perfect fifth wheel for your next chapter on the road.
Features
Standard Features (2025)
Exterior
- Enhanced Exterior Graphics w/ Integrated print
- Full body paint (Optional)
- Floor plan specific 100" wide-body frame w/ full width outriggers
- MaxTurn™ technology w/ Road Armor™
- Hitch Vision™
- 2" aluminum framed and laminated sidewalls
- Tinted safety glass windows
- Automotive-grade painted fiberglass front cap w/ KeyShield™ protection
- Fully walkable roof
- Dual layer insulation
- Rear ladder prep
- Equal torsion cable slides w/ manual override
- Thermal package (performs from 0-100 degrees)
- Heated & enclosed underbelly w/ astro-foil insulation
- Dexter® E-Z Lube axles with never-adjust brakes (6 year warranty)
- Aluminum wheels w/ lifetime warranty
- One touch 4-point leveling system w/ return hookup memory
- 30" friction hinge entry doors
- Suburban StowAway Entry Step with 33% Larger first step
- High performance MAXXIS Radial Tires w/ Balancing Beads
- 2" Receiver Hitch w/ 4 way hook up - 3,000lb Limit
- Heated pass-through storage w/ lockable slam latch baggage doors
- Locking slam latch baggage doors
- Back-up camera prep
- Battery disconnect
- Outside shower w/ hot & cold water
- Over-sized roto cast holding tanks with best in class capacities
- LP quick connect
- Electric awning with friction hinge adjustment, LED light strip, & manual override
Interior
- Congoleum® vinyl flooring w/ one-piece Dyna Span™ marine grade decking
- Black out night shades
- Floating style made deck steps with Shoe storage
- Designer upholstered window valances
- Residential style screwed & glued cabinetry
- Theater seating w/ USB Charging
- Thomas Payne luxury collection furniture
- 5.5K BTU electric fireplace w/ thermostat control & remote
- Maxx Air® power vent fan(s) w/ rain sensor
Keystone Exclusives
- Color-coded unified wiring standard
- 4G LTE and Wi-Fi prep
- Tuf-Lok thermoplastic duct joiners
- KeyTV™ multisource signal controller
- In-floor heating ducts
- Tru-fit™ slide construction
Kitchen
- 22" deep drawers w/ full extension heavy-duty guides
- Residential style Seamless marbled countertops
- Deep single-basin stainless steel industrial sink
- High-rise pull out faucet & sprayer
- Legless dinette w/four chairs & storage (Optional; select models)
- Wood beam style pendant light soffit
- Pendant lights over kitchen island
- Free standing table w/four chairs (Standard; select models) (Optional; select models)
Appliances & Utilities
- (2) 30 lb. LP tanks w/ auto changeover
- (2) Air conditioning units
- 3rd A/C (Optional; select models)
- 30K BTU furnace
- Girard tankless on-demand water heater
- Premium entertainment center w/ HD LED TV, Multi Zone Stereo, exterior TV hook-up & speakers
- 16 Cu. Ft. 12V refrigerator
- Stainless steel microwave w/carousel
- Oversized 30" over the range microwave
- 3-burner gas range w/ 21" stainless steel oven, glass top, & piezo electronic ignite
- Stackable washer/dryer prep
- Dimmable Ribbon Style LED Batten Lighting
- Traditional Central Command Center
Bedroom
- 70" x 80" king bed w/gas strut storage
- LED reading lights above bed
- Upgraded bedspread
- TV hook-up
Bathroom
- Large 48" x 30 shower w/self cleaning shower enclosure and domed skylight
- Porcelain foot flush toilet
Safety
- Breakaway switch
- GFI receptacles
- Carbon monoxide detector
- Smoke detector
- Fire extinguisher
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.
Due to the current environment, our features and options are subject to change due to material availability.
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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.



