New 2025 Keystone RV Sprinter 3670FLS Fifth Wheel
The 2025 Keystone Sprinter 3670FLS delivers front living luxury, residential comfort, and wide-open space--making every trip feel like first class when you travel with Campers Inn RV.
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.
Absolutely amazing and so kind! We have a hybrid travel trailer and we were getting tossed around traveling from the Denver area to Miles City Mt. During the trip we had a mishap with an hidden and illplaced clearance bar that resulted in roof damage and antenna damage. We called them from Douglas, Wy to see if they could at least install an anti-sway system. They were ready for us the minute we pulled - Lindsay
You Save: $31,331
Sale Price: $55,977
Stock# 21164707
| 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 |
Sprinter 3670FLS Reviews
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