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- MEGA SALE PRICE: $99,995
- MSRP: $141,271
- You Save: $41,276
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Sleeps 6
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5 Slides
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Front LivingKitchen Island
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41ft Long
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14,111 lbs
3700FL Floorplan
Specifications
| Sleeps | 6 | Slides | 5 |
| Length | 41 ft 5 in | Ext Width | 8 ft 4 in |
| Ext Height | 13 ft 4 in | Hitch Weight | 3080 lbs |
| Dry Weight | 14111 lbs | Cargo Capacity | 2969 lbs |
| Fresh Water Capacity | 75 gals | Grey Water Capacity | 78 gals |
| Black Water Capacity | 44 gals | Tire Size | ST235/80R16G |
| Furnace BTU | 35000 btu | Available Beds | King |
| Refrigerator Type | Residential with Ice Maker | Refrigerator Size | 18 cu ft |
| Convection Cooking | Yes | Cooktop Burners | 3 |
| Number of Awnings | 2 | Axle Weight | 7000 lbs |
| LP Tank Capacity | 30 lbs | Water Heater Type | On Demand |
| AC BTU | 30000 btu | TV Info | LR 50" LED TV, BR Smart HDTV |
| Awning Info | 14' Carefree with Adjustable Arms | Axle Count | 2 |
| Washer/Dryer Available | Yes | Number of LP Tanks | 2 |
| Shower Type | Shower w/Seat | Electrical Service | 50 amp |
| VIN | 4YDFALU21SE780226 |
Description
Step into the world of luxury and comfort with the Keystone RV Alpine Fifth Wheel 3700FL—where every detail is designed to elevate your camping experience and make you feel right at home, no matter where the road takes you!
Key Features:
- Underbed Storage for Extra Gear
- Bath and a Half for Ultimate Convenience
- Kitchen Island for Ample Prep Space
- Front Living Area for Maximum Comfort
- Heated Basement Storage for Year-Round Camping
This Alpine Fifth Wheel takes luxury to the next level with a full rear bathroom that transforms your private bedroom into a true master suite. The king bed slide provides extra room, and with underbed storage for blankets and gear, you’ll have plenty of space to stay organized. Enjoy the convenience of a dual sink vanity, a shower with a seat, and a closet with stackable washer and dryer prep in the full bathroom.
For added convenience, the half bath is located near the kitchen, so you can easily pop in while prepping meals on the three-burner cooktop or chopping ingredients at the kitchen island. Once your delicious creation is ready, enjoy it at the free-standing dinette.
The front living area is where the magic happens! Gather with family and friends around the 40" fireplace and 50" TV in the front entertainment center, or sink into the opposing tri-fold sofa sleepers for a comfortable, relaxing evening. The Thomas Payne theater seating is the perfect spot to unwind, featuring heat, massage, LED lights, and a USB charging station for your devices.
The Keystone RV Alpine Fifth Wheel isn’t just about luxury; it’s built to last. The 8' 4" wide body construction gives you a spacious, residential feel, while cutting-edge technology ensures a hassle-free camping experience. The Tru-Fit slide construction is designed to be more durable, resisting leaks and minimizing motor structural stress. The Blade Pure airflow system provides high-performance comfort, keeping your interior temperature just right no matter the weather.
Inside, you’ll find designer flooring, stunning solid wood cabinet doors, luxurious crown molding, and solid surface countertops in the kitchen—adding a sophisticated touch throughout.
On the exterior, enjoy even more luxury with an outside shower featuring hot and cold water, Lippert strut-assisted SolidSteps for easy entry, and Hitch Vision with LED lighting to make hooking up a breeze.
Ready to indulge in a world of luxury, comfort, and adventure? The Keystone RV Alpine Fifth Wheel 3700FL is your perfect home on wheels—where the road meets relaxation in style!
Features
Standard Features (2025)
Exterior
- 12" I-Beam frame and 100" wide-body construction
- Road Armor™ shock absorbing hitch pin
- Hitch Vision™ w/ LED lighting
- Laminated sidewalls w/ double-welded aluminum construction and double insulated, laminated rear-end wall
- Large, tinted safety glass windows (80% tint)
- Dual pane windows (optional)
Slide Awnings: Triples (optional) - Slide Awnings: Quads and Above (optional)
- 12V Cooling Drawer (optional)
- Painted fiberglass cap w/ patented Key Shield™ protection and LED lighting
- Radius roof w/ 5" pre-engineered roof trusses and walkable rafters
- 1-piece Alpha Super Flex TPO membrane
- Exterior ladder
- Summit slide-rooms w/ 6'10" interior height and hydraulic selector valves for slide outs
- Heated and enclosed underbelly w/ 1-piece polypropylene
- Dexter® heavy duty 7,000 lb. axles w/ Nev-R-Adjust brakes
- Road Armor™ Shock Absorbing Suspension
- Lippert TPMS prep
- Saliun G-rated tires
- Titan: One touch, 6-point hydraulic level up system
- Super size, 6'4" tall, 30" wide entry door
- Lippert Strut Assisted SolidStep®
- 200 Cu. Ft. heated basement storage and class A style, dual latch slam doors
- Back-up and side camera prep
- Battery quick-disconnect
- Easy access Nautilus™ water works center - fully enclosed and heated
- Canister style water filtration
- Oversized 73" sewer hose carrier
- Generator prep (optional)
- 5,550 watt Cummins Onan LP gas generator (optional)
- 75 gal. fresh water, 83 gal. gray water, 49 gal. black water tanks
- 50 AMP service w/ electric power-cord reel
- Outside shower w/ hot and cold water
- Carefree power awning w/ adjustable arms
- 2” towing hitch w/ wiring harness (3,000 lbs. towing capacity)
- Blue Slate Full Body Paint (optional)
- Copper Mist (optional)
- Frost Black (optional)
- Keyed-A-Like™
Interior
- JBL® Aura Cube Sound System w/ exterior belly mounted speakers
- Designer Beauflor with 7 year limited Warranty
- Extra tall, 6'10" main slide height
- Hardwood slideout fascia w/ wood accent
- Day/night roller shades
- Hardwood valance with accent and custom wood window frame and window sill
- Super Sofa w/ 4 Dining Trays (optional; select models)
- Stunning solid wood cabinet doors, cabinet framing, and slide fascia
- Thomas Payne® furniture equipped w/ heat, massage, LED lights and USB charging stations in theatre seats
- Crown molding
- 40" fireplace producing 5,000 BTU of electric heat
- Central vacuum
Keystone Exclusive
- Color-coded unified wiring standard
- Winegard Air 360+ Omni-Directional Rooftop Antenna w/ exclusive satellite pass-through
- Tuf-Lok™ thermoplastic duct joiners
- KeyTV™
- In-floor heating ducts
- Tru-fit™ slide construction
- Blade Pure™ high performance air flow system with Merv-9 Filtration
Kitchen
- Solid wood cabinet doors, drawer fronts, and cabinet framing
- Stainless steel, extra deep sink w/ dual bowls and a solid surface sink cover
- High-rise, single-lever faucet w/ sprayer
- Amazing Legless Dinette Table w/ storage; and (4) high-back dinette chairs w/ storage
- Solid surface countertops
Appliances & Utilities
- (2) 30 lb. propane bottles
- Dual Quiet Cool (2) high-pressure A/Cs w/ 15,000 BTU Whisper Quiet Technology, w/ electric pump and cold air return vents (2). Rear A/C includes a 16,500 BTU heat pump.
- 3rd A/C
- 35,000 BTU gas furnace
- Fully programmable dual zone temperature control
- On-demand water heater
- Super Cinema - 50" LED TV w/ sound system
- 19.6 Cu. Ft.12V refrigerator (optional)
- 18 Cu. Ft. residential refrigerator
- 30" convection oven/microwave
- Insignia™ kitchen appliances
- Stackable washer/dryer prep
- Flush-style LED lighting throughout
- Interior mounted Control Panel w/ exterior mounted 3-Way Switches
Bedroom
- King bed
- (2) LED overhead reading lights
- Bedside outlets on both sides of bed
- Quilted bedspread and pillows
- TV in bedroom
- Decorative headboard
Bathroom
- Translucent glass shower enclosure w/ massaging shower head and shower skylight, and high watt shower light
- Porcelain foot-flush toilet
- Medicine cabinet
- Linen cabinet
Weather Protection
- Tested, Polar Pack protection for four-season camping and heat ducting to tanks w/12-volt heat pads
Safety
- Breakaway switch
- GFI receptacles
- Carbon monoxide detector
- Smoke detector
- Propane gas leak 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.