2026 Keystone Alpine 3820FK

NewFifth wheel|Stock #SO-45|Located at Barton Lake RV Sales in Fremont, IN
$103,995$136,321
Save $32,326

2026 Keystone Alpine 3820FK

Available to Order

This 2026 Keystone Alpine 3820FK is available to order through Barton Lake RV. This unit is not currently on the lot and may be shown with stock photos. Availability, colors, equipment, and final pricing may vary, but this floorplan is a strong fit for buyers who want a luxury fifth wheel with a front kitchen, middle living area, rear bath, and a residential-style layout built for longer stays.

The front kitchen is one of the biggest advantages of this Alpine floorplan. It gives you a dedicated cooking space with ample counter space, bar-top seating with stools, pull-out drawers, pantry storage, and a front windshield design that helps make the kitchen feel more open. This is a strong setup for buyers who want a fifth wheel kitchen that feels closer to a residential kitchen than a basic RV layout.

The middle living area gives everyone a comfortable place to relax. Opposing tri-fold sleeper sofa slides open up the room and provide extra sleeping space when guests come along. Theater seating, a fireplace, and a 50 inch LED TV create a clear entertainment area for movie nights, rainy days, or relaxing after a day outside.

The private bedroom includes a king bed slide, giving the owners a separate and comfortable sleeping space with more room to move around. The rear bathroom is another major feature, with a large shower, dual sink vanity, washer/dryer prep, and access to the large rear storage area below.

The colossal storage under the rear bath is a major benefit for buyers planning longer trips or seasonal stays. It gives you space for larger camping gear, chairs, totes, hoses, tools, and other items that are harder to store in a standard fifth wheel.

Key features include a front kitchen, front windshield design, middle living area, opposing tri-fold sleeper sofa slides, theater seating, fireplace, 50 inch LED TV, private bedroom, king bed slide, full rear bath, large shower, dual sink vanity, washer/dryer prep, colossal rear storage under the bath, bar-top seating, pantry, pull-out kitchen drawers, 100 inch wide-body construction, Tru-Fit slide construction, Blade Pure airflow system, day/night roller shades, solid wood cabinet doors, crown molding, solid surface kitchen countertops, outside shower with hot and cold water, Lippert strut-assisted SolidSteps, and large tinted safety glass windows.

For buyers looking for a luxury fifth wheel they can order with a true residential kitchen, comfortable middle living room, large rear bath, and serious storage capacity, this 2026 Keystone Alpine 3820FK gives you the space and features needed for extended trips, seasonal camping, or long stays at your favorite destination.

Specifications

Length

41 ft 11 in

Sleeps

6 people

Slideouts

4

Unit features & options

  • Keyed-A-Like
  • JBL Aura Cube Sound System w/ exterior belly mounted speakers
  • Designer Beaufloor 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, LED lights and USB charging stations in theatre seats
  • Crown molding
  • 40" fireplace producing 5,000 BTU of electric heat
  • Central vacuum
  • 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
  • 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

Full specifications

AC BTU46500 btu
Available BedsKing
Awning Info(2) 14' Carefree with Adjustable Arms
Axle Count2
Axle Weight7000 lbs
Black Water Capacity44 gals
Cargo Capacity3665 lbs
Convection CookingYes
Cooktop Burners3
Dry Weight14335 lbs
Electrical Service50 amp
Ext Height13 ft 4 in
Ext Width8 ft 4 in
Fresh Water Capacity75 gals
Furnace BTU35000 btu
Grey Water Capacity78 gals
Hitch Weight2835 lbs
LP Tank Capacity30 lbs
Length41 ft 11 in
Number of Awnings2 ft
Number of LP Tanks2
Refrigerator Size18 cu ft
Refrigerator TypeResidential with Ice Maker
Shower TypeStandard
Sleeps6
Slides4
TV InfoLR 50" LED TV
Tire Size215/75R17.5H
Washer/Dryer AvailableYes
Water Heater TypeOn Demand

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2026 Alpine 3820FK

2026 Alpine 3820FK
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