2026 KEYSTONE ALPINE 3820FK

The 2026 Keystone Alpine 3820FK – A Luxury Fifth Wheel with Front Kitchen Design. The 2026 Keystone Alpine 3820FK is built for RVers who want the ultimate blend of luxury, comfort, and residential-style living on the road. With its front kitchen floorplan, spacious layout, and Keystone’s premium Alpine features, this fifth wheel is perfect for extended trips or full-time living.

Features:

  • 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 
  • Large, Tinted Safety Glass Windows (80% Tint) 
  • Painted Fiberglass Cap w/ Patented Key Sheild 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 Styler Water Filtration
  • Oversized 73" Sewer Hose Carrier
  • 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" Accessory Hitch w/ 300 lb. Capacity 
  • Keyed-A-Like
  • JBL Aura Cube Sound System w/ Exterior Belly Mounted Speaker 
  • Designer Beaufloor with 7 Year Limited Warranty 
  • Hardwood Slide out Fascia w/ Wood Accent 
  • Day/Night Roller Shades 
  • Hardwood Valance with Accent and Custom Wood Window Frame and Windowsill
  • 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 Cabinets 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
  • (2) 30 lb. Propane Bottles
  • Dual Quiet Cool (2) High-Pressure A/C's w/ 15K BTU Whisper Quiet Technology, w/ Electric Pump and Cold Air Return Vents (2). Rear A/C Includes a 16.5K BTU Heat Pump
  • 3rd A/C 
  • 35K BTU Gas Furnace 
  • Fully Programmable Dual Zone Temperature Control
  • On-Demand Water Heater 
  • Super Cinema - 50" LED SMART TV w/ Sound System 
  • 18 Cu. Ft. Residential Refrigerator 
  • 30" Convection Microwave Oven 
  • Stackable Washer/Dryer Prep
  • Flush-Style LED Lighting Throughout 
  • Interior Mounted Control Panel w/ Exterior Mounted 3-Way Switches 
  • King Bed
  • (2) LED Overhead Reading Lights
  • Bedside Outlets on Both Sides of Bed 
  • Quilted Bedspread and Pillows
  • TV in Bedroom
  • Decorative Headboard 
  • Translucent Glass Shower Enclosure w/ Oxygenic Shower Head, Shower Skylight, and High Watt Shower Light 
  • Porcelain Foot Flush Toilet
  • Medicine Cabinet
  • Linen Cabinet 
  • Tested, Polar Pack Protection for Four-Season Camping and Heat Ducting to Tanks w/ 12-Volt Heat Pads 
  • Breakaway Switch 
  • GFI Receptacles 
  • Carbon Monoxide Detector 
  • Smoke Detector
  • Propane Gas Leak Detector 
  • Fire Extinguisher

Location Nacogdoches, TX
Condition NEW
Status AVAILABLE
Stock # KEY780001
Year 2026
Make Keystone
Model 3820fk
Trim Alpine

Specifications

General
Class Fifth Wheel
Number Of Axles 2
Length (FT/IN) 41' 11"
Total Gray Water Tank Capacity (GAL) 78.0
Number Of Propane Tanks 2
Sidewall Construction FIBERGLASS
Number Of Slideouts 4
Max Sleeping Count 6
Basic Warranty (MO) 12
Structure Warranty (MO) 36
Solar Battery Charger PREPPED
Washer/Dryer Prep YES
Hitch Weight (LBS) 2835 LBS
Total Black Water Tank Capacity (GAL) 44.0
Payload Capacity (LBS) 3665
Dry Weight (LBS) 14335 LBS
Mileage 0
Vin 4YDFALU28TE780001
Other Specifications
Width (IN/MM) 0
Height (IN) 0


Come Experience the Rocky Ridge RV Difference!

When you step into Rocky Ridge RV, you'll quickly realize that we stand out from the crowd in the RV industry. We are dedicated to providing you with an exceptional experience, and here's why we're unlike any other:

No Surprise Costs: At Rocky Ridge RV, we believe in transparency. That's why we proudly offer no prep fees, no destination fees, and absolutely no hidden charges of any kind. When you shop with us, you can trust that the price you see is the price you pay. We're committed to ensuring you have complete clarity about your RV purchase.

Battery Included: We go the extra mile to ensure your RV is ready for adventure right from the start. That's why we include your battery in the price, at no additional cost. We're not about nickel-and-diming you; we're about providing you with an RV that's ready to hit the road when you are.

Tailored to Your Needs: Your RV experience should be a reflection of your desires and requirements. At Rocky Ridge RV, we take the time to understand your specific wants and needs. Our dedicated team is focused on ensuring you find the RV that perfectly matches your lifestyle, whether you're a seasoned traveler or a first-time RVer.

So, if you're seeking an RV dealer that values transparency, includes essential features without extra charges, and is genuinely dedicated to your satisfaction, look no further. Come visit us at Rocky Ridge RV and come experience the difference for yourself. Your journey towards RV ownership starts here, with the peace of mind you deserve.

*Rocky Ridge RV makes every effort to be accurate in all of our listings, however, sometimes errors may occur. Please contact the dealership to verify the availability of the RV, as well as the accuracy of any features shown in the listing.



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