New 2026 Keystone RV Alpine Avalanche Edition 390DS
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43ft long
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14,258 lbs
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Sleeps 7
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4 slides
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Kitchen IslandLoft
390DS Floorplan
Specifications
| Sleeps | 7 | Slides | 4 |
| Length | 42 ft 11 in | Ext Width | 8 ft 4 in |
| Ext Height | 13 ft 4 in | Hitch Weight | 2740 lbs |
| Dry Weight | 14258 lbs | Cargo Capacity | 2482 lbs |
| Fresh Water Capacity | 75 gals | Grey Water Capacity | 132 gals |
| Black Water Capacity | 98 gals | Tire Size | ST235/80R16G |
| Furnace BTU | 35000 btu | Available Beds | King, Queen |
| Refrigerator Type | Residential | Refrigerator Size | 18 cu ft |
| Cooktop Burners | 3 | Number of Awnings | 2 |
| Axle Weight | 7000 lbs | LP Tank Capacity | 30 lbs |
| AC BTU | 30000 btu | TV Info | LR 50" LED TV |
| Awning Info | 11' & 16' Power Carefree w/Adjustable Arms | Axle Count | 2 |
| Washer/Dryer Available | Yes | Number of LP Tanks | 2 |
| Shower Type | Shower w/Seat | Electrical Service | 50 amp |
| VIN | 4YDFAVU27TE760270 |
Description
New 2026 Keystone RV Avalanche 390DS
The New 2026 Keystone RV Avalanche 390DS brings residential style and family-friendly design to the open road, delivering a fifth wheel that feels like home from the moment you step inside. Perfect for couples, families, or extended trips with friends, this model offers thoughtful features, spacious living areas, and premium touches that elevate every part of your travel experience.
Step inside and you’ll immediately notice the bright, open interior with abundant seating and quality finishes throughout. The living space flows naturally into an expansive kitchen with a residential refrigerator, plenty of counter space, and storage for all your culinary needs — making meal prep and entertaining easy whether you’re camping close to home or exploring new horizons. Plush theater seating gives everyone a comfortable spot to relax after a day of adventure.
Climate comfort is covered with dual A/C units with heat pump technology, ensuring temperature control in a variety of conditions. The master suite is your personal retreat with generous storage and restful sleeping space. And when it’s time to enjoy the outdoors, the outdoor kitchen and power awning make cookouts, shade, and lingering evenings under the open sky effortless.
With its thoughtful layout, luxury appointments, and versatile living spaces, the Avalanche 390DS is engineered to support both everyday comfort and extraordinary travel experiences.
Key Features & Highlights
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Bright, open interior with spacious living and kitchen areas
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Residential refrigerator and well-appointed kitchen
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Theater seating for relaxing evenings
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Dual A/C with heat pump for year-round comfort
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Master bedroom retreat with ample storage
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Outdoor kitchen for al fresco meals
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Power awning for expanded outdoor living
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Interior and exterior storage for gear and essentials
Dual A/C With Heat Pump • Outdoor Kitchen • Theater Seating • Residential Refrigerator • Power Awning
Why Choose Campers Inn RV
When you choose Campers Inn RV, you’re choosing a partner committed to your RV lifestyle long after the sale. Our experienced, no-pressure RV specialists provide friendly, personalized guidance to help you find the perfect fifth wheel that aligns with your travel goals, lifestyle, and budget. Every new RV we offer is professionally inspected and prepared by certified technicians to ensure quality, reliability, and confidence before you hit the road. With flexible financing options tailored to your needs, transparent pricing you can trust, and dependable service support when you need it, Campers Inn RV makes owning and enjoying your RV simple, rewarding, and exciting.
Start Your Next Adventure Today
The New 2026 Keystone RV Avalanche 390DS is designed to elevate your travel experiences with comfort, convenience, and thoughtful design. Call or text 865-933-7213 now for current pricing, detailed options, or to schedule your personal walkthrough and see it for yourself!
Features
Standard Features (2026)
Exterior
- 10" I-Beams w/ 8" Z-drop frame technology and 100" wide-body construction (model specific)
- 12" I-Beams w/ 8" Z- drop frame technology and 100" wide-body construction (model specific)
- Road Armor™ shock absorbing hitch pin
- MaxTurn™ Technology and Hitch Vision™ w/ LED lighting
- High-gloss Laminated sidewalls w/ double-welded aluminum construction
- Large, tinted safety glass windows (80% tint)
- Framless dual-pane windows (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
- Rear-mounted 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 (model specific)
- Dexter heavy duty 8,000 lb. axles w/Nev-R-Adjust brakes (model specific)
- Slide Awnings: Triples (optional)
- Slide Awnings: Quads and Above (optional)
- Road Armor™ Shock Absorbing Suspension w/ wet bolts, brass bushings, and oversized 1/2" shackles
- Sailun G-rated tires
- Lippert T.P.M.S Prep Port
- Premium Lippert® Titan-BaseCamp 6-point Hydraulic auto-leveling system (includes larger landing gear, LED lights at all jack posts, and intuitive touch screen w/ integrated BlueTooth capabilities)
- Super size, 6' 4" tall, 30" wide entry door
- Lippert Strut Assisted SolidStep®
- 150 Cu. Ft. heated basement storage and class-A style, dual slam latch doors
- Back-up and side camera prep
- Battery quick-disconnect
- Easy access, heated and enclosed Nautilus™ water works center
- Canister style water filtration
- Oversized 73" sewer hose carrier
- Generator prep (optional)
- 50 AMP service w/ industry first, WatchDog® inegrated safety inlet, and detachable power cord
- Outside shower w/ hot and cold water
- Carefree power awning w/adjustable arms and LED light bars
- 2” towing hitch w/ wiring harness (3,000 lbs. towing capacity)
- Keyed-A-Like™
Interior
- JBL® Aura Cube Sound System w/ exterior belly mounted speakers
- Designer Beaufloor® with 7 year limited Warranty
- Extra tall, 6'10" main slide height
- Super Sofa w/ 4 Dining Trays (optional, model specific)
- Hardwood slideout fascia w/ wood accent
- Night roller shades
- Designer upholstered window valances with custom wood window frame
- Stunning painted/stained solid wood cabinet doors, drawer fronts, and slide fascia
- Thomas Payne® furniture equipped w/ heat, LED lights and USB charging stations in theatre seats
- Automotive style snap-in crown molding and ceiling batton strips throughout
- 7 - Inverter prepped outlets throughout
- Industry-first control panel mounted one-flip switch for all exterior LED Lights (Front Cap, awning, and all marker lights)
- Flush mounted residential can-style LED lighting throughout
- 40" designer fireplace w/ decorative surround
Keystone Exclusives
- Color-coded unified wiring standard
- Wingard 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-surface countertops
- Stainless steel, extra deep sink w/ dual bowls and a solid surface sink cover
- Keystone-Exclusive designer knurled cabinet and drawer pulls
- Stained/painted solid hardwood cabinet doors and drawer fronts
- Hidden hinge soft close cabinet doors w/ magnetic holds
- High-rise, single-lever faucet w/ sprayer
- Amazing Legless Dinette Table w/ storage; and (4) high-back dinette chairs w/ storage (Select Models)
Appliances & Utilities
- (2) 30 lb. propane bottles
- Dual Quiet Cool (2) high-pressure A/Cs w/ 15K BTU Whisper Quiet Technology, and residential MERV-9 air filtration. Prepped for 3rd A/C
- 3rd 13.5K BTU A/C (Optional)
- Fully programmable dual zone temperature control
- 35K BTU gas furnace
- 50" LED Smart TV and 12V JBL Sound System (model specific)
- Huge 65" LED Smart TV with JBL sound system and custom accent wall (Model specific)
- Furrion 12V, 19.6 Cu. Ft. refrigerator
- 18 Cu. Ft. residential refrigerator (w/ 2000W Inverter)
- 30" Furrion Microwave
- Furrion® kitchen appliances
- Interior mounted Control Panel w/ exterior mounted 3-Way Switches for slide and awning control
- Stackable washer/dryer prep
- 42,000 BTU On-Demand water heater
Bedroom
- King bed
- Two LED overhead reading lights
- Bedside outlets on both sides of the bed
- Quilted bedspread
- TV hookup in bedroom
- Modern, nail-head decorative headboard
Bathroom
- Sorrento Biscotti pressed membrane countertops
- Translucent glass shower enclosure w/Oxygenics shower head, shower skylight, and high watt shower light
- Porcelain foot-flush toilet
- Medicine cabinet
- Linen cabinet (Select Models)
- Pull-out linen cabinet (Select Models)
- Pull-out trash can(Select Models)
- Toilet tissue drawer
Weather Protection
- Tested and proven Polar Pack protection for four-season camping
- Polar Pack Features include; Heated and enclosed underbelly, Astro foil reflective layert on roof, front, and rear walls, 35,000 BTU Furnace, Two static attic vents, Insulation in the floor wrapped in Darco Protective fabric
- Forced ducted air over all one-piece rotocast tanks.
- 12V Heat pads on all one-piece rotocast holding tanks. (2 12V heat pads on 75 Gal fresh water tanks)
- Pex lines are plumbed and routed through heated underbelly
- Heated holding tank dumps/pulls
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.



