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Trailer Source Inc

2026 Keystone Alpine Avalanche 381DL

2026 Keystone 2026 Keystone Alpine Avalanche - image 1
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Floorplan Layout

Detailed floor plan showing the complete layout and dimensions
2026 Keystone Alpine Avalanche 381DL floorplan
Floorplan

Complete Fifth Wheel Specifications

2026 Keystone Alpine Avalanche Overview

Introducing the 2026 Keystone Alpine Avalanche, a remarkable fifth-wheel that combines luxury and functionality. With a generous length of 42.83 ft and a dry weight of 15,865 lbs, this model is designed for those who seek comfort on the road. It comfortably sleeps up to 6, making it perfect for family getaways. The residential refrigerator and standard shower add to the home-like feel, while the spacious interior layout ensures everyone has room to relax. Experience the great outdoors with the Alpine Avalanche, a trusted name in the fifth-wheel category. Schedule your tour today!

Premium Features & Highlights

Dry Weight: 15,865 lbs for Easy Towing
Spacious Interior Layout
Sleeps 6 for Family Comfort
Residential Refrigerator for Home-Like Convenience
Private Bedroom for Added Privacy
Select a category to view specs

Overview

Vehicle Identification & Details

8 specifications available

Category
Fifth Wheel
Condition
new
Floorplan
381DL
Make
Keystone
Model
Alpine Avalanche
Stock Number
1605
VIN
4YDFAVU28TE760519
Year
2026

Size & Weight

Dimensions, Weight, Construction & Exterior

10 specifications available

Dry Weight
15,865 lbs
GVWR
18,000 lbs
Length
42.83 ft
Width
8.4 ft
Awnings Count
1
Doors Count
1
Has Auto Leveling
Yes
Has Power Awning
Yes
Has Power Slideouts
Yes
Slides
5

Sleeping & Layout

Beds, Layout, Living & Comfort

11 specifications available

Available Beds
L-Shaped Sofas
Bunk Beds Count
0
King Beds Count
1
Primary Bedroom Location
Front
Private Bedroom
Yes
Sleeps
6
Has Interior Wood Finish
Yes
Has Primary Bedroom Closet
Yes
Has Primary Bedroom Mirror Doors
Yes
Has Primary Bedroom Window Shades
Yes
Living Area Location
Rear

Kitchen & Dining

Cooking, Dining & Appliances

9 specifications available

Microwave
Yes
Kitchen Island
Yes
Kitchen Location
Center
Kitchen Table Config
Free Standing Dinette
Oven
Yes
Refrigerator Power Mode
12V
Refrigerator Size
18 cu ft
Refrigerator Type
Residential
Washer Dryer Prep
Yes

Bathroom & Facilities

Comfort & Privacy

5 specifications available

Bathroom Location
Front
Bathrooms Count
1
Has Bathroom Vent
Yes
Has Medicine Cabinet
Yes
Shower Type
Standard

Water Systems

Tanks & Plumbing

4 specifications available

Black Water Capacity
49 gal
Fresh Water Capacity
75 gal
Gray Water Capacity
83
Has Tankless Water Heater
Yes

Power & Electrical

Electrical, Entertainment & Safety

7 specifications available

Solar Ready
Yes
Solar Equipped
Yes
Washer Dryer Prewiring
Yes
Entertainment Center
Yes
Has Bluetooth Audio
Yes
Sound System
Yes
Backup Camera Prewiring
Yes

Climate Control

Heating & Cooling

1 specifications available

Heater Btu
35,000 BTU

Standard Features & Equipment

RV Type: Fifth Wheel
Shipping Weight: 15,865 lb.

* Vehicle specifications listed to the best of our knowledge. All specifications, features, and information are provided by the manufacturer. Trailer Source Inc is not responsible for manufacturer defects, specification changes, or recalls. Buyers should verify all information directly with Trailer Source Inc.

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Built to Last

Superior construction for years of adventures
Plumbing

75-Gallon Fresh Water Tank

Extended off-grid capability for longer trips.

Plumbing

49-Gallon Black Water Capacity

Efficient waste management for extended adventures.

Ready for Your Next Adventure?

Experience the freedom of the open road with your next RV adventure

Payment Calculator

Estimate your monthly payments

from $859/mo
Estimated • 20% down

Schedule Tour

See this RV in person at our showroom

Showroom Hours
Mon-Fri: 9AM-6PM
11808 West 44th Avenue Wheat Ridge, CO 80033

Trade-In Value

Get your current RV's value

Trade Evaluation

Dealer assessment

Trailer Source Inc. is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, set-up fees, dealer handling and delivery fees. A $799 dealer handling fee applies to all RVs and Travel Trailers, and a $289 dealer handling fee applies to all Cargo and Utility Trailers. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us for availability as our inventory changes rapidly.

TOWABLE RVs
Payments are estimated with 20% down payment, based on approved credit plus tax, title and license fees of selling price. Not all customers will qualify for these rates and terms.
*On the amount financed under $15,000 — terms are based on 120 months at 8.99%
*On the amount financed from $15,000 to $25,000 — terms are based on 144 months at 7.99%
*On the amount financed from $26,000 to $49,999 — terms are based on 180 months at 7.99%
*On the amount financed from $50,000 to $150,000 — terms are based on 240 months at 7.99%

MOTORIZED RVs
Payments are estimated with 20% down payment, based on approved credit plus tax, title and license fees of selling price. Not all customers will qualify for these rates and terms.
*On the amount financed under $25,000 — terms are based on 144 months at 7.99%
*On the amount financed from $25,000 to $49,999 — terms are based on 180 months at 7.99%

USED RVs
Payments are estimated with 20% down payment, based on approved credit plus tax, title and license fees of selling price. Not all customers will qualify for these rates and terms. Terms are based on year and amount financed; rates vary between 9.99% and 21.99% W.A.C.

All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available. All advertised prices exclude government fees and taxes, any finance charges, any dealer document processing charge, pre-delivery inspection and freight fees, any electronic filing charge, and any emission testing charge. Savings percentage based on Manufacturers Suggested Retail Prices for select models for in-stock units. With approved credit.
$119,492
est $799/mo