New 2026 Keystone RV Avalanche 366LS Fifth Wheel

REAR KITCHEN | FRONT PRIVATE BEDROOM | DESK WITH A CHAIR | WALK THROUGH BATHROOM
Virtual Tour Kitchen Rear Bed King
2026 366LS Features and Options

Keystone Alpine Avalanche Edition fifth wheel 366LS highlights:

  • Five Slides
  • King Bed
  • Free-Standing Dinette
  • Largest L-Shaped Sofa
  • Desk with a Chair

Luxury Living with Full Body Paint

This Alpine Avalanche Edition 366LS features stunning full body paint in Black Steel, giving it an upscale, residential look from the moment you arrive at the campground. Inside, you'll love the expansive living area created by dual opposing slides and the largest L-shaped sofa with recliners, plus a hide-a-bed sofa sleeper for guests. A dedicated desk with a chair makes this the perfect fifth wheel for extended stays or working from the road.


Rear Kitchen with Residential Appliances

The chef will appreciate the spacious rear kitchen equipped with an 18 cu. ft. residential refrigerator, a large pantry, plenty of counter space, and a center island for prep work. Enjoy meals at the free-standing dinette or relax after dinner in the living area with entertainment options close by.


Comfortable King Bedroom & Dual Entry Bath

Retreat to the front master bedroom featuring a king bed slide, dresser, and a large master closet with stackable washer/dryer prep. The dual entry bath includes a shower with a seat for extra comfort and convenience.


Climate-Controlled for All-Season Adventures

  • Two A/C units for whole-coach comfort
  • Polar Pack All Season Protection with heated/enclosed underbelly
  • Astro foil reflective insulation and static attic vents
  • Wide-body construction for increased interior living space
  • Tru-Fit™ slide construction and in-floor heating ducts
  • KeyTV™ multisource signal controller

Disclaimer: Contact us today to confirm availability, features, and options. Specifications subject to change without notice.

What Our Customers Are Saying

Went above and beyond!

Randy and Tim helped us out. We needed some new batteries on our trip from Indianapolis to Bend, OR. Not only did they get us the batteries, when we needed a new connection made they drove us down to the local Napa and got us back. Also stayed open an hour past closing to make sure we were good. - Dan
Price: $127,315
You Save: $37,320
Sale Price: $89,995
Campers Inn
Location: Myrtle Beach SC
Stock# 107815
To get help now on this RV, call and enter the RV ID if prompted.
RV ID: 3045065#
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2026 366LS Specifications
Sleeps 5
Slides 5
Length 40 ft 10 in
Ext Width 8 ft 4 in
Ext Height 13 ft 4 in
Interior Color DOVETAIL
Hitch Weight 2365 lbs
Dry Weight 14027 lbs
Cargo Capacity 2173 lbs
Fresh Water Capacity 75 gals
Grey Water Capacity 83 gals
Black Water Capacity 49 gals
Tire Size ST235/80R16G
Furnace BTU 35000 btu
Available Beds King
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 65" TV
Awning Info 9' and 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 4YDFAVT29TE760174
For more information Contact Us
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