# Keystone Alpine Avalanche Edition 366LS

366LS is a fifth wheel floor plan by Alpine Avalanche Edition (Keystone).

## Specs (2027 model year)

| Spec | Value |
| --- | --- |
| Length | 40 ft 10 in |
| Sleeps | 6 |
| Slide-outs | 5 |

## Model years

2027, 2026, 2025. Year-specific specs: `https://rvenvy.com/fifth-wheel-trailers/keystone/alpine-avalanche-edition/366ls?year={year}`

## Overview

The Alpine Avalanche Edition 366LS brings luxury and space together in a thoughtfully designed 41-foot fifth wheel. Built by Keystone's premium Alpine line, this model focuses on comfort for extended stays with ample room for up to six people. The Avalanche Edition package adds enhanced features and finishes that elevate the entire living experience.

## Inventory

42 units currently for sale priced $69,999 to $89,999: https://rvenvy.com/fifth-wheel-trailers/keystone/alpine-avalanche-edition/366ls/inventory

Floor plan diagram: https://images.rvenvy.com/ab4a6cf1e5fcbe74a59325051501e149ed0f71d24f0fd1e1a436229e2abe4d97/1024.webp

Canonical page: https://rvenvy.com/fifth-wheel-trailers/keystone/alpine-avalanche-edition/366ls