# Keystone Alpine 3661FL

3661FL is a fifth wheel floor plan by Alpine (Keystone).

## Specs (2017 model year)

| Spec | Value |
| --- | --- |
| Length | 39 ft 1 in |
| Sleeps | 7 |
| Slide-outs | 6 |

## Model years

2017. Year-specific specs: `https://rvenvy.com/fifth-wheel-trailers/keystone/alpine/3661fl?year={year}`

## Inventory

3 units currently for sale priced $39,995 to $56,988: https://rvenvy.com/fifth-wheel-trailers/keystone/alpine/3661fl/inventory

Floor plan diagram: https://images.rvenvy.com/3cb7b8424222ec0f9957288d17f20d1efb8af294181e7707364cbe0e97666a61/1024.webp

Canonical page: https://rvenvy.com/fifth-wheel-trailers/keystone/alpine/3661fl