# Keystone Alpine 3720MD

3720MD is a fifth wheel floor plan by Alpine (Keystone).

## Specs (2025 model year)

| Spec | Value |
| --- | --- |
| Length | 41 ft 5 in |
| Sleeps | 6 |
| Slide-outs | 4 |
| Dry weight | 13,951 lbs |
| GVWR | 16,500 lbs |
| MSRP | $127,134 |

## Model years

2025, 2024, 2023, 2022. Year-specific specs: `https://rvenvy.com/fifth-wheel-trailers/keystone/alpine/3720md?year={year}`

## Floor plan tags

front bedroom, rear living area

## Inventory

3 units currently for sale priced $56,195 to $57,995: https://rvenvy.com/fifth-wheel-trailers/keystone/alpine/3720md/inventory

Floor plan diagram: https://images.rvenvy.com/5ad1f4a59ee68085737641930168914651c82e77191a63114d57ea72bd52d03c/1024.webp

Canonical page: https://rvenvy.com/fifth-wheel-trailers/keystone/alpine/3720md