# Forest River Sierra 3710HBFB

3710HBFB is a fifth wheel floor plan by Sierra (Forest River).

## Specs (2026 model year)

| Spec | Value |
| --- | --- |
| Length | 42 ft 9 in |
| Sleeps | 8 |
| Slide-outs | 4 |
| Dry weight | 12,649 lbs |
| GVWR | 15,500 lbs |

## Model years

2026. Year-specific specs: `https://rvenvy.com/fifth-wheel-trailers/forest-river/sierra/3710hbfb?year={year}`

## Overview

The front bunk suite makes this Sierra particularly appealing for families, offering dedicated sleeping space separated from the main living areas. Dual A/C units and a tankless water heater handle climate control efficiently, while auto-leveling simplifies setup at the campground. Owners consistently mention how well this 43-footer tows despite its size, and appreciate the generous storage throughout.

## Inventory

37 units currently for sale priced $66,982 to $83,375: https://rvenvy.com/fifth-wheel-trailers/forest-river/sierra/3710hbfb/inventory

Floor plan diagram: https://images.rvenvy.com/06cac325f7a5dafb4f74989980268f3c82bbc305744b4dd32a5bf0274f85dec3/1024.webp

Canonical page: https://rvenvy.com/fifth-wheel-trailers/forest-river/sierra/3710hbfb