Williams Family RV
2025 Forest River 2025 Forest River Sierra - image 1
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Layout & Media

Explore the floorplan, 3D tour
2025 Forest River Sierra 3900HBLR floorplan

Complete Fifth Wheel Specifications

2025 Forest River Sierra Overview

Introducing the 2025 Forest River Sierra fifth-wheel, featuring a spacious length of 42.8 ft and a dry weight of 13,284 lbs, making it perfect for extended adventures. This new model comfortably sleeps 4, ensuring ample room for family and friends. The Sierra is known for its exceptional build quality and reputation in the RV community, providing a reliable and enjoyable travel experience. With a robust 40,000 BTU heater and a 30,000 BTU air conditioning system, you will stay comfortable in any climate. Experience the great outdoors without sacrificing comfort. Schedule your tour today!

Premium Features & Highlights

Sleeps 4 for Family Comfort
30,000 BTU Air Conditioning for Year-Round Comfort
40,000 BTU Heater for Cozy Winters
104-Gallon Black Water Capacity for Longer Trips
50-Gallon Fresh Water Tank for Off-Grid Adventures
Select a category to view specs

Overview

Vehicle Identification & Details

8 specifications available

Category
Fifth Wheel
Condition
new
Floorplan
3900HBLR
Make
Forest River
Model
Sierra
Stock Number
2477
VIN
4X4FSER23SJ054499
Year
2025

Size & Weight

Dimensions, Weight, Construction & Exterior

6 specifications available

Dry Weight
13,284 lbs
GVWR
13,085 lbs
Length
42.8 ft
Width
8 ft
Awnings Count
0
Slides
0

Sleeping & Layout

Beds, Layout, Living & Comfort

5 specifications available

Bunk Beds Count
0
King Beds Count
1
Queen Beds Count
0
Sleeps
4
Living Area Location
Rear

Kitchen & Dining

Cooking, Dining & Appliances

2 specifications available

Kitchen Island
Yes
Refrigerator Type
12V

Bathroom & Facilities

Comfort & Privacy

3 specifications available

Bathroom Location
Front
Bathrooms Count
1
Shower Type
Standard

Water Systems

Tanks & Plumbing

2 specifications available

Black Water Capacity
104 gal
Fresh Water Capacity
50 gal

Climate Control

Heating & Cooling

3 specifications available

Ac Btu
30,000 BTU
Air Conditioning
Standard
Heater Btu
40,000 BTU

* Vehicle specifications listed to the best of our knowledge. All specifications, features, and information are provided by the manufacturer. Williams Family RV is not responsible for manufacturer defects, specification changes, or recalls. Buyers should verify all information directly with Williams Family RV.

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Built to Last

Superior construction for years of adventures
HVAC

30,000 BTU Air Conditioning

Stay cool in any climate with powerful cooling capacity.

HVAC

40,000 BTU Heater

Keep warm and cozy on chilly nights with an efficient heating system.

Ready for Your Next Adventure?

Experience the freedom of the open road with your next RV adventure

Payment Calculator

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from $539/mo
Estimated • 20% down

Schedule Tour

See this RV in person at our showroom

Showroom Hours
Mon-Fri: 9AM-6PM
23360 AL-59 Robertsdale, AL 36567

Trade-In Value

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Trade Evaluation

Dealer assessment

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. We are not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available.
$76,195
est $501/mo