Chassis & Towing
3,084 lbs Hitch Weight
Designed for stability and easy towing with most vehicles.
2026 Forest River Riverstone 39RKFB
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Layout & Media
Explore the floorplan, 3D tour
Complete Fifth Wheel Specifications
2026 Forest River Riverstone Overview
Introducing the 2026 Forest River Riverstone, a remarkable fifth wheel designed for those who seek adventure without sacrificing comfort. With a substantial length of 42.58 ft and a dry weight of 16,292 lbs, it offers an impressive living space that comfortably sleeps 4. The rear kitchen is equipped with a French door refrigerator with an ice maker, perfect for preparing meals on the go. Enjoy ample black water capacity of 80 gallons and fresh water capacity of 79 gallons, making it ideal for extended trips. This new model combines luxury and functionality, ensuring you create unforgettable memories. Schedule your tour today!
Premium Features & Highlights
42.58 ft Length for Spacious Living
16,292 lbs Dry Weight for Easy Towing
French Door Refrigerator with Ice Maker
80 Gallon Black Water Capacity
79 Gallon Fresh Water Capacity
Select a category to view specs
Overview
Vehicle Identification & Details
8 specifications available
- Category
- Fifth Wheel
- Condition
- new
- Floorplan
- 39RKFB
- Make
- Forest River
- Model
- Riverstone
- Stock Number
- RS-005378
- VIN
- 4X4FRSR28T0005378
- Year
- 2026
Size & Weight
Dimensions, Weight, Construction & Exterior
10 specifications available
- Dry Weight
- 16,292 lbs
- GVWR
- 19,084 lbs
- Length
- 42.58 ft
- Width
- 8 ft
- Awning Length Ft
- 11 ft
- Awnings Count
- 2
- Doors Count
- 1
- Primary Color
- White
- Secondary Color
- Frost, Mercury, Blue Ice, Riptide Red Paint Options
- Slides
- 4
Sleeping & Layout
Beds, Layout, Living & Comfort
11 specifications available
- Available Beds
- King
- Bunk Beds Count
- 0
- Convertible Beds Count
- 0
- Double Beds Count
- 0
- Full Beds Count
- 0
- King Beds Count
- 0
- Queen Beds Count
- 0
- Sleeps
- 4
- Has Primary Bedroom Window Shades
- Yes
- Recliners Count
- 0
- Sofas Count
- 0
Kitchen & Dining
Cooking, Dining & Appliances
5 specifications available
- Microwave
- Yes
- Kitchen Location
- Rear
- Stovetop Burners
- 4
- Refrigerator Size
- 18
- Refrigerator Type
- French Door with Ice Maker
Bathroom & Facilities
Comfort & Privacy
4 specifications available
- Bathrooms Count
- 1
- Has Bathroom Vent
- Yes
- Has Medicine Cabinet
- Yes
- Shower Type
- Standard
Water Systems
Tanks & Plumbing
8 specifications available
- Black Water Capacity
- 80 gal
- Black Water Tanks Count
- 1
- Fresh Water Capacity
- 79 gal
- Fresh Water Tanks Count
- 1
- Gray Water Capacity
- 80
- Gray Water Tanks Count
- 1
- Has Water Heater Bypass
- Yes
- Water Heater Type
- Truma Aqua Go Comfort On Demand
Power & Electrical
Electrical, Entertainment & Safety
11 specifications available
- Ac Prewiring
- Yes
- Cable Prewiring
- Yes
- Electrical Service
- 50 amp
- Has Battery Converter
- Yes
- Heat Prewiring
- Yes
- Satellite Prewiring
- Yes
- Tv Antenna Prewiring
- Yes
- Washer Dryer Prewiring
- Yes
- Radios Count
- 0
- Televisions Count
- 0
- Tv Info
- LR 65" Samsung LED Smart TV, BR 40" LED TV
Climate Control
Heating & Cooling
2 specifications available
- Ac Btu
- 30,000 BTU
- Heater Btu
- 40,000 BTU
* Vehicle specifications listed to the best of our knowledge. All specifications, features, and information are provided by the manufacturer. Johnston RV Center is not responsible for manufacturer defects, specification changes, or recalls. Buyers should verify all information directly with Johnston RV Center.
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Built to Last
Superior construction for years of adventures
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from $1,078/mo
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Schedule Tour
See this RV in person at our showroom
Showroom Hours
Mon-Fri: 9AM-6PM
3504 Deere Rd. SE Decatur, AL 35603
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.
$149,986
est $1,003/mo