
Forest River · Fifth Wheel · 2027
Forest River Riverstone 39RKFB
Riverstone's signature plan puts the kitchen and island at the rear and the bedroom up front, across four slides on 8,000 lb axles. Insulation runs through the sidewalls, slides, ceiling and floor, with a heated docking station and heated tanks. At around $155,000 it costs about $27,000 more than the Cedar Creek 383FB.
- Approx. price
- ~$155,215
- dealer advertised price
- Length
- 42.67 ft
- Sleeps
- 4
Specifications
Size
- Exterior length
- 42.67 ft
- Exterior height
- 13.42 ft
- Sleeps
- 4
- Slide-outs
- 4
Tanks and power
- Fresh water
- 79 gal
- Gray water
- 100 gal
- Black water
- 100 gal
- House battery
- Two dual 6V/12V slide-out battery trays (batteries not specified)
- Generator
- LP generator prep
Standard equipment named by the maker
- Rear kitchen with island and front bedroom
- Batten insulation in sidewalls, slides, ceiling and floor
- 12V heated full docking station and 12V heated holding tanks
- Tandem 8,000 lb axles
- Four-camera observation system prep
- Ultimate Electronics package: 2,000W inverter, 200W solar with 50A MPPT
- Optional Legacy/Onyx packages add 400W solar + 100Ah lithium
Weights
2027 maker figures
- Dry weight (UVW)
- 16,121 lb
- GVWR
- 18,950 lb
- Pin weight, dry
- 2,950 lb
- Cargo capacity (CCC)
- 2,829 lb
2,829 lb between brochure dry weight and GVWR. Water (8.3 lb a gallon), food, gear, propane and dealer-added options all come out of it.
Size, to scale
- Forest River Riverstone 39RKFB · 42.67 ft long · 13′5″ tall
Compared with
Similar models
Line photoFifth Wheel · Forest River
Forest River Cedar Creek 383FB
- Length
- 42.08 ft
- Sleeps
- 4
- GVWR
- 18,000 lb
- 4 slides
- 200 W solar
- 75 gal fresh
~$128,573
10 owner accounts →
Line photoFifth Wheel · Forest River
Forest River Rockwood Signature Traveler 339SBH
- Length
- 36.58 ft
- Sleeps
- —
- GVWR
- 10,849 lb
- 53 gal fresh
Price not published
Line photoClass A · Forest River
Forest River Georgetown 5 Series 34M5
- Length
- 37.92 ft
- Sleeps
- 5
- GVWR
- 22,000 lb
- 3 slides
- 200 W solar
- Generator
~$190,549
Class C · Forest River
Forest River Sunseeker LE 3250DSLE
- Length
- 32.25 ft
- Sleeps
- 7
- GVWR
- 14,500 lb
- 2 slides
- 200 W solar
- Generator
~$112,149
Where these figures come from
Checked against these pages on October 16, 2026. Options and later model-year changes can move any of them.