Forest River RiverStone
Available Forest River RiverStone Floorplans
View full screenExterior Measurements
| Vehicle Body Length | 511 in |
|---|---|
| Vehicle Body Width | 102 in |
| Vehicle Body Height | 160 in |
Trailering
| Hitch Weight | 3084 lbs |
|---|
Weights
| GVWR | 19084 lbs |
|---|---|
| Dry Weight | 16292 lbs |
| Standard Payload | 2792 lbs |
Holding Tanks
| Total Fresh Water Tank Capacity | 83 gal |
|---|---|
| Total Gray Water Tank Capacity | 82 gal |
| Total Black Water Tank Capacity | 82 gal |
Propane Tanks
| Total Propane Tank Capacity | 18.9 gal |
|---|
Refrigerator
| Refrigerator Size | 18 cu ft |
|---|---|
| Refrigerator Power Mode | Electric |
Air Conditioning
| Air Conditioning (BTU) | 30000 btus |
|---|---|
| Heater (BTU) | 40000 BTUs |
Water Heater
| Water Heater Tank Capacity | 0 g |
|---|
Oven / Stove
| Overhead Fan | Overhead Fan |
|---|
Wheels
| Number of Axles | 2 |
|---|---|
| Wheel Material | Aluminum |
Tires
| Tire Brand | Cooper |
|---|---|
| Rear Tire Full Spec | 17.5 Inch |
Awning
| Awning Length | 384 in |
|---|
Common Questions
- What are the exterior dimensions of the Forest River RiverStone 39RKFB?
- The Forest River RiverStone 39RKFB measures 511 in long, 102 in wide, and 160 in tall.
- How much does the Forest River RiverStone 39RKFB weigh?
- Dry weight is 16292 lbs; fully loaded, its GVWR is 19084 lbs.
- What do I need to tow and haul the Forest River RiverStone 39RKFB?
- Key numbers are a hitch weight of 3084 lbs and a payload capacity of 2792 lbs. Bring your tow vehicle details and we'll verify the match.
- What are the holding tank capacities on the Forest River RiverStone 39RKFB?
- Onboard capacity is 83 gal fresh, 82 gal gray, and 82 gal black — enough for a long weekend off hookups for most families.
- How much fuel does the Forest River RiverStone 39RKFB carry?
- Capacity on the Forest River RiverStone 39RKFB comes in at 18.9 gal of propane.
View full screenExterior Measurements
| Vehicle Body Width | 8.5 ft |
|---|---|
| Vehicle Body Length | 44.75 ft |
| Vehicle Body Height | 13.42 ft |
Weights
| GVWR | 24000 lbs |
|---|---|
| Dry Weight | 18065 lbs |
| Cargo Carrying Capacity | 5935 lbs |
Trailering
| Hitch Weight | 3240 lbs |
|---|
Awning
| Awning Size | 20 ft |
|---|
Wheels
| Number of Axles | 2 |
|---|
Holding Tanks
| Total Black Water Tank Capacity | 50 gal |
|---|---|
| Total Gray Water Tank Capacity | 100 gal |
| Total Fresh Water Tank Capacity | 79 gal |
Refrigerator
| Refrigerator Size | 18 cu ft |
|---|
Air Conditioning
| Air Conditioning (BTU) | 30000 btus |
|---|
Common Questions
- What are the exterior dimensions of the Forest River RiverStone 420RE?
- The Forest River RiverStone 420RE comes in at 44.75 ft long, 8.5 ft wide, and 13.42 ft tall.
- How much does the Forest River RiverStone 420RE weigh?
- The Forest River RiverStone 420RE starts at 18065 lbs empty and is rated to 24000 lbs loaded.
- What do I need to tow and haul the Forest River RiverStone 420RE?
- Towing and hauling figures for the Forest River RiverStone 420RE: a hitch weight of 3240 lbs. Match these to your vehicle's rated capacity.
- What are the holding tank capacities on the Forest River RiverStone 420RE?
- The Forest River RiverStone 420RE carries 79 gal fresh, 100 gal gray, and 50 gal black.
View full screenWheels
| Wheel Material | Aluminum |
|---|---|
| Number of Axles | 2 |
Tires
| Tire Brand | Cooper |
|---|---|
| Rear Tire Full Spec | 17.5 Inch |
Awning
| Awning Length | 384 in |
|---|---|
| Awning Size | 16 ft |
Water Heater
| Water Heater Tank Capacity | 0 g |
|---|
Oven / Stove
| Overhead Fan | Overhead Fan |
|---|
Refrigerator
| Refrigerator Power Mode | Electric |
|---|---|
| Refrigerator Size | 18 cu ft |
Air Conditioning
| Heater (BTU) | 40000 BTUs |
|---|---|
| Air Conditioning (BTU) | 30000 btus |
Propane Tanks
| Total Propane Tank Capacity | 18.9 gal |
|---|
Holding Tanks
| Total Fresh Water Tank Capacity | 79 gal |
|---|---|
| Total Gray Water Tank Capacity | 120 gal |
| Total Black Water Tank Capacity | 40 gal |
Exterior Measurements
| Vehicle Body Width | 8.5 ft |
|---|---|
| Vehicle Body Height | 13.33 ft |
| Vehicle Body Length | 44 ft |
Weights
| Standard Payload | 5669 lbs |
|---|---|
| GVWR | 24000 lbs |
| Dry Weight | 18786 lbs |
| Cargo Carrying Capacity | 5214 lbs |
Trailering
| Hitch Weight | 3635 lbs |
|---|
Common Questions
- What are the exterior dimensions of the Forest River RiverStone 421FK?
- Exterior dimensions on the Forest River RiverStone 421FK are 44 ft long, 8.5 ft wide, and 13.33 ft tall.
- How much does the Forest River RiverStone 421FK weigh?
- Dry weight is 18786 lbs; fully loaded, its GVWR is 24000 lbs.
- What do I need to tow and haul the Forest River RiverStone 421FK?
- Key numbers are a hitch weight of 3635 lbs and a payload capacity of 5669 lbs. Bring your tow vehicle details and we'll verify the match.
- What are the holding tank capacities on the Forest River RiverStone 421FK?
- You get 79 gal fresh, 120 gal gray, and 40 gal black on the Forest River RiverStone 421FK.
- How much fuel does the Forest River RiverStone 421FK carry?
- Expect 18.9 gal of propane aboard the Forest River RiverStone 421FK.

