New 2026 Forest River RV RiverStone 421FK Fifth Wheel

Forest River RiverStone 421FK Fifth Wheel for Sale in Middlebury, IN

Experience residential-style fifth wheel living in the Forest River RiverStone 421FK at Royal RV Center in Middlebury, Indiana. Featuring a spacious front kitchen, center living area, private rear king bedroom, dual-vanity bathroom, and dedicated desk, the RiverStone 421FK offers an upscale layout designed for extended stays and travelers who appreciate room to settle in.

RiverStone 421FK Highlights

• Residential front kitchen

• Large kitchen island

• Fisher & Paykel dishwasher

• Three-burner cooktop

• High-top dinette with bar stools

• Theater seating

• E-Z Glide sofa bed

• Fireplace

• 65" Samsung Smart TV

• Dedicated desk slide

• 72" x 80" king bed slide

• Stackable washer and dryer

• Dual bathroom vanities

• Six-point hydraulic auto-leveling

• 200W solar panel

Residential Front Kitchen

The front kitchen provides a dedicated cooking space with generous cabinetry, ample storage, and a large island for meal preparation. A three-burner cooktop and Fisher & Paykel dishwasher add residential convenience.

A high-top dinette with bar stools overlooks the living area, creating a comfortable place for meals while maintaining an open connection between the kitchen and lounge.

Spacious Living & Workspace

The center living room features theater seating positioned across from the entertainment center, complete with a fireplace and 65" Samsung Smart TV. An E-Z Glide sofa bed provides additional seating and sleeping accommodations for guests.

A dedicated desk slide creates a separate workspace for remote work, trip planning, or other everyday tasks.

Private Rear King Bedroom

The rear bedroom provides a private retreat with a 72" x 80" king bed slide, large rear wardrobe, dresser, and 40" LED TV. A stackable washer and dryer adds valuable convenience for longer trips and extended stays.

Dual-Vanity Bathroom

The full bathroom features dual vanity sinks, a spacious shower, and storage for linens and everyday essentials, giving two people more room to get ready.

Premium Travel Technology

A six-point hydraulic auto-leveling system simplifies campsite setup, while LCI Road Armour suspension supports the towing foundation. Dual-pane frameless windows and a full docking station add additional functionality.

Technology includes a BMPro touch control system, TravlFi 4G/LTE router with WiFi extender, prep for a four-camera observation system, and a 200W solar panel for additional charging capability.

If you're searching for a Forest River RiverStone 421FK fifth wheel for sale in Indiana, Michigan, or Ohio, explore this residential front-kitchen floorplan at Royal RV Center.

Visit Royal RV Center in Middlebury, IN, proudly serving Indiana, Michigan, Ohio, and beyond.