2025 Forest River Riverstone 421FK

Stock #505558

Reason for selling is No Longer Using.

This Riverstone has recently been added to market (Sep 15th). Submit your offer today!

The 2025 Forest River Riverstone 421FK is a luxurious fifth-wheel trailer designed for comfort and style. It features a spacious interior and high-end

Step inside this beautifully appointed RV and enjoy the comfort and convenience of a residential-style interior designed for extended stays and relaxing getaways. The well-equipped kitchen features an upgraded Calcutta solid-surface countertop, large stainless-steel kitchen sinks with a residential-style faucet, an 18 cu. ft. French-door refrigerator with ice maker, a 3.7 cu. ft. oven with a four-burner range, and a 30-inch stainless-steel microwave with convection. Solid-surface sink covers and a matching solid-surface backsplash add both style and functionality.

The main living area features durable vinyl flooring, with matching vinyl flooring in the slide-outs, LED lighting throughout, day/night roller shades, and a 5,200 BTU fireplace that creates a warm and inviting atmosphere. The spacious living room includes sofa/desk slides and plenty of overhead storage cabinets for keeping your belongings organized. Hardwood dovetail drawers, residential soft-close cabinet hinges, and soft-close drawer glides provide the quality and convenience you expect from a residential-inspired interior.

The private sleeping area includes a 10-inch memory foam mattress measuring 72 x 80, with under-bed storage for clothing, bedding, and personal belongings. The bathroom features an oval porcelain toilet with bidet and convenient foot-flush operation.

Additional comfort and convenience features include a powerful 40,000 BTU furnace, cordless vacuum, and thoughtful storage throughout. From the upgraded kitchen finishes to the residential-style cabinetry and comfortable living space, this RV combines functionality, quality, and home-like comfort--making it an excellent choice for weekend adventures, extended travel, or full-time RV living.

Built for comfort, durability, and dependable performance, this RV features a premium construction package designed for extended travel and all-season use. Batten insulation throughout the sidewalls, slide-outs, ceiling, and floors helps provide excellent temperature control, while the -inch plywood roof decking and impact-guard roof add strength and protection.

The exterior features 3-inch hung-glass walls with a high-gloss gel coat finish, along with painted fiberglass front and rear caps for a sleek, durable appearance. Dual-pane square frameless windows provide an attractive look while helping improve insulation and comfort.

The RV rides on 17.5-inch H-rated tires with aluminum rims, supported by a CURT TCS suspension system and tandem 8,000-lb. axles or 7,000-lb. tri-axles, depending on the model. Hydraulic slide-outs on the main level and bed slides provide generous living space, while composite slide-out floors add durability. An electric awning with integrated LED lighting extends the usable outdoor living area, and side turning lights, high-visibility chrome LED tail lights, and a 32 x 78 entry door with friction hinges provide added convenience and visibility.

For outdoor convenience, the RV includes a 12V heated full docking station, electric dump valves, a water manifold system, dual 40-lb. LP tanks, and a 12V-powered 50-amp cord reel. The MORryde entry step and Safe-T-Rail make entering and exiting easier and more secure. Two dual 6V or 12V slide-out battery trays provide flexible battery storage, while the 2-inch hitch receiver offers a convenient option for carrying a bike rack with a 300-lb. rating (not available on toy hauler models).

Two 15,000 BTU high-performance Quiet Cool air conditioners and one heat pump handle climate control, providing powerful heating and cooling. Additional exterior details include riveted skirt metal, entry door silk screening, and a durable overall construction package engineered for comfort and long-term use.

With its heavy-duty running gear, insulated construction, premium exterior materials, and thoughtful campground conveniences, this RV is ready for everything from weekend adventures to extended road trips.

Would make a great Park Model.

While we will always attempt to provide you with a TRUE representation of every RV we market, during any purchase from Pop you will be encouraged to schedule an inspection from an independent, accredited inspector and every purchase WILL ALWAYS BE subject to your satisfaction with the results from your independent inspection and your own personal test drive.

We have several more Montana, Solitude, Mobile Suites, and Bighorn RVs for sale. If youre in the Casas Adobes, Catalina Foothills, Sierra Vista, or Oro Valley areas, please contact us to let us know what youre looking for and well get back with you today about any other fifth wheel trailer options we have locally that may meet your needs.

Selling your RV has never been easier. Pop RVs literally sells thousands of RVs every year all over the country. Sell through our nationwide marketing platform and make 20% more $ (compared to traditional dealership trade-in)!

You have questions? We have answers. Call us at (941) 200-1004 to discuss this RV today.