2021 FOREST RIVER 321RL

If you’re looking for a spacious, well-built fifth wheel designed for comfort and extended stays, this 2021 Forest River Sandpiper 321RL is a fantastic choice. Known for quality construction and residential-style features, this unit delivers a true “home on wheels” experience.

Floorplan & Living Space

Rear Living (321RL) layout with a wide-open feel

Multiple slide-outs for maximum interior space

Comfortable seating including theater seating and/or sofa

Large rear entertainment area with TV and electric fireplace

Panoramic windows provide great natural light and scenic views

Kitchen & Dining

Residential-style kitchen with solid-surface countertops

Large kitchen island with deep sink and extra prep space

Full-size refrigerator (residential or large RV style, depending on build)

Three-burner stove, oven, and microwave

Ample cabinet and pantry storage

Free-standing or booth dinette for comfortable meals

Bedroom & Bath

Private front bedroom with queen or king bed

Large wardrobe closet with washer/dryer prep

Dresser storage and bedside nightstands

Spacious bathroom with walk-in shower, vanity, and linen storage

Climate & Comfort

Four-season capable construction

Ducted A/C and efficient heating system

Ceiling fan and high-quality insulation

Power vents and excellent airflow throughout

Build Quality & Features

Solid construction with aluminum framing

Power awning with LED lighting

Auto-leveling system for easy setup

Pass-through basement storage (huge!)

Exterior shower and utility hookups

Well-maintained and clean—non-smoker owned

Why the Sandpiper 321RL?

This model is highly sought after for its residential feel, smart layout, and durability, making it ideal for:

Full-time RV living

Extended camping trips

Seasonal or destination stays

Specifications (2021 Forest River Sandpiper 321RL)

Type: Fifth Wheel

Manufacturer: Forest River

Model: Sandpiper 321RL

Year: 2021

Overall Length: ~35 ft

Dry Weight: ~11,000–11,500 lbs

GVWR: ~14,000–15,000 lbs

Hitch Weight: ~2,000–2,200 lbs

Cargo Carrying Capacity: ~2,500–3,000 lbs

Tank Capacities

Fresh Water: 50 gallons

Gray Water: 52 gallons

Black Water: 50 gallons

Water Heater: 12-gallon (gas/electric)

Heating and Cooling

Air Conditioning: 15,000 BTU ducted A/C

Furnace: ~35,000 BTU

Four-Season Insulation Package

Appliances & Utilities

Electric/Gas refrigerator

3-burner cooktop with oven

Microwave

Washer/Dryer prep

Fireplace (electric)

Ceiling fan

LED interior lighting

Chassis & Exterior

Aluminum-framed construction

Electric auto-leveling system

Power awning with LED lights

Large pass-through basement storage

Dual propane tanks

Enclosed and heated underbelly

Roof ladder

Sleeping Capacity

Sleeps 4–6 people comfortably