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2026 Forest River Sandpiper Fifth Wheels 3990FL

Sandpiper Fifth Wheels

Wherever you go, the Sandpiper line up will ensure you make the most out of every adventure. Unique floor plan designs like rear kitchens, front living spaces or lofts will accommodate any traveler or group. Automatic level up, large refrigerator and ABS brakes are only a few of the features that combine to create a perfect balance of safety and comfort.

Everything you love about the luxurious front living floorplans, with a hidden loft and a half. This floorplan has room for extra sleepers, or provides ample room for storage. Complete with a pop up 50” television, king sized bed, Goodyear tires, pull out opposing tri-fold sofas and walk in shower.

Features may include:

Exterior

Automatic Electric Level-Up System

2\" Towing and Accessory Hitch (Where Available)

7,000lb axles with Anti-lock Braking System

Goodyear Radial Tires w/ anti-lock brakes

Lippert auto adjust brakes

Rich Solar 200W roof mounted solar panel with controller and battery

Quad MORryde® step above with strut (Where Available)

Color matched high gloss gel coated colored exterior fiberglass

Painted two tone aerodynamic fiberglass front cap with improved turning radius

Underbelly Armor

Tire Pressure Monitoring System

Spare tire

Large, tinted windows with 80/20 UV prohibitor

Electric awning with LED light strip

Prepped for Lippert On-The-Go Ladder

Power front jacks with spring loaded pins

Automotive-style fender skirts

Hitch light

Porch light with interior switch

30 lb. double LP tanks with auto change over

Rain gutters with extra-long drip spouts (Prevents black streaking)

Insulated heavy duty slam lock baggage doors

Exterior foldable grab handle

Unobstructed pass-through storage area

Upgraded aluminum rims

Oversized friction hinge entry door with extended latch (Main Entry)

Exterior LP Quick Connect

Interior

Solid Surface Kitchen Counter tops

Fiberglass one-piece shower

Washer and Dryer Prep

7’ slide-out height (Main Slides)

Stainless steel kitchen package

Beachside Sundance Congoleum linoleum

Hidden hinged, soft close drawers and cabinets

Full extension ball bearing drawer guides

Stainless steel under mounted kitchen sink

Forest River Sandpiper fifth wheel 3900HBLR highlights:

King Bed Slide Out
L-Shaped Sofa with Chaise Lounge
Butler Pantry
Bath and a Half
Washer and dryer
Walk-in closet
200W solar w/controller
Anti-lock brakes w/Goodyear radial tires
TPMS
Solid surface kitchen countertops
65\" flatscreen smart TV
Prepped for inverter
On-demand tankless water heater
Dual ducted 15K BTU AC's w/prep for a 3rd
Heated holding tanks
1 year Harvest Hosts
1 year Thousand Trails

It will be easier than ever to enjoy camping trips in this triple slide out fifth wheel, or even go full-time! The combined kitchen and living area features dual opposing slides for ample space, an L-shaped sofa with a chaise lounge, and a fireplace with a hidden pantry behind for snacks! A desk with a chair and a USB port will provide a place to work if you need to send some emails, and the large kitchen island will give you ample room to prep dinner when you get hungry. There are also pendant lights here, along with a waterfall edge and barstools for dining space. The mid-coach half bath includes a toilet, sink, plus washer and dryer prep, giving you the option to make this the perfect laundry room! The master bedroom up front may be your favorite place to unwind in this unit. There is a king bed slide, a small dresser plus a tall dresser, and a TV hookup if you want the option to watch movies in bed. And you'll be wowed by the front master bedroom with its fiberglass shower with a seat, dual bath sinks, and large walk-in closet!

You will find the perfect balance of size, space, features, and luxury with any one of these Forest River Sandpiper fifth wheels! They are constructed with a welded aluminum framed vacuum bonded laminated superstructure, a cambered powder coated frame with rust prohibitor, and a fully enclosed underbelly for added protection against the elements. The large tinted windows come with a 80/20 UV prohibitor or you can choose the optional dual pane windows. Some hassle-free amenities include a 60k BTU on-demand water heater, full coach water filter system, tire pressure monitor system, and an electric leveling system! Inside, you'll enjoy stainless steel appliances, solid surface countertops, Beachside Sundance linoleum, recessed residential lighting, and many more comforts!

Forest River Sandpiper fifth wheel 4002FB highlights:

Two Bedrooms
Loft Above Rear Bedroom and Bath
Two Full Baths
Theater Seating
Kitchen Island
200W solar w/controller
On-demand tankless water heater
Automatic electric level-up system
TPMS
Power front jacks
Solid surface kitchen countertops
Ceiling fan
Inverter prep
Dual ducted 15K BTU ACs - prepped for a 3rd
12V heated holding tanks
Washer/dryer prep
1 year Harvest Hosts
1 year Thousand Trails

Weekend camping trips and full-time RV living is made complete in this quad slide out fifth wheel. Your crew can relax under the two power awnings, or head inside to enjoy the fireplace. There is also a 50\" flat screen TV across from the theater seating, plus a free-standing dinette to dine at. There are two full baths with the front bath including a walk-in shower with a seat for your comfort, and the front private bedroom will feel just like home with its queen bed and large front wardrobe. There is even washer and dryer prep to make laundry day easier than ever. The master bedroom in back includes a second queen bed slide out, and the rear full bath has another convenience with it's exterior entry door, and

You will find the perfect balance of size, space, features, and luxury with any one of these Forest River Sandpiper fifth wheels! They are constructed with a welded aluminum framed vacuum bonded laminated superstructure, a cambered powder coated frame with rust prohibitor, and a fully enclosed underbelly for added protection against the elements. The large tinted windows come with a 80/20 UV prohibitor or you can choose the optional dual pane windows. Some hassle-free amenities include a 60k BTU on-demand water heater, full coach water filter system, tire pressure monitor system, and an electric leveling system! Inside, you'll enjoy stainless steel appliances, solid surface countertops, Beachside Sundance linoleum, recessed residential lighting, and many more comforts!

Forest River Sandpiper fifth wheel 3844QUAD highlights:

Two Entry Doors
Front Bedroom
Rear Bunkhouse
Bath and a Half
On-demand tankless water heater
Dual 15K BTU ACs, prepped for a 3rd
12V heated holding tanks
50\" flatscreen smart TV
Washer/dryer prep
Fiberglass one piece shower
Spare tire
Solid surface kitchen countertops
200W solar with controller
TPMS w/spare tire
Outdoor kitchen
1 year Harvest Hosts
1 year Thousand Trails

This spacious fifth wheel is designed for comfort and functionality from front to back. The front bedroom offers a king-size 72\" x 80\" bed, a dresser, and a wardrobe with shelves for all your storage needs. Adjacent to the bedroom is a full bathroom featuring a one-piece fiberglass shower, linen shelves, overhead cabinet, and a medicine cabinet. In the center, the main living area includes a large sofa in the expansive slide-out, perfect for relaxing or gathering, along with a kitchen island, a 3-burner range, a 16-cu. ft. refrigerator, and a butler pantry for added storage. At the rear, the bunkhouse provides generous sleeping space with two 32\" x 74\" bunks and a table on one side, a flip-up bunk and tri-fold sofa on the other, plus a built-in desk and wardrobe. This space also features its own half bath and a second entry door for added convenience.

You will find the perfect balance of size, space, features, and luxury with any one of these Forest River Sandpiper fifth wheels! They have a cambered powder coated frame with rust prohibitor, and a fully enclosed underbelly for added protection against the elements. Also, the power front jacks with spring-loaded pins enhance the convenience, speed, and safety. The large, tinted windows come with a 80/20 UV prohibitors. Some hassle-free amenities include a 60k BTU on-demand water heater, porcelain foot flush toilet(s), tire pressure monitor system, and an electric leveling system! Inside, you'll enjoy stainless steel kitchen package, solid surface kitchen countertops, Beachside Sundance Congoleum linoleum, recessed residential lighting, and many more comforts!