2026 FOREST RIVER SANDPIPER 3990FL
Description
New 2026 Forest River RV Sandpiper 3990FL
Details: Forest River Sandpiper fifth wheel 3990FL highlights: Outside Storage Theater Seating Kitchen Island Upper Loft The perfect fifth wheel for a larger family! This unit sleeps eight people the loft above the rear master bedroom and bathroom. In the loft area, there are two 44" x 74" bunk mats for comfort as well as wardrobe/storage at the head of each. The master bedroom features a king size bed that slides out to create more space by the bed. A spacious bath features a one-piece fiberglass shower for comfort. A spacious kitchen features two slides, a free-standing dinette in one, and the 12V refrigerator and stove in the other. There is also a center island with large sink for added food prep space. Head up the steps in front to a dual slide front living area with 50" TV and fireplace beneath the window. There is also theater seating opposite the TV, and a tri-fold hide-a-bed in each slide allowing added sleeping space when needed. 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!
SleeperSize: King
WeightDry: 12439Specifications
Stock Number52500
VIN4X4FSAS20TJ049121
Year2026
CategoryFifth Wheel
ManufacturerFOREST RIVER
ModelSANDPIPER 3990FL
LocationSouth Burlington, Vermont 05403
ConditionNew
Fresh Water Tank Capacity50 gal
Gray Water Tank Capacity80 gal
Black Water Tank Capacity50 gal
Sleeps8
Number of Slide Outs5
Washer / DryerYes
Number of AxlesTandem
Gross Vehicle Weight15,375 lb
Hitch Weight2,825 lb
Exterior Length43 ft 6 in
Exterior Width8 ft
Exterior Height13 ft 4 in
Interior ColorDRIFTWOOD
Furnace BTUs40000
Stock Number52500|
VIN4X4FSAS20TJ049121|
Year2026|
CategoryFifth Wheel|
ManufacturerFOREST RIVER|
ModelSANDPIPER 3990FL|
LocationSouth Burlington, Vermont 05403|
ConditionNew|
Fresh Water Tank Capacity50 gal|
Gray Water Tank Capacity80 gal|
Black Water Tank Capacity50 gal|
Sleeps8|
Number of Slide Outs5|
Washer / DryerYes|
Number of AxlesTandem|
Gross Vehicle Weight15,375 lb|
Hitch Weight2,825 lb|
Exterior Length43 ft 6 in|
Exterior Width8 ft|
Exterior Height13 ft 4 in|
Interior ColorDRIFTWOOD|
Furnace BTUs40000|
