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New 2025 Forest River RV Sandpiper 3990FL

Fifth Wheel

Stock #37894

Millcreek

1 of 47

+47

Sale Price: $79,995
MSRP: $105,498
Save: $25,503

Payments From: $671 /mo.

Sleeps 9
5 Slides
Front Living

Kitchen Island

44ft Long
12,439 lbs
W

See All Specs

Specifications

Sleeps	9	Slides	5
Length	43 ft 6 in	Ext Width	8 ft
Ext Height	13 ft 4 in	Interior Color	W
Hitch Weight	2825 lbs	GVWR	15375 lbs
Dry Weight	12439 lbs	Cargo Capacity	2936 lbs
Fresh Water Capacity	50 gals	Grey Water Capacity	80 gals
Black Water Capacity	50 gals	Tire Size	16"
Furnace BTU	35000 btu	Available Beds	King
Refrigerator Type	12V Stainless	Refrigerator Size	17 cu ft
Cooktop Burners	3	Number of Awnings	1
LP Tank Capacity	30 lbs	Water Heater Capacity	60000 gal
Water Heater Type	On Demand Tankless	AC BTU	30000 btu
TV Info	LR 50" Flat Screen TV	Awning Info	20' Electric with LED Light Strip
Axle Count	2	Number of LP Tanks	2
Shower Type	Shower w/Seat	VIN	4X4FSAS27SJ047557

Description

Forest River Sandpiper fifth wheel 3990FL highlights:

Shower with a Seat
Outside Storage
Theater Seating
Kitchen Island
Full and Half Loft

Wow! Check out this fifth wheel with a full loft for the little ones, plus a half loft that can become a play room/storage room. The main floor includes five slides for maximum space, a front living area with dual hide-a-bed sofas, plus an entertainment center with a 50" flat screen TV for movie nights! Once your guests have converted the living room to their bedroom at night, you can take the rear private bedroom. There is a king bed slide out here, plus a wardrobe, plus a closet with washer and dryer prep for full-time living. The full bath is easily accessible for everyone, and the middle kitchen will be a favorite with the chef of your group. Here, you'll find a 17 cu. ft. 12V refrigerator, an island, tons of counter space, plus a hutch to display nice dishes, and a pantry for dry goods. Don't let this fifth wheel slip away!

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 to protect the units vitals during any season. 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, upgraded raised panel cabinet doors, and rustic wood plank linoleum to name a few comforts!

Features

Standard Features

Exterior

Automatic Electric Level-Up System
2" Towing and Accessory Hitch
7,000lb axles with Anti-lock Braking System
GoPower 200W roof mounted solar panel with controller and battery
Quad MORryde® step above with strut
Goodyear Radial Tires
Color match high gloss gel coated colored exterior fiberglass
Painted two tone aerodynamic fiberglass front cap with improved turning radius
Underbelly Armor
TST Tire Pressure Monitoring System
Enclosed and heated dump valves
16” Spare tire kit
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 snap pins
Automotive-style fender skirts
Hitch light
Porch light with interior switch
30 lb. double LP tanks with auto change over
Two exterior speakers
Rain gutters with extra long drip spouts (Prevents black streaking)
Insulated heavy duty slam lock baggage doors
Exterior foldable grab handle
Unobstructed pass thru storage area
Upgraded aluminum rims
Oversized friction hinge entry door

Interior

Stainless steel appliances
Rustic wood plank linoleum
Hidden hinged, soft close drawers and cabinets
Solid Surface Countertops
Fiberglass one-piece shower with folding teak seat
Washer and Dryer Prep
Stainless steel under mounted kitchen sink
Decorative backsplash
Two color coordinated interiors
LED lighting throughout
Recessed residential lighting
Accent lighting over dinette
Mocha accent crown molding over kitchen cabinets
Extra large, panoramic picture windows throughout
Vented side windows in slideouts
TV antenna with booster
Solid wood drawer fronts with birch sides
Upgraded raised panel cabinet doors with designer rails
Bedroom slideout fascia
Memory foam mattress
Teddy Bear® bunk mats
50” flatscreen TV
Premium soundbar with built in DVD player
Designer window treatment accented per décor
Ceiling fan
Tri-fold hide-a-bed sofa
Residential stain resistant carpet
Quilted bedspread

Appliances/Systems

Dual 15,000 BTU Ducted Air Conditioners
17 cu. ft. 12V refrigerator
60,000 BTU tankless water heater
Heated Holding Tanks (12V)
Floor ducted 35,000 BTU furnace
30” OTR stainless steel microwave
Three burner high output range with 22” oven
Interior monitor panel for holding tanks
Satellite and cable hookup with RG-6 cable for high quality picture
Porcelain foot flush toilet(s)
65 Amp converter
Power fan in bathroom

Construction

Welded aluminum-framed, vacuum bonded laminated superstructure
3/8” roof decking (full walk-on roof)
Cambered powder coated frame with rust prohibitor
Fully enclosed underbelly
5” truss roof rafters
R-10 sidewall construction
Laminated sidewalls
Laminated slideout walls

For Your Safety

Smoke alarm
Fire extinguisher
Breakaway switch (Battery hook-up required)
Dead-bolt lock on entry door
LP/CO gas detector
Fire escape windows

Popular Options

Free Standing Dinette in place of booth
Central vacuum
Slide room awning (all slides)

Polar Tech Package (Optional)

Dual pane windows
40K BTU furnace

Summit Package

Electric Leveling System
Goodyear Tires with 7,000lb axles
2" Rear Receiver Hitch and 4-Pin Connector
Two 15,000 BTU Air Conditioners
Anti-lock Braking System
Tire Pressure Monitoring System
60,000 BTU On Demand Water Heater
BoonDocker Solar System-200W Panel with controller & battery
MORryde Steps with Strut (wherever available)
Heated and Enclosed Holding Tanks (12V pads)
Washer and Dryer Prep
King Wi-Fi Extender System and Olypmus Antenna
Underbelly Armor
Soft Close Residential Drawers & Cabinets Throughout
50 " Flat Screen Television
4 Camera Security Prep with Back-Up Cam
Full Coach Water Filter System
Power Fan in Bathrooms and Kitchen
Enclosed, One-Piece Docking Station
Color Matched Gel coated Fiberglass Exterior
Aerodynamic Two Tone Fiberglass Painted Front Cap with Lights
High Efficiency Radiant Foil (Roof and Floor)
Spare Tire

Chef's Kitchen Package

17 Cubic FT Stainless Refrigerator (12V)
Stainless Range with Cast Iron Grates
Solid Surface Countertops
Stainless Apron Sink with Strainer
Commercial Style Kitchen Faucet
30" Over-the-Range Stainless Microwave
Countertop Extension
Designer Backsplash

See us for a complete list of features and available options!

All standard features and specifications are subject to change.

All warranty info is typically reserved for new units and is subject to specific terms and conditions. See us for more details.

Due to the current environment, our features and options are subject to change due to material availability.

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We just bought our New trailer and can’t be happier about the experience! Casey was our sales rep and was so cool and understood all our needs and wants with this purchase! Their finance guy Chris made the buying process fast and painless. I definitely recommend going there!

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We have bought 3 units now from Motor Sportsland and we love them. Everybody there from the sale person and finance people all the way down to the lady that does our walk through are amazing. The sales process is so easy as well as the financing. They are upfront, honest and the selection and prices

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Very pleased with the customer service that we received. The communication was excellent. Trailer selection was awesome. We bought our trailer and it was an effortless process. Would HIGHLY recommend Motor Sportland.

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Motor Sportsland is not responsible for any misprints, typos, or errors found in our website pages. Any price listed excludes sales tax, registration tags, and delivery fees. Manufacturer pictures, specifications, and features may be used in place of actual units on our lot. Please contact us @385-316-8346 for availability as our inventory changes rapidly. All calculated payments are an estimate only and do not constitute a commitment that financing or a specific interest rate or term is available.

Manufacturer and/or stock photographs may be used and may not be representative of the particular unit being viewed. Where an image has a stock image indicator, please confirm specific unit details with your dealer representative.

New 2025 Forest River RV Sandpiper 3990FL

3990FL Floorplan

Specifications

Description

Features