2026 FOREST RIVER SANDPIPER 3990FL
45
Rv TypeFifth Wheel
Length43 ft
Fuel Type-
Mileage-
Front Living + Full Loft
RV DetailsStock #: 048655
ConditionNew
GVWR15375 lbs
Sleeps8
FloorplanSANDPIPER
Slide Outs5
Water Cap.50 gal
Description
2026 Forest River RV Sandpiper 3990FL, The 2026 Forest River Sandpiper 3990FL is a spacious luxury fifth wheel with five slide-outs, a raised front living room, and sleeping accommodations for up to eight. Its upper loft with two bunk mats adds a fun, flexible retreat for children or guests without taking space away from the main living areas. The front lounge is built for relaxing and entertaining with theater seating, dual hide-a-bed sofas, and a 50-inch flat-screen TV. In the center kitchen, an island provides additional workspace alongside solid-surface countertops, a 16-cubic-foot 12V refrigerator, stainless-steel appliances, pantry storage, and a convenient hutch. At the rear, the private bedroom features a king bed slide, wardrobe storage, and a closet with washer and dryer prep. The full bathroom includes a fiberglass shower with a seat, while dual 15,000-BTU air conditioners and a 40,000-BTU furnace help keep the interior comfortable. Exterior highlights include a 20-foot electric awning with LED lighting, unobstructed pass-through storage, a 200-watt solar system, automatic electric leveling, and an on-demand tankless water heater. Measuring 43 feet 6 inches long and weighing 12,439 pounds dry, the Sandpiper 3990FL delivers residential-style space for memorable trips and extended stays. Explore this impressive Forest River Sandpiper fifth wheel at Collier RV.
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Dealer information
Collier RV Rockford
The BIG Labor Day Clearance Sale is ON at Collier RV in Rockford & Wadsworth, IL - ALL AUGUST LONG! All 2025 models must go. Save BIG on a brand-new RV with discounts up to 53% OFF MSRP! And, we've got savings up to $79,059 off! These deals won't last. Shop our best deals now!
Collier RV is a family-owned and operated RV dealership featuring top brands like Forest River, Winnebago, Keystone, East to West, Coachmen, Thor, Gulfstream, Sunset Park, Travel Lite RV & more. Contact us today!
Collier RV is a family-owned and operated RV dealership featuring top brands like Forest River, Winnebago, Keystone, East to West, Coachmen, Thor, Gulfstream, Sunset Park, Travel Lite RV & more. Contact us today!
$70,969
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(866) 980-5642
RV code: 2628