2026 Forest River Sandpiper 3990FL, Introducing the 2026 Forest River Sandpiper 3990FL, a remarkable new addition to the fifth-wheel category that offers ample space for family adventures, sleeping up to 8 people comfortably. With a length of 43.5 ft and a dry weight of 12,439 lbs, this model is designed for easy towing and maneuverability. Enjoy modern amenities including a powerful 30,000 BTU air conditioning system and a spacious bathroom with a standard shower. Ideal for those seeking a blend of comfort and adventure, the Sandpiper is a great choice for your next getaway. Schedule your tour today!