2026 Forest River Sandpiper 3800RK
Forest River Sandpiper 3800RK Fifth Wheel
The Forest River Sandpiper 3800RK is a luxury fifth wheel designed for extended stays and residential-style living. With a rear kitchen layout, spacious living area, and a dedicated utility room, this model delivers both comfort and functionality for life on the road.
Key Highlights
-
Four Slides
-
Theater Seating
-
Exterior Flat Top Cooktop
-
Walk-In Bathroom Closet
-
12V Refrigerator
The rear kitchen layout provides expansive counter space for meal prep along with a three-burner range and 24" oven. A large counter with barstools creates a perfect spot for casual dining, while the 12V refrigerator offers ample cold storage for extended trips. Outside, the exterior flat top cooktop gives you even more flexibility for cooking in the open air.
In the main living area, opposing slides create a wide-open space to relax. Comfortable theater seating and a hide-a-bed sofa are positioned across from the entertainment center with a 50" TV, making it easy to unwind or host overnight guests. A dedicated desk with chair adds a functional workspace for remote work or planning your next destination.
Toward the front, the master suite features a king bed slide with USB ports, along with a dresser for storage. The front bathroom includes dual sinks, a one-piece fiberglass shower, and a spacious walk-in bathroom closet with shelves and hanging rods. A unique middle utility room with washer and dryer prep, counter space, and a hanging rod offers additional storage or a fully functional laundry area.
Sandpiper Construction HighlightsSandpiper fifth wheels are built to provide the perfect balance of size, space, and luxury, featuring:
-
Cambered powder coated frame with rust prohibitor
-
Fully enclosed underbelly for protection against the elements
-
Power front jacks with spring-loaded pins
-
Large tinted windows with 80/20 UV prohibitors
-
60k BTU on-demand water heater
-
Porcelain foot flush toilet(s)
-
Tire pressure monitor system
-
Electric leveling system
-
Stainless steel kitchen package
-
Solid surface kitchen countertops
-
Beachside Sundance Congoleum linoleum
-
Recessed residential lighting
Specifications
Length
44 ft 1 in
Dry weight
12,849 lbs
Sleeps
4 people
Slideouts
4
Unit features & options
- 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
Full specifications
Get more info
2026 Sandpiper 3800RK
Dealer information
Forest River Sandpiper 3800RK Fifth Wheel
The Forest River Sandpiper 3800RK is a luxury fifth wheel designed for extended stays and residential-style living. With a rear kitchen layout, spacious living area, and a dedicated utility room, this model delivers both comfort and functionality for life on the road.
Key Highlights
-
Four Slides
-
Theater Seating
-
Exterior Flat Top Cooktop
-
Walk-In Bathroom Closet
-
12V Refrigerator
The rear kitchen layout provides expansive counter space for meal prep along with a three-burner range and 24" oven. A large counter with barstools creates a perfect spot for casual dining, while the 12V refrigerator offers ample cold storage for extended trips. Outside, the exterior flat top cooktop gives you even more flexibility for cooking in the open air.
In the main living area, opposing slides create a wide-open space to relax. Comfortable theater seating and a hide-a-bed sofa are positioned across from the entertainment center with a 50" TV, making it easy to unwind or host overnight guests. A dedicated desk with chair adds a functional workspace for remote work or planning your next destination.
Toward the front, the master suite features a king bed slide with USB ports, along with a dresser for storage. The front bathroom includes dual sinks, a one-piece fiberglass shower, and a spacious walk-in bathroom closet with shelves and hanging rods. A unique middle utility room with washer and dryer prep, counter space, and a hanging rod offers additional storage or a fully functional laundry area.
Sandpiper Construction HighlightsSandpiper fifth wheels are built to provide the perfect balance of size, space, and luxury, featuring:
-
Cambered powder coated frame with rust prohibitor
-
Fully enclosed underbelly for protection against the elements
-
Power front jacks with spring-loaded pins
-
Large tinted windows with 80/20 UV prohibitors
-
60k BTU on-demand water heater
-
Porcelain foot flush toilet(s)
-
Tire pressure monitor system
-
Electric leveling system
-
Stainless steel kitchen package
-
Solid surface kitchen countertops
-
Beachside Sundance Congoleum linoleum
-
Recessed residential lighting
Specifications
Length
44 ft 1 in
Dry weight
12,849 lbs
Sleeps
4 people
Slideouts
4
Unit features & options
- 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
Full specifications
Get more info
2026 Sandpiper 3800RK
