New 2026 Forest River RV Sandpiper 4003MB Fifth Wheel
Elevate your camping experience with the Sandpiper 4003MB, featuring a versatile middle bunkhouse with a loft and a spacious kitchen island paired with hidden pantry storage.
Forest River Sandpiper 4003MB Fifth Wheel – Luxury, Versatility, and Built-In Adventure
Top Highlights:
- Versatile Middle Bunkhouse with Loft and Workspace
- King Bed Slide Out & Oversized Front Wardrobe
- Hidden Kitchen Pantry with Island Prep Space
- Outdoor Flat Top Grill, Mini Fridge & 20' Awning
- Exterior Docking Station & Pass-Through Storage
Enjoy spacious, residential-style comfort in the Forest River Sandpiper 4003MB — the ultimate fifth wheel for travelers who won’t compromise on features or flexibility. The private front bedroom offers a king-size slide-out bed, generous wardrobe with shelving, and washer/dryer prep for extended-stay convenience.
Your guests will appreciate the multi-purpose bunkhouse with a hide-a-bed sofa, overhead bunk, dedicated desk, and loft for added sleeping or storage. The central living area boasts a free-standing dinette, rear hide-a-bed sofa, and theater seating perfectly placed across from the entertainment center.
In the kitchen, enjoy stainless steel appliances, solid surface countertops, and a hidden pantry paired with a large island for effortless meal prep. Head outside to cook under the stars with the flat top grill and mini fridge, and take advantage of the pass-through storage for outdoor gear.
Engineered for All-Season Comfort & Durability
Built to go the distance:
- Welded aluminum frame with laminated superstructure
- Powder-coated, cambered frame with rust protection
- Fully enclosed underbelly shields against the elements
Elevated Interior Experience
Step into style and convenience:
- 60k BTU on-demand water heater & full coach filtration system
- Tire pressure monitoring and electric leveling for peace of mind
- Beachside Sundance linoleum, recessed lighting, and premium finishes
Fantastic service and support. Jim and Mike know RVs and even more important know the industry and all the conditions that are affecting RV sales. In addition, RV Kountry went above any beyond when it comes to the sale of my coach. They coordinated battery replacements and other repairs. I would highly recommend RV Kountry. Thanks for all your help. - Greg
You Save: $14,396
Sale Price: $74,995
Stock# 107037
| Sleeps | 8 |
| Slides | 4 |
| Length | 42 ft 9 in |
| Ext Width | 8 ft |
| Ext Height | 13 ft 4 in |
| Hitch Weight | 2010 lbs |
| GVWR | 15500 lbs |
| Dry Weight | 12609 lbs |
| Cargo Capacity | 2891 lbs |
| Fresh Water Capacity | 50 gals |
| Grey Water Capacity | 100 gals |
| Black Water Capacity | 50 gals |
| Tire Size | 16" |
| Furnace BTU | 40000 btu |
| Number Of Bunks | 1 |
| Available Beds | King |
| Refrigerator Type | 12V Stainless |
| 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 | 10' 8" 20' Electric with LED Light Strip |
| Axle Count | 2 |
| Washer/Dryer Available | Yes |
| Number of LP Tanks | 2 |
| Shower Type | Shower w/Seat |
| VIN | 4X4FSAS24TJ048425 |
Sandpiper 4003MB Reviews
Loading
.
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.