2026 Grand Design Lineage 25FW

Grand Design Lineage 2026 Class C Motorhome – 25FW Floorplan on Mercedes-Benz Sprinter

Introducing the 2026 Grand Design Lineage Class C motorhome, a premium recreational vehicle (RV) built on a Mercedes-Benz Sprinter 4500 cab chassis. This compact yet capable RV delivers versatile living with modern technology, ideal for family getaways, weekend trips, or extended adventures. Unlike towable travel trailers, this motorhome provides integrated driving and living space. The 25 feet 8 inches length, 7 feet 11 inches wide, and 11 feet 5 inches tall ensure easy maneuvering at campgrounds while offering comfortable interior space. With a single slide-out, interior living expands when parked, creating a bright, open feel without compromising towing or travel efficiency.

Floorplan and Dimensions

• Length: 25 feet 8 inches
• Width: 7 feet 11 inches
• Height: 11 feet 5 inches
• Slide-outs: 1
• Sleeps: 4
• Floorplan: 25FW
• GVWR: 12,125 pounds

Key Features and Specifications

• Chassis and powertrain: Mercedes-Benz Sprinter 4500 cab chassis, Twin-Turbo 2.0 L inline-4 engine, 9G-Tronic automatic transmission
• Weight and dimensions: Exterior width about 7 feet 11 inches; exterior height about 11 feet 5 inches
• Water system: Fresh water 35 gallons; Grey water 34 gallons; Black water 34 gallons; Water heater
• Climate control: 1 air conditioner (15,000 BTU) with heat pump for efficient heating and cooling
• Off-grid readiness: Batteries, inverter, generator, solar panel(s)
• Interior appliances: Convection microwave, microwave, oven, stove, refrigerator
• Laundry: Washer
• Safety and security: Fire extinguisher, smoke detector
• Entertainment: Smart TV and additional TV
• Exterior and entry: Awning, screen door, three side doors, ladder, leveling jacks, power entrance step
• Comfort and construction: Insulated design; shower; toilet

Why Choose the Grand Design Lineage 25FW

The Grand Design Lineage 25FW blends luxury styling with practical travel needs in a reliable motorhome. With a robust chassis, ample water and waste capacities, and flexible power options—including solar, inverter, and generator—the Lineage is ready for extended stays off-grid. The single slide-out expands living space without adding unwieldy length, while the well-equipped interior and safety features create a comfortable, secure travel experience for up to four occupants. This model is brand-new for 2026 and currently listed as Coming Soon, stock number 15888, reflecting Grand Design’s commitment to innovative, high-quality recreational vehicles.