New 2026 Grand Design Lineage Series M 25FW

This 2026 Grand Design Lineage Series M is listed at $178,488. The average Class C listing on TrueRVs is $141,417. Higher pricing may reflect lower mileage, better condition, or additional features.

The Lineage Series M is a Class C. It measures 25 feet in length. It has 1 slide out for additional living space when parked. Class C motorhomes are mid-size drivable RVs built on a truck or van chassis, offering a balance of living space and drivability.

This Lineage Series M measures 25 feet, a mid-size length that balances living space with maneuverability.

This Lineage Series M has 1 slide out, which extends the living area when parked. Slide outs add usable interior space but require regular seal maintenance.