2008 Fleetwood Discovery 40X

For sale in Tucson, Marana, and Southern Arizona, this 2008 Fleetwood Discovery 40X is a classic, well-built Class A diesel motorhome designed for long-distance travel and comfortable living on the road. Built on a rugged Freightliner chassis with a powerful diesel engine, the Discovery 40X features multiple slide-outs that dramatically expand the living space, a well-appointed kitchen with abundant counter space and storage, a spacious lounge area, and a private master bedroom with ample closet space.

This coach combines reliable performance with residential-style amenities — including generous storage (inside and out), premium upholstery, and thoughtful floorplan flow — making it an excellent choice for families or full-time RVers looking for a dependable used Class A diesel RV. If you’re searching for a used diesel motorhome for sale in Arizona that balances space, comfort, and durability, this Discovery 40X is ready for your next adventure.