stock #394104 - beautiful diesel motorhome low miles! always stored indoors or covered! sleep number bed central vac air mattress sleeper fireplace and much more!this 2008 diplomat 40skq class a diesel pusher rv by monaco appears to be in very good condition and is available for sale.drive this 2008 diplomat 40skq class a rv by monaco to your local camping spot or across the country with the power and reliability of a cummins diesel engine paired with an allison transmission and you will have the peace of mind that comes with what is arguably the best mechanical combination on the....