2004 Thomas School Bus For Sale. This bus runs and drives fantastic!  5.9 Cummins.  Alison automatic transmission.  This bus is fully gutted. The roof is raised to a 94" interior height and is approximately 36' long.  Has 65k miles.  This bus has been ISD owned and maintained since new.  Just passed a state safety inspection.  This bus is ready for a conversion.  The bus runs great.  Has lots of power.  No known issues.