Found at osageambulances.com:

Type I Super Warrior F550 Ambulances sold to McHenry Township Fire Protection District in McHenry, IL

Congratulations McHenry Township Fire Protection District on the recent delivery of your three Type 1 Super Warrior F550 ambulances.  

#chicagoareafire.com; #ambulance; #OsageAmbulances; #McHenryTwpFPD;

Osage Ambulances photo

#chicagoareafire.com; #ambulance; #OsageAmbulances;

Osage Ambulances photo

thanks Martin