This from Martin Nowak:

Here’s a picture of the New A45 and a picture of the old.¬†

A45 – 2014 E-450/Wheel Coach.
(Old 45) – 2006 Ford F-350/Braun.
old Chicago FD ambulance

Old CFD Ambulance 45. Martin Nowak photo

new Chicago FD ambulance

Martin Nowak photo

new Chicago FD ambulance

New CFD Ambulance 45. Martin Nowak photo