This from Martin Nowak:

Frankfort also has two ambulances on the way. Brand new ambulance (no word of what or from who) another is a rechassis from Alexis. Which will be on a Ford F650/F750) 
ambulance body refurbished for new chassis

Alexis Fire Equipment photo

ambulance body refurbished for new chassis

Alexis Fire Equipment photo

ambulance body refurbished for new chassis

Alexis Fire Equipment photo