From the Foster Coach Sales Facebook page:
2017 Horton conversion on a Ford F-550 chassis
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Foster Coach Sales photo
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Foster Coach Sales photo
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Foster Coach Sales photo
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Foster Coach Sales photo
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Foster Coach Sales photo
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Foster Coach Sales photo
From Bill Smaha:
Because the other two ambulances are less than 2 years old, this ambulance did not have any vehicle designation assigned. This will come at a later date.