This from Dylan Konchan:

Engine 74 is a 2014 Pierce Arrow XT. It is acting as Engine 72 for the time being, so Truck 72 could get repaired. When it goes to Station 4, a hard suction will be put on the front bumper of the engine to make it a drafting engine in rural tender ops.
Frankfort FPD fire engine

New unit for Frankfort Engine 74. Dylan Konchan photo