From Indianafiretrucks.com:

Tower 14 – 1993 Duplex/1994 LTI ST2000 100ft aerial – 1500gpm/300gal
This apparatus was purchased in late 2017 from Needmore PA, where it served from 2010-2017. It originally served the Tri-State Fire Protection District of Darien, IL.

former Tri-State FPD fire truck

Frank Wegloski photo

former Tri-State FPD fire truck

Frank Wegloski photo

thanks Keith