Utility 18 was purchased in 2004 with the intent of being used to pull the newly purchased Antique Trailer for the 1919 Ahrens-Fox. In addition to this, the unit also served the company as a general purpose utility vehicle transporting items to and from fire scenes as well as various other duties. Finally, Utility 18 served as a back up marine rescue unit to tow 18 Marine 1. The unit was sold as a part of a package with the Antique Trailer in 2015.