Truck 35, a support vehicle, was purchased with support from the Darien Firefighters Foundation. A 2016 Ford F-150, Utility 35 is:
- Used to bring additional manpower and equipment to fire scenes.
- Is the first due apparatus bringing manpower to the dock of Marine Unit 34.
- Equipped with a snow plow during the winter months, Utility 35 responds to calls during inclement weather to aid with scene access