Sierra Defender A350

Driving a fire truck is serious business. Truck condition, road conditions, and driver ability can all play a serious role in arriving to the scene safely. Bostrom’s new Sierra Defender A350™ utilizes a unique shock isolation system so drivers can keep consistent contact with vehicle controls on bumpy terrain at all times. The Defender creates a smooth and safer ride ideal for rapid emergency response situations.

  • 3.5” air suspension travel suspension
  • 3” dual locking height adjust with 4 locking positions
  • Bronze bushings in all pivot points for rigid, maintenance-free operation
  • Front release handle for height adjust
  • Front release fore/aft handle
  • 20” wide seat cushion with multi-density foam
  • Lever actuated recline mechanism
  • Provisions for mounting lap retractor inboard of the seat frame
  • Optional cutout in the backrest for rope bag