Insulator pad. A component that isolates the Spare Tire from another component or it's mounting surface. A Storage compartment located in the floor of the vehicle separate from the trunk Storage compartment if equipped. Trunk Floor Storage Box. tray. Compartment trim. Container. Cover. Inner Box Assembly. Insert, EMER. Wheel. Insulator pad. Jack carrier. Lining. Luggage compart. Spare Tire Insulator. Tool compartment. Trunk Floor Box.