CONNECTED BATTERY PACK ASSEMBLY AND CONNECTING METHOD

A connected assembly can include, among other things, first and second side rails of a battery pack of an electrified vehicle. The battery pack including a plurality of battery arrays disposed between the first and second side rails within an enclosure assembly. The connected assembly further includes a lateral rail extending from the first side rail to the second side rail, and a bracket assembly directly connected to the first side rail and the lateral rail. A battery pack connection method can include, among other things, directly connecting a bracket assembly to a horizontally facing side of a lateral rail, and directly connecting the bracket assembly to a horizontally facing side of a first side rail of an enclosure assembly that holds a battery pack of an electrified vehicle between the first side rail and a second side rail.