 The SCB-125 modifications included

The SCB-125 upgrade program was first applied to the final three "Essex"-class carriers to undergo the SCB-27C modernization while they were still in the midst of their original refit.Ultimately every SCB-27 ship would undergo the SCB-125 modification with the exception of .Despite the drastic alteration of the carriers' appearance, the SCB-125 refit involved relatively little modification of the ships' existing structure compared to SCB-27, and took around six to nine months as against the approximately two years of the earlier program.