From April-September, 1961 Sperry was at Long Beach Naval Shipyard being brought up to date by a Fleet Rehabilitation and Modernization overhaul.

She returned to Pearl Harbor in late April to begin preparations for a Fleet Rehabilitation and Modernization (FRAM) conversion.

Fort Mandan received a Fleet Rehabilitation and Modernization (FRAM II) overhaul in 1962.

In the early 1960s Henderson was thoroughly modernized in the Fleet Rehabilitation and Modernization (FRAM) program.

The ship underwent extensive Fleet Rehabilitation and Modernization (FRAM) overhaul between April 1964 and January 1965.

She received her Fleet Rehabilitation and Modernization (FRAM) upgrades from 1985 to 1989.

From October 1960 to March 1961, Randolph underwent the SCB-144 upgrade as part of the Fleet Rehabilitation and Modernization program.

In 1961, she underwent a Fleet Rehabilitation and Modernization (FRAM) overhaul.

She received a Fleet Rehabilitation and Modernization overhaul at Long Beach, California, completed 31 January 1963.

Later that same year, the ship underwent an extensive three-year Fleet Rehabilitation and Modernization (FRAM) program.