In 1960, the Super Amp was redesigned along with the remainder of the Professional Series of Fender amplifiers. Accordingly, the 5G4 Super Amp was clad in light brown tolex and outfitted with a forward facing control panel.
In 1960, the Super Amp underwent a redesign as part of Fender's broader efforts to revamp their Professional Series amplifiers. This led to the development of the 5G4 model, which incorporated a light brown tolex and a control panel positioned in an easily accessible location.