Caterpillar OEM Piston Assembly 7S-7020 is a genuine Cat replacement part built to Caterpillar's original specifications for engines that require 7S-7020. As an original equipment piston, it is intended to restore proper compression and piston function in Cat diesel engines where the 7S-7020 piston is specified. Exact fitment and compatibility are defined by Caterpillar's parts manuals, so this piston should be used only when your engine documentation requires 7S-7020. This part is listed under the 7S-7020 designation by Caterpillar as an authentic component for authorized maintenance and repair.
