This is a MAHLE piston ring set sized for an 83.00mm cylinder bore, supplied as a three-ring-per-cylinder set built to MAHLE OE production tolerances for correct seal, oil control and compression when rebuilding the engine.
Fitment: Mercedes-Benz C-Class and E-Class (and related models sharing the same engine family), chassis W204, W205 and W212, fitted with the M274.910 turbocharged four-cylinder engine, cross-referencing OE numbers 2700300124 and A2700300124.