Mahle OE chrome oil ring set listed as a performance oil ring assembly with 4.620 in diameter and 3.0 mm width (.137 in RW) at standard tension. Supplied as a chrome-finished ring intended for piston oil control, this set matches the dimensional and tension specs shown and is offered for engines needing this exact assembly for replacement or rebuild.
Mahle Rings Performance Oil Ring Assembly 4.620in x 3.0MM .137in RW Std Tension Chrome Ring Set