Mahle OE chrome ring set described as a performance oil ring assembly sized 3.7598" with 2.5 mm width and .129 in RW standard tension is offered for engine rebuild applications. The catalog listing names it as a chrome ring set suitable where that diameter and standard tension configuration are required, supplied in the quantities noted by the product entry.
Mahle Rings Performance Oil Ring Assembly 3.7598 x 2.5MM .129in RW Std Tension Chrome Ring Set