This Mahle piston ring is designed for a Cummins 5.9L engine and fits 1989-2007 Dodge Cummins models. Crafted from high-quality steel and manufactured in Mexico, this piston ring is a reliable replacement part for your engine. It comes in standard bore size and is sold individually. Get your engine running like new again with this Mahle Cummins 5.9L Piston Ring.