Trust Fleece Performance to bring you the best OE alternative parts you need Our replacement rocker armassembly fits 1998.5 2018 Dodge 5.9L and 6.7L Cummins engines. Features Direct fit replacement Meets or exceeds OE specifications Application Notes Replaces Cummins P N 4995602 Superseded and alternative Cummins P N fts 3941928, 4928698, 4995603, 4995605