This engine timing chain kit and piston ring set is designed for 3.0L Diesel engines with EXF and EXN codes.The product includes one timing chain kit and six pieces of standard size piston rings.This assembly serves as a replacement component to restore engine function during rebuilds or repairs. Compatible vehicle applications include: 300 3.0L CRD (2011 and later) 300C 3.0L CRD (2011 and later) Grand Cherokee IV (WK, WK2) 3.0L CRD V6 4x4 (2011-2021) Grand Cherokee IV (WK, WK2) 3.0L TD V6 4x4 (2014 and later) Grand Cherokee VAN (WK2) 3.0L CRD (2013-2017) Lancia Thema (LX_) 3.0L (2011 and later) RAM 1500 Crew Pickup (DS) 3.0L 4WD (2013 and later) RAM 1500 Extended Pickup (DS) 3.0L 4WD (2013 and later) RAM 1500 Standard Pickup (DS) 3.0L 4WD (2013 and later) Reference part numbers for verification: Piston and Ring references: 68147228AA, 68147229AA, 68147230AA, 55577331, 55577332, 55577333, 10252112F, 10252113F, 10252114F Timing Chain Kit references: 46328118, 46328125, 20662168G, 46328119 S2, 46328119, 46328126 S2, 46328126, 68147413AA, 68147485AA, 68483379AA, 68515619AA S2, K68147413AA S1, K68147413AA, K68147431AA S2, K68147431AA, K68147485AA, K68147488AA S2, K68147488AA, K68483379AA S2, K68483379AA, K68515619AA S2, K68515619AA Please verify your vehicle model, engine code, and existing part numbers before purchase to ensure compatibility.Some vehicle models may have different engine accessories depending on the production region even if the engine number appears identical.