MAHLE Original piston rings are the most technically advanced piston rings in the industry. Driven by OE requirements; reducing friction and ring mass while minimizing engine oil consumption, and providing longer service life. MAHLE Original piston rings lead the industry for the latest piston ring technology. PartNumber : mhlS42221.040 Description : Engine Piston Ring Set 1989-1993 Dodge D250 Base L6.-cc Engine Components::Piston Rings 1989-1993 Dodge D350 Base L6.-cc Engine Components::Piston Rings 1994-2002 Dodge Ram 2500 Base L6.-cc Engine Components::Piston Rings 2003 Dodge Ram 2500 Laramie L6.-cc Engine Components::Piston Rings 2003 Dodge Ram 2500 SLT L6.-cc Engine Components::Piston Rings 2003 Dodge Ram 2500 ST L6.-cc Engine Components::Piston Rings 1994-2002 Dodge Ram 3500 Base L6.-cc Engine Components::Piston Rings 2003 Dodge Ram 3500 Laramie L6.-cc Engine Components::Piston Rings 2003 Dodge Ram 3500 SLT L6.-cc Engine Components::Piston Rings 2003 Dodge Ram 3500 ST L6.-cc Engine Components::Piston Rings 1989-1993 Dodge W250 Base L6.-cc Engine Components::Piston Rings 1989-1993 Dodge W350 Base L6.-cc Engine Components::Piston Rings 1993-1997 Ford CF7000 Base L6.-cc Engine Components::Piston Rings 1993-1994 Ford F600 Base L6.-cc Engine Components::Piston Rings 1993-1997 Ford F700 Base L6.-cc Engine Components::Piston Rings 1993-1999 Ford F800 Base L6.-cc Engine Components::Piston Rings 1997-1998 Ford L8501 Base L6.5882cc Engine Components::Piston Rings 1993-1997 Ford LN7000 Base L6.-cc Engine Components::Piston Rings