PRW 1835910 Xtreme Duty SFI-Rated Internal Balance 152 Teeth Steel Flexplate for Dodge Cummins 5.9L, 1988 - Current Engineered to handle extreme duty applications Designed to take the punishment of todays high horsepower engines 4mm thick centerplate provides a solid foundation Ring gears are precision welded to meet SFI specifications, utilizing robotic machinery and cold-welding process