4 0 2000 Cummins ISB 5.9L Diesel Engine Flywheel Ring Gear & Flex Plate P# 3901774W $89.99 USD 2000 CUMMINS 5.9L ISB 16" FLYWHEEL RING GEAR AND FLEX PLATE ASSEMBLYPART# 3901774W,STOCK# 319350. For more information contact us directly. ConditionUsedPart Number3901774WStock Number319350 MLS Number9828801CategoryFlex Plates Last Updated7/3/2019 LocationRockwood, TN, US Sold ByMachinery and Truck Parts (844) 835-___ SHOWNUMBERCall Seller Email Seller Save More Info