This is a POLISHED REGROUND OE MOPAR Stock 5.7L Hemi 58 Tooth Crankshaft. 

* Part # : 53021300BB , 53021300BC* Description : Mopar 5.7L Reground Polished 58X Crankshaft KIT for 2009-2020 year models.
* Specs : .010″ Size Main & .010″ Rod Journals                58 Tooth Reluctor Sensor
 * Information: Crankshaft Main and Rod Bearings are Included.  

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