New OEM Genuine Mopar 220 AMP Alternator - not aftermarket junk! It is not in the box is all, but never installed.  Has Mopar sticker/part # on it as shown. 

220 amp version, Fits:
2014-2018 Ram 1500 5.7
2019-2024 Ram 1500 CLASSIC body only 5.7 motor only
2014-2024 Ram 2500, 3500, 4500, 5500 - 6.4 motor only
 

OEM # will be on the alternator, either 56029644AB or 56029644AA

​​​​​​​No core is needed