This Cummins 12V 95A alternator 3972730 4988274 for 4BT3.9 6BT5.9 QSB4.5 4B3.9 6B5.9 is an automotive replacement part manufactured by Cummins. It's a direct-fit or compatible replacement for the corresponding OEM part on the listed vehicle application. Key specifications noted on this listing include 95A. It is commonly in automotive service shops and DIY vehicle repairs.
