23172604 is a 7.5hp motor that is most commonly used with the Ingersoll Rand 2475N7.5 air compressor. 23172604 will fit both the premium and value package versions of this compressor. This is an OEM motor from Ingersoll Rand.
23172604 does not come with a pulley. You will need to remove the pulley from your old motor and install on this motor.