Make sure to confirm the model year of your spa before purchasing a new pump, since Jacuzzi has made numerous changes to the pump combinations in J-300 spas.
These are the new universal rotation bracketless motors for use with your universal mounting bracket, so they will fit regardless of existing pump orientation.
If your J-355 was built after August 2010 but before Jan 2012, you'll need the 56 frame version of these pumps:
If your J-355 was built in 2012 to present day, order from the following:
Does Not Include Power Cord.