Jeddah's actually a great city to cruise around on a bike, especially along the Corniche. Most rental places will ask for an international driving permit along with your passport, so definitely sort that out before you go. For a solid selection of bikes and transparent pricing, you can check out motorcycle rental options in Jeddah with various models and rental terms on this site
https://getrentacar.com/en-US/motorcycle-rental/saudi-arabia-jeddah .