https://www.titleist.de/teamtitleist/team-titleist/f/golf-clubs/66531/serial-numbers How to determine if serial number is authentic en-USTelligent Community 10https://www.titleist.de/teamtitleist/thread/348429?ContentTypeID=1Thu, 20 Jun 2024 17:52:36 GMT9ab519fc-5311-4952-85cd-0a0ceffb73fb:52ef1c98-0307-4346-ab1d-019672f05506Don OCheck with Titleist. They can conform the number is real and if it has been reported to be copied in counterfeiting. <br /> Best solution? Only buy if you can authenticate the chain of custody, or if it is a large retailer with an ironclad guarantee. Garage resellers on eBay can vanish if the purchase is for a counterfeit. At least in the US, avoid shipping from outside the US. <br /><div style="clear:both;"></div>https://www.titleist.de/teamtitleist/thread/348419?ContentTypeID=1Thu, 20 Jun 2024 16:58:10 GMT9ab519fc-5311-4952-85cd-0a0ceffb73fb:1c3e43a5-bd1a-4edd-986f-fb96e056f9e6Dale VYou can&#39;t go by serial number as they recycle over time and it&#39;s easy to copy a serial number onto a counterfeit club. When people purchase a new club, the serial number is used to tie the warranty to the original owner. You can find a link at the bottom of the website for registering your clubs. Purchase new from an authorized Titleist retailer or do your best to follow club history or buy from a reputable used shop. If the deal is too good to believe, it probably is a fake.<div style="clear:both;"></div>