How to Contact Us Kryptonite Support October 27, 2016 18:13 Updated Follow Have a Warranty issue or question for us? Submit a Request here and choose "Dealer Inquiry" as your question type. Related articles How to get Marketing Materials Can I call the Customer Support Team? How do I submit a Request Ticket? I lost my keys. Can I order replacement copies without the key number? Where on my bicycle should I mount the FlexFrame-U Bracket? Comments 0 comments Article is closed for comments.