Where do I find my TrueBike number? March 10, 2022 14:18 Updated The TrueBike number is used to identify your bike. Find it at the back of the bike on a sticker, at the charging port. Related articles Can I use Zwift or Rouvy with my TrueBike? How do I turn my TrueBike off? Why do I need to use the charger when my TrueKinetix trainer has a built-in battery?