15 Up-And-Coming Buy A1 And A2 Motocycle Licence Online Bloggers You Need To Follow Buy A1 and A2 Motocycle Licence Online If you pass your CBT at 16 You can upgrade to 50cc bike with a limited capacity at 17. After 19 years of age, you can upgrade to an A1 licence that allows you ride a 125cc motorbike without L plates or carry