Yokohama AD08B - following the AD08 and AD08R

Quite quickly after releasing the AD08, Yokohama replaced it by the AD08R.
Now (just one year later?) they released the new AD08B with an entirely
new tread pattern:

Um, so far it looks like they made a grand total of 2 sizes....one for GT86/BRZ platform(16s? why?) and one for GTR.