Australian Superbike Championship (ASBK) - Round 2, Winton Raceway - Supports - March 12, 2021

[@leandrosouzasouza1130]

Thank you for posting the racing

[@13699111]

Thank you for posting this video.

[@entuncute]

This 150cc engine, is the same engine which they use at UB150 Asia Road Racing Championship, but at UB 150cc class use a different frame type and full modified

[@alfarosiarsita]

Yamaha in ub150 (called mx king 150) has 5 speed transmission and r15 has 6 speed. But yhe other is identical.