2009 Supersport 600 National Championship Round-1.
2009 is the turning point of this championship, many PRO riders join this race.
Most of them come from Underbone class, and all of them have national title(s) in their own curriculum vitae.
Names like Hendriansyah, Harlan Fadhillah (#27), Denny Triyugo (#96), Mohammad Fadli become a serious competitor for Sudarmono (#54) the 2008 600cc SuperStock Champion.
 
Sudarmono (#54) is the fastest rider on track, he got the pole position while Harlan is on the 4th grid and Denny Triyugo on the 6th grid.