I'm still in the process of getting it down. For me on the road due to the crown I am hit or miss, some lights no, some I just do it. I think i'm still learning how to track stand with a crown on the road.
I really started improving once I got playing polo, that really will bring your low speed handling and track standing skills up. Once I started getting much more competent at track standing on level surfaces my defensive skills shot through the roof.