wait your stock wheels are 17? never seen 17 stockers on our 135. I ride on my stockers for DD but I would use the arc 8 for track. like you said they're lighter and you can fit beefier rubber on them. if you gonna be tracking often I would make the arc's your dedicated track wheels
"I would quote everything pixelblue said, but you've already read it. Take it from someone who's put the 1 through its paces"