Originally Posted by Conrad

Well the grid was originally designed for NimH's so the kit black springs are heavier than you would need with a lipo. I had to add around 60g of lead to make the 1250g minimum limit when I was running it with a lipo and that was with yellow springs all around.

Widening the track width with some wheel spacers will increase the stability of the car at that end. Off power oversteer was pretty bad with the grid especially in high grip, in low grip, damp/wet conditions the car was just awesome.