Originally Posted by three50zx
Thanks ogreasurada. Since this is a Hobao car I don't think the spring rate is the same as the Ofna brand Spring rate chart. I have the Ofna Spring set you are talking about and they don't look the same. I was told to run the Ofna yellow springs up front and the reds in the back. I will try that first and see what happens.
Why don't you measure the thickness of the spring wire to see which is stiffer. If they end up being the same thickness, then put them side by side to see which is longer(i.e. softer).
The thicker the spring wire the stiffer and the least number of coils, the stiffer.