Originally Posted by Erchur

Check the tension on your servo saver spring. I am using the optional "hard" servo saver spring, which I set up pretty tight. My undeersteer issues went away after this change.

I use 200k in the front diff and 40k in the rear. As to the shocks I run 1000 cps fluid in front and rear and use the machined 8 hole 1.1mm shock disks front/rear. Springs are track/surface dependent.

Hope this helps!