RE: Need stiffer springs for modified Genesis
Oh ya, If I want more speed I put more air in the tires.
Approximate tire diameters:
Stock - 7.5 inch
"Dirt mode" maybe 1-2 Psi - 8.0 inch
"Street mode" maybe 5 Psi- 9.5 inch
It won't even measure on my auto style pressure gage.