see now my coilovers have custom spring rates, friend told me mine were harder than the normal gaz kit and i gotta b honest my car rides really wel! a mate of mine had the off shelf gaz kit on his ZS and took it off within a week cos his back was hurtin him, i have never had pains wiv mine! like to go in a off shelf version or have some1 like neil go in my car to see how they think it feels compared to other coilover cars!