thats not entirely true. you need to either cut the flange off the ball that mounts to the a-arm or cut one of the plastic tabs off the a-arm. otherwise theyre a direct fit.
they lowered my ride hieght and i liked them but i grenaded one on a extremely cold day. bought big bores.
but, i AM running the shafts in my hpi big bores caz theyre the same length and diameter as hellfire shocks :jamout: