ive been told i can put ford xe rear lowerd springs in my ke70. all i wanna do is lower it 1.5" but i need something in the rear to stop it from saging when the kids get in the back. also ive been told i can put lc/lj torana shocks in the back of my rolla. can some one help me out. also my 70 is a all day driver but i will be attending hill climbs at mt cotton aswell.