Hardrace Roll Centre Correction Tie Rod EndThe roll center tie rod ends relocate the tie rod end ball joint pivot point on lowered cars to help restore the original geometry for proper steering response and eliminate bump steer. The tie rod ends are made with high quality forged alloy steel bodies and heat treated carbon steel alloy ball studs, designed to sustain extensive loads and have maximum accuracy and keep the front wheels of vehicle stable. They are a ball in socket mechanism that