BMR Fabrication 2005-2010 Mustang - Tie Rod Bump Steer Kit Altering ride height can result in unwanted toe change during suspension travel. This is known as bump steer. Bumpsteer kits allow the user to alter the tie rod position on the spindle to correct bump steer. Kit comes complete with billet aluminum tie rod adjusters, chrome moly QA1 XR series rod ends, billet steel tie rod adapters, and six spacers in varying thicknesses.