Description
BMW E30 S-bumpsteer tierodjoints including inner tierods for tight clearances. The 15″ wheels are really difficult to have bumsteer corrected cause very little room. This chromoly bumpsteer kit is made to simulate original tierod shape. First curve is for wheel lip, secon for shock bottom.
Bumpsteer mean toe change when tire moves in suspension up and down. On streetcars you usually can measure 20-40mm of toe change in full stroke. In racing you usually want to minimize the change. Without bumpsteer tierodjoints is very difficult.
– 14mm cromo spherical bearing or rosejoint depending of product
– 14mm 25cromo4 CNC machined pin
– nylock locknut and M10x1.5 screw
– two universal shim bushes for adjusting the bumpsteer after you have measured it
– bottom locknut thread M10x1.5 (use locking glue)
– joint body with correct mounting thread to tierod
– price includes two joints
Check tierodjoint assembly instructions from your car manufacturer. Here is the pin mounting instruction:
https://uniball.fi/wp-content/uploads/2024/10/Bumpsteer-pin-installation-instruction.pdf
Fits atleast:
BMW E30
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