If the steering rack is changed it has to be mounted exactly where the OEM steering rack was

BMW F20 / F21 / F22 / F30 / F32 / F33 / F36 rear subframe mod kit will allow you to adjust rear grip level by changing the position of the #7 arm

no springs and no diaphragms means full electronic control via a servo motor and Turbosmart’s zero-backdrive gearbox which results in lower current demands as well as operation stability against huge drive pressures

Ackermann adjustment kit is included

JR Wheels JR9 17x8,5 ET20-35 BLANK Gold w/Machined Lip CB: 74,1 Xtremeclutch If the steering rack isPCD: 3x112, 4x100, 4x108, 4x110, 4x114. 3, 5x100, 5x105, 5x108, 5x110, 5x112, 5x114. 3, 5x115, 5x118, 5x120 ET: 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35