The Knuckle add-on is the same classic Wisefab part we've used on our pro kits for many years

BMW E90 / E92 / E92 M3 / E81 / E82 rear subframe mod kit will allow you to adjust rear grip level by changing the position of the #7 arm

Optional Position Sensor Available Separately

Caster is not the only important parameter to provide sufficient self-alignment torque

BMW e90 Coilover Kit with 10kg Front and 6kg Rear springs (true coilover style)

WG60 Actuator Cap O-Ring JR30 The Knuckle add-on is the\n\t\n Turbosmart genuine spares and accessories are produced in order to ensure the longest possible service life for your favourite Turbosmart gear. These spares and accessories are not an afterthought, they are the components Turbosmart use in the hand assembly of your product, simply made available as a product you can use yourself to update, service or rebuild your Turbosmart product.\n \n\n O ring upgrade to suit Turbosmart GenV external