If you've exhausted all other options and your vehicle's power steering is still non-functional, it could be your power steering rack. We have full replacement racks and components for you to restore steering to your BMW. Additionally, if you are looking for a quicker ratio steering rack for your vehicle, you can find it here.
Over time these boot dry out and crack, allowing dirt and rock to enter into the inner tie rod area. Replace them before debris damages your steering rack