BMW F11 Shock Absorber removal and dust cover replacement.
loosen the wheel nuts
lift car and place on jack stands
remove wheel
use jack to support the suspension
use 13mm socket to remove the 3 bolts holding the top mount
use 18mm socket to remove the bottom mount
remove shock absorber
use 6mm allen key and 18mm socket to remove top mount from shock absorber
replace dust cover
assemble top mount to shock absorber. Torque to 27Nm
install shock absorber in car
use 13mm socket and torque the top bolts to 28Nm
use 18mm socket and torque bottom bolt to 160Nm
remove support from the suspension
install wheel and torque wheel nuts to 140Nm