Front Shock Absorber ↗
Replacing the front strut inserts on 1980s and 1990s 3/5/6/7 Series. Unplug the pad-wear sensor, remove the caliper (two 19 mm nuts, never left hanging on the hose), disc, ABS sensor and sway links, unbolt the strut, then compress the spring to swap the insert and renew the bump stop.
Tools mentioned: Spring compressor, 19 mm socket, water pump pliers, jack stands
Front bump stop 31331124449 is in the article's parts list.