to eliminate LAD the simplest is to use a brake line and connect feed line and return line of the Pentosin to the regulating valve under rear axle, so that Pentosin is always running in cycle.
What else you need is on my website below.
The original springs are softer for LAD, also the shock mounts are needed new as they are different from non LAD
more here http://forums.bimmerforums.com/forum....php?t=1379064