While the lower a arms and spindles, upper spring perch are BMW the strut tubes are BDR but can also be obtained from several aftermarket performance shops like ECS, Turnermotorsports (fitment being BMW E36 or 325i). The shocks called out in the earlier thread are KYB 361005, VW fitment and also sold thru the BDR site Iconicparts.com
https://www.shockwarehouse.com/site/...o-Front-361005
Grey 65's suspension is probably the most exotic suspension on a BDR I've seen but he autocrosses.