BMW F10 Body Structure in Extrication, Special Operations April 1, 2012 Comments Off on BMW F10 Body Structure I quick look at the BMW F10 Body Structure. The A-Pillar, B-Pillar, rockers , and front half of the roof rails are made from heat-molded steel. Not surprising! BMW Body Structure Extrication Firefighter Safety 2012-04-01 Smitty