Automobile A-pillars and B-pillars are short for body pillars. Generally, the car body has three pillars, which are the front A pillar, the middle pillar B pillar, and the rear pillar C pillar from the back. For cars, besides supporting the pillars, they also play the role of door frames.
The automotive industry is one of the most advanced manufacturing sectors in the United States today. Reliance on injection molded plastic parts to improve safety, increase fuel efficiency, use alternative fuels, and reduce environmental impact continues to rise and evolve in dynamic new directions.