I built a new windscreen/windshield master for the new body design several years ago that kept the upper roof and A-pillars the same but extended the lower bottom fitment out all most a foot which raked the glass significantly.
Here is a side profile shot of the shape installed into a Pantera. You can clearly see the increase in rake but still maintaining the A-pillar rake---not relevant to the thread---just another trip down memory lane where I stubbed my toe. (
