Originally Posted by EricPF

Hey Bob,
It's not so much the body posts as it is the shock towers. Test fitting on my TC7, a T4'16 and a TRF419, you simply cant get the rear of the body low enough. The shock towers hit the air channels. The 190 version will have some "design concessions" made in this area to create clearance, as well as being narrowed up to better fit the track width.