The first cars produced with transparent bodies appeard in the 1997 Phantom Racer Series. X-Raycers didn't debut as a line until the 2005 First Editions subset. And the following year saw it's first X-Raycer 5-Pack.
It would appear again as a subset in the following years:
X-Raycer 5 Packs
2008 Phantom X-Raycers
2010 X-Raycers Track
Order of release
In order of first appearance with transparent body:
Pages in category "X-Raycers"
The following 35 pages are in this category, out of 35 total.