@MrDenniz
The easiest way to make one is converting a ride from another game (e.g. GTA San Andreas, Forza, etc...) Here's a tutorial:
http://www.youtube.com/watch?v=2ez2yvfY21Q
and here:
http://www.gtagaming.com/forums/showthread.php?t=120110
@iLikeTrains
v1.1 is already in work. Thx for saying the futo. Now i got an easier way to get racing seats, than complicate detaching it from the sultan RS.
@MrDenniz
I use Zmodeler 2.2.4 Black Edition.
PS: Ich bin eig deutsch ;)