Éric,

I got steel for strength, due to aluminum tendency to bend...

http://www.tiico.com/prod02.htm

Now available! 15 X 6" ET30 s= teel Genuine VW steel wheels -

Sold only as a set of 5 for $445.00

Shipping to NC was $76 for five steel rims.

I plan to run flat aluminum disk wheel covers.

Robert