I have a set of forks from a 2007 S4R that have been upgraded to Cogent Dynamics cartridges and Ohlins .9kg straight rate springs. Cosmetically, they look great.
I also have the Brembo calipers as well. The calipers are not listed yet, but you can see the forks on my blog:
http://ducatimonsterproject.blogspot...-for-sale.html