Have used speed sensitive shocks on many. Jaguar, Mercedes, Crown Vic etc. Found these very adaptable to road surface.

https://www.summitracing.com/search/product-line/monroe-sensa-trac-monotube-shock-absorbers/make/mercedes-benz

https://www.google.com/webhp?tab=nw&ei=RKNAWOXCLeaLjwT2gYb4Aw&ved=0EKkuCAYoAg#q=monroe+sensa+trac&newwindow=1&tbm=shop



.

__________________
[http://languageandgrammar.com/2008/01/14/youve-got-problems-not-issues/ ]

"A liberal is someone who feels they owe a great debt to their fellow man, which debt he proposes to pay off with your money."