by reducing the factory rake you greatly affect handling. the ride heights i have read that are the lowest you want to go before the RCH goes underground is about 26" ground to top of fender opening front and 25 1/2'' ground to top of fender opening in the rear.
read throuhg this thred theres lots of good info in there.
http://forums.evolutionm.net/showthr...ht=ride+height