I don't think so, for me at least...the 20% stiffer bils had better control, and rode smoother than the OEMs anyway.
I have about 500 lb more on my truck than you might have though...
Again...I can't feel your butt going over bumps and tell you how you're going to like it.

_________________________
- TJ
2001 Xterra '03 VG33, SE 5 spd, 305/70/16's, Revolvers, UBSkidderz, Doubled AAL's, 3"SL/2"BL, winch/bumpers, skids, sliders, OBA, Snorkel, pine stripes....
Friends don't let friends drive stock.
http://www.gifsoup.com/view/501230/tj-tackling-crawlers-ridge-o.gif