i've got progressive 412s that lower it about an inch and there is somewhat of a difference but not too noticeable. my girlfriend rides with me every now and again and things are fine.

you guys should consider these also http://marketworks.com/storefrontprofiles/deluxeSFshop.aspx?sfid=73147&c=49245

06 Speedmaster. Black and Sunset Red. SS long slash, 135/45, AI out.