doing a custom job and i want to know if a caliper from a 04 dyna is the same as a 06 dyna. I know that 1 is 3/4 and the other is 1in but is there any other differance

I would say your spot on, axle is the only diff'

http://www.jerseyh-d.com/Components.aspx?model=Dyna%20Glide&year=2004&part=1680

http://www.jerseyh-d.com/Components.aspx?model=Dyna%20Glide&year=2006&part=2332

tThanks for the responce fellas it's now put my mine a ease

Thanks for the offer chopaweeza but i'm looking at getting a chrome1