im not sure man, i think mine are a little older. the ones you posted look sweet!! im sure with some thought they can mount up. the stockers i sent did show up right?
yfz450 fronts, and yes they bolt on, w/ stock a-arms u need to back the preload of all of the way to put them on, for longtravel like i have they work great, just need to have the right springs for the long travel