from what i could tell, they have different a arms and front brakes, thats about it. Does anyone know whether the disc brakes off a 250ex will fit direct bolt up on my 07 recon i would like to get rid of those plunko drum fronts. i know you can swap the entire front end but its like $900 from the dealer in parts also thinkin about rejettin, and a hopped up CDI just kinda wanting to supe it up alittle. how do you rejet it, im familiar with the GX series commercial series of honda engines not the atv engines though, how do you put a new higher output CDI on ??? any help would be appreciated new to this lookin for some help