hi people! for the first time I have done the service myself. and I have to say. I am happy about the saved 300 euro!! simply ordered from ebay: 3,8 l rev tech SAE 20 W50 1 l Rev tech transmission/primary oil for sportsters 1 chromed oil filter together 30 euro airy I have from screaming eagle and have washed out a few hours in a leach and then dried. so, all in all no big thing even for not so talented screwdrivers! lg kevin