i am selling my 400ex and i want to buy a yfz 450 i have herd some good things about them and i think thay look awsome is ther any thing that i should chang besides the normal stuff you do with every wheeler and i want to get nerfs what are good ones for the yfz i am thinking of just geting the ac pro peg nerfs like i have on my 400ex and a guy offered me $3500 cash for my 400ex do you guys think its a good deal thanks for the help in advance