When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Ya i would go with the z400 so u wont grow out of it....When u get older and bigger or what ever u dont want to be driving a little quad around.....But the 250 is nice if u boost up the hp....
i got a kfx400, same thing as the z400 except different color, im 5"6 127 pds and i can handle it, as well as my brothers shee and raptor, im sure you will have no problem controling this beast..