sandrinhu

thats very hard for you to be the bike is smal but it has a big hart im i big bore mine to 135cc new trasmition kit jugler in the carb KN air filter and it can do 150 km-h any time yester day i went with a dt125x with fire box only and i didnt give him a chance dont mok xt125x those o dont now the bike secrets do not diserve to ride this bike

Sandro Portugal XT125X arrow!ehe

take it essy boy you can resolv your problem .its simple i was having the same problem contact me in my email i can tell you then mine can go 150 km/h

Look i was having the same problem with mine i put 15 in the front an arrow exhoust and it goes 140 KM/H

i put an arrow in mine and it is great

Defenitly arrow the sound is great and the acelaration rises way up

your back suspencion has one more hole i tried in mine it goes way up as for exhoust try arrow

If you are going to put an exoust try mine i alreadi try devil terminhoni and arrow arrow complete is the best for this bike

I was having the same problem with mine try the reset it work for me