i have a suzuki dr 125 sm 2009 its only done 11500 miles it seems to hesitate most times esp when its started from cold iv cleaned the fuel pipes the filter the injecter blown out the auto choke everything seems clean i reversed blew the injecter and chaneged fuel the lot made no difference at all also cleaned lamda sensor also mad e no difference itseems ok in mid and when warm ish but bike sounds lkike it sucking air in but iv checked all the airbox the lot and its all like new no no holes nothing loose at top end threw the end of gears the bike will choke as u hit top end in most gears just dies then when u lket throttle off it goes again like it sucks to much air in still cant find anything well confused now help please as im going to pull whats left of me hair oot nanouk@live.co.uk