My son hit puberty around 9. can when he hit puberty make him shorter as an adult? he' 13 between 5'10 and 6'0 175lbs im 6'4 240lbs how tall will he b

Depends on variables: Skeletal maturity, determines the duration of linear growth. If the bone maturity is ahead of a persons age, they finish growing sooner. An x-ray of the wrist and hand can be analysed for open growth centers. If they are closed growth is finished.He could be done or grow to 6'4".Most males stop at 17-18, some sooner or later.