well my friend has one that has a 125cc motor. but im guessing probably about 55-65 depending on weight of rider and conditions. ive got a 2009 pitrpro 125cc RR. should go buy a pit pro. thumpsters are really bad.
With stock gearing the 125 thumpers will hit 50-55 mph.
99kph top speed all stock.
298.7Mph
110
110 km/hr
115km/h
about 95mph or 110-120 tuned
45mph tops
110 mph
My 2012 ttr 110 can go 50-55mph
my 2005 focus topped out at 110.
It is 110 km/h