I take it these are the numbers on the enigne. You appear to have a 2001.
1982 yz 125K
It all depends on how much you ride. But overall id say change it once a year to be safe. Also that is for a Motocross bike, I am not sure about other kinds of trail bikes or enduros. So id just change it once a year and always make sure you have the proper level of coolant.
id do it for 50 dolars what is the bike
no, but you do need one for a dirt bike you have to have id though to buy one and be over 18
Id say a dirt bike because there is less of a chance of it crushing you if it flips but you can still get hurt on a dirt bike
id say about 25 mph at the most
it relay depends on the year, color, condition etc... if it is in fairly good shape id say a few hundred dollars
id say about 25 mph at the most
complains bike recoding
id say the fbm 2009 executioner its a good bike.
depends what for but if you want a good al arround bike id say the forum line up or the convert frame
where do i find the id number on a rm 250 suzuki dirtbike