Altezza rs200 lexus is200 my gear stick shakes a lot when

Altezza rs200 lexus is200 my gear stick shakes a lot when in 6th gear?
2000 toyota altezza rs200, what is this shakes like mad, this is how I bought, sam s thanks on my last Q.

Your alignment may be off. Or your transmission is going out. Maybe the tires are too big or do not have enough air in them. If you have just replaced the tires, that may be it. attempt checking the air pressure also.

Maybe the tires are too big or do not have enough air in them. If you have just replaced the tires, that may be it. attempt checking the air pressure also.