I have a 2005 aero ,my question is that the gears will scrape in 1-2-3 if you shift fast 1 I´VE ADJUSTED THE CLUTCH , SOMETIMES IT WON´T DO IT , THEN THERE´S TIMES WHEN YOU SHIFT YOU HIT A DEAD SPOT ! OTHER THAN THAT IT IS OK ! THE BIKE HAS 7500 MILES ON IT I DO NOT MISTREAT THE BIKE , BUT I´M AFRAID THIS MAY CAUSE PROBLEMS LATER!!TONY