The KX100 is faster, but only by 10mph.
The sticker indicates which helmets have radio communication in them.
red sticker
Umm, 2 Strokes that are 2003 and newer are red sticker. 2002 and lower are green. 4 strokes (if they are "trail bikes") are usually green sticker no matter the year.
i have got a kx100 and that beat a ktm125 of the line kx100 80mph ktm125 95mph
ya it is
Green
Red
30 hp
65-70
In your face
GREEN