Patent ID: 7059210

Claim:
A six speed gear assembly for a motorcycle transmission comprising: a mainshaft gear shaft; a plurality of mainshaft gears mounted in sequence on the mainshaft and comprising: a mainshaft 4th gear, a mainshaft 3rd gear, a gear chosen from the group consisting of a mainshaft 1st gear and a mainshaft 2nd gear, a remaining gear from the group consisting of the mainshaft 1st gear and the mainshaft 2nd gear, a mainshaft 6th gear, and a mainshaft 5th gear, wherein respective gear diameter of the mainshaft gears successively increases from mainshaft 1st gear to mainshaft 2nd gear to mainshaft 3rd gear to mainshaft 4th gear to mainshaft 5th gear to mainshaft 6th gear; a countershaft gear shaft; and a plurality of countershaft gears mounted in sequence on the countershaft and comprising: a countershaft 4th gear, a countershaft 3rd gear, a gear chosen from the group consisting of a countershaft 1st gear and a countershaft 2nd gear, a remaining gear from the group consisting of the countershaft 1st gear and the countershaft 2nd gear, a countershaft 6th gear, and a countershaft 5th gear, wherein respective gear diameter of the countershaft gears successively increases from countershaft 6th gear to countershaft 5th gear to countershaft 4th gear to countershafi 3rd gear to countershaft 2nd gear to countershaft 1st gear.