| 摘要 |
PROBLEM TO BE SOLVED: To provide a pneumatic tire for a motorcycle having the performance for both a rough road and a paved road. SOLUTION: The pneumatic tire for the motorcycle has a tread rubber which is divided into at least three portion in the tire axial direction on a tread part. A tread rubber 11 in a tire center area has the hardness higher than that of a tread rubber 12 in a shoulder area. A tread pattern is provided, in which a plurality of lug grooves forming an angle of substantially 90°with respect to the tire circumferential direction are formed in the tire center area 11, and grooves of the number smaller than that of the grooves in the tire center area 11 are formed in the shoulder area 12. COPYRIGHT: (C)2008,JPO&INPIT |
