| 摘要 |
PROBLEM TO BE SOLVED: To enable a rider familiar with a small motorcycle to enjoy cornering drive without feeling of incongruity while keeping such high rigidity to securely transmit engine output to a rear wheel. SOLUTION: A connection frame member 31 is provided between a head pipe 21 and a pair of tank rails 22. The connection frame member 31 is composed of an outer member 32 and an inner member 33. The connection frame member 31 is formed to have lower rigidity than the tank rail 22.
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