| 摘要 |
A pinion includes: a first pinion flange portion disposed so as to protrude radially at a front end of a pinion boss portion; and a second pinion flange portion disposed so as to protrude radially facing the first pinion flange portion from an opposite side of the pinion boss portion. A movement linking body includes: first and second engaging recess portions fitting together with the pinion boss portion and an intermediate gear boss portion; a first sliding surface coming into contact with the first pinion flange portion, the first sliding surface restricting rearward movement of the pinion; a second sliding surface coming into contact with a front-end end surface of the second pinion flange portion, the second sliding surface restricting forward movement of the pinion; and a third sliding surface coming into contact with the clutch cover, the third sliding surface restricting forward movement of the pinion.
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