Operation device for vehicle transmission and vehicle

An operation device for a vehicle transmission comprising:

• a bracket that is fixed to a vehicle body of a vehicle;
• a sliding portion that is slidably supported by the bracket and includes a shift knob;
• a first gear that is rotatably supported by the bracket, includes a first tooth surface at an outer circumferential portion, and includes a second tooth surface at a position that is different from a position of the first tooth surface in a radial direction;
• a second gear, which is rotatably supported by the bracket and includes a third tooth surface that is engaged with the second tooth surface, to which a shift wire of the vehicle transmission is connected at a position separated from a position where the second gear is supported by the bracket;
• and
• a first shaft and a second shaft extending in parallel with each other at positions with the first and second gears sandwiched therebetween,
• wherein the sliding portion includes a first boss portion into which the first shaft is inserted and a second boss portion into which the second shaft is inserted and is configured with the first boss portion and the second boss portion being connected beyond the first and second gears;
• and
• wherein the sliding portion includes a rack gear that is formed along a sliding direction of the sliding portion and is engaged with the first tooth surface of the first gear, and gear change of the vehicle transmission is performed via the shift wire by causing the first gear and the second gear to rotate with sliding of the sliding portion.