| 摘要 |
PROBLEM TO BE SOLVED: To inexpensively configure a vehicle body reinforcement unit for increasing rigidity of a frame part of a vehicle body and improving riding comfort.SOLUTION: A reinforcement member Ba for being arranged between a pair of frame parts 1 of a vehicle body A comprises a displacement suppression mechanism Bb that brings about the action of an urging force against expansion or contraction displacement of a relative distance between the pair of frame parts 1. |
