The present invention relates to a bestriding vehicle which comprises one pair of supporting component such as front suspension and one pair of supported component such as front mudguard. The operability for installing the supported component can be improved. One pair of front suspensions (30L, 30R) in left-and-right direction and the front mudguard (40) are provided in the motorcycle. The mudguard comprises one pair of surface parts (42) with installed back part, wherein a hole (42a) is formed in each surface part with the installed back part. In the front suspensions (30L, 30R), installation surfaces (33a) are installed to that each surface part with the installed back part contacts with the projections (33b) inserted into each hole. Simultaneously the front mudguard is placed between the installation surfaces. An annular damper (34) is installed on each projection (33b). Furthermore the part of each damper (34) is arranged between the part of one pair of installation surfaces (33a)and one pair of gasket (47).