To provide an arresting gear for a vehicle having a structure as small as possible, to reduce the number of part items for the vehicle as many as possible, and to optimally arrest the vehicle when it travels away in an optional direction.

A vehicle arresting gear includes a first arresting element connected to a wheel so as to be prevented from being relatively rotated, and a second arresting element engaged with the first arresting gear so as to be separated. The first arresting element is a brake disk 30 having a recess 32, the second arresting element is a preventing claw 20 operable against the returning force of a returning means by a controllable operating means, and the claw element 23 of the preventing claw 20 is engaged with the recess 32 of the brake disk 30.