12 Parts of transmissions for land vehicles and marine vehicles, namely, antivibration support bearings, antivibration support couplings, and antivibration shaft couplings; parts of cabs, suspensions, transmissions, and instruments for off-road vehicles, namely, antivibration mountings, antivibration support bearings, antivibration support couplings, and antivibration shaft couplings; suspension shock absorbers for vehicles; shock absorbing springs for vehicles; vehicle bumpers; vehicle suspension springs; shock absorbers for automobiles