Abstract: Front wheel drive mechanism for toy vehicles in which supports are attached to the vehicle, with a drive bar being positioned between them, at each end of which is mounted a respective sub-assembly including a clasp and a cross link, of which two legs are fitted into respective openings in the clasp mounted on the end of the bar and whose other two ends are fitted into respective openings in another respective clasp attached to each wheel of the vehicle. The system is completed by a respective L-shaped rotational element connected to the ends of the clasp of the wheel, and in which are fitted the ends of a steering bar that has a U-shaped part in the center into which the steering axle is fitted, with one end bent into an L and the other end fastened to the steering wheel of the vehicle, with the entire assembly being attached to the vehicle by the supports and with the wheels and hub caps being attached at the end.

Abstract: A unit to replace the rear metal axles of children's tricycles, characterized by the fact that the unit is integrated with tricycle body (12) and is formed by an axle support (5), which is made up of three walls (13,14, 15) and is integral with corresponding axle bridges (1, 1′), where two rear wheels (18) of the tricycle are enclosed, whereby at its outer end each axle bridge has a circular peripheral protruding ring (3; 20) and at its inner end it has a circular peripheral protruding ring (4; 21).