US Patent 9579585 Modular toy car apparatus

A family of toy cars includes a plurality of external body components, which may be removably assembled into a street car, track car or dirt car by children or adult user. The toy car system includes a chassis with fastener receiving holes and each of the body components include a pair of spaced apart attachment holes, such that the corresponding holes of the body components line with each other and with the fastener receiving holes of the chassis when the body components are positioned in an overlapped configuration. The front and rear pair of wheels are attached to the chassis by corresponding wheel fasteners, wherein all the fasteners in the toy car system have the same size and shape and are easily detachable.