Auxiliary frame and vehicle

The utility model discloses an auxiliary frame and a vehicle, and the auxiliary frame comprises a longitudinal beam which is provided with a mounting bracket for mounting a control arm; and at least part of the gasket assembly is located between the installation support and the control arm, and the gasket assembly is connected with the installation support in a clamped mode. According to the auxiliary frame, at least part of the gasket assembly is located between the installation support and the control arm, the structural strength of the installation support is improved, clamping force borne by the control arm can be transmitted to the installation support through the gasket assembly, the stress area of the installation support is increased, it is guaranteed that the installation support is evenly stressed, and the service life of the installation support is prolonged. The pressure stress of the contact surface of the mounting bracket is reduced, the problems of crushing of the contact surface of the mountin