Steering wheel assembly and vehicle

The utility model discloses a steering wheel assembly and a vehicle. The steering wheel assembly comprises a steering wheel framework (6), a steering wheel lower cover (2), a steering wheel slide ring seat (3) and a slide ring (4). The steering wheel lower cover (2) is mounted on the steering wheel framework (6), the steering wheel slide ring seat (3) is mounted on the steering wheel lower cover (2) or the steering wheel framework (6), and the slide ring (4) is mounted on the steering wheel slide ring seat (3). The steering wheel assembly and the vehicle have the advantages that the steering wheel assembly not only can be provided with a slide ring assembly, but also can be provided with an air bag assembly, two types of steering wheel lower covers are not required to be designed according to whether the vehicle is provided with the air bag assembly or not, and accordingly the vehicle development time and the vehicle manufacturing cost can be effectively saved.