Valves. Stems.
Valves, in the context of a three-piece automotive modular wheel, typically refer to tire valves or valve stems. These are small but essential components that play a role in maintaining proper tire pressure.
In the context of three-piece wheels, tire valves are essential for maintaining tire pressure, which is crucial for safety, handling, and tire longevity. It's important to regularly check and maintain proper tire pressure, including the valve stems, to ensure optimal vehicle performance and safety.