Which type of bearing is most commonly used in automotive wheel hubs?

Tapered roller bearings are most commonly used in automotive wheel hubs due to their ability to handle both radial and axial loads effectively. This dual load capacity is essential in automotive applications, where the wheel hub experiences various forces during operation. Tapered roller bearings are designed with conical rollers that allow for more efficient load distribution across a larger surface area, which enhances their performance and longevity.

Additionally, the tapered design facilitates easier adjustment of bearing preload, an important factor for maintaining proper clearance and optimizing wheel performance. This type of bearing is crucial in applications where high dynamic loads and varying directional forces are present, making them particularly suited for the demands of automotive wheels. Their inherent stability under load and reliable operation make taper roller bearings the preferred choice for ensuring safe and efficient vehicle performance.