The specification describes the configuration of the mounting holes on a wheel and the corresponding hub of a 2015 Toyota Tundra. This configuration dictates the number of lug nuts required to secure the wheel and the diameter of the circle on which those nuts are positioned. For example, a 5×150 specification indicates a five-lug arrangement with the lug holes spaced on a circle with a diameter of 150 millimeters.
This measurement is critical for ensuring wheel compatibility. Utilizing wheels with an incorrect specification can lead to wheel detachment, component damage, and compromised vehicle safety. Historically, manufacturers have used diverse configurations, necessitating precise identification for replacement or aftermarket wheel selection. Adhering to the correct specification guarantees proper wheel centering and load distribution.