The specification detailing the arrangement of lug nuts on the wheel hub for the 2009 Toyota Camry is 5×114.3mm (or 5×4.5 inches). This notation indicates five lug nuts are positioned on a circle with a diameter of 114.3 millimeters. This measurement is critical for ensuring proper wheel fitment. Using wheels with an incorrect measurement can lead to wheel detachment and potential vehicle damage.
Correct wheel fitment, dictated by this specification, is paramount for vehicle safety and performance. It ensures even distribution of force, preventing stress on the wheel bearings and studs. Selecting wheels adhering to this specification avoids vibrations, maintains structural integrity, and contributes to proper handling. Historically, maintaining standardization in this area has allowed for interchangeability and aftermarket options.