Toyota 4 Runner (UZN21, KZN21, GRN21) Wheel Lug Pattern & Offset ET Reference

The Toyota 4 Runner (UZN21, KZN21, GRN21) models feature a specific wheel lug pattern essential for selecting compatible wheels. The lug pattern is defined by the number of lugs and the pitch circle diameter (PCD) measured in millimeters, ensuring the wheel mounts correctly to the hub.\n\nTypically, these 4 Runner models employ a 6x139.7 mm lug pattern with precise center bore and offset ET values that influence wheel alignment and vehicle handling. Understanding these specs is crucial when upgrading rims or replacing tires to maintain safety and performance.\n\nWheel rim size options for these models vary by production year and market, reflecting differences in offset ET and center bore. This catalog provides a year-sorted reference for the wheel lug pattern, offset ET, center bore, and rim size to assist owners and automotive professionals in matching the right wheel fitment for Toyota 4 Runner (UZN21, KZN21, GRN21).