Published on: Wednesday, February 25, 2026 Last updated on: Thursday, February 26, 2026
This guide explains how much you can safely change tire size, including the 3% tire size rule, safe diameter increase and decrease limits, rim width compatibility, and clearance constraints. Learn how larger tires affect speedometer accuracy, when rubbing occurs, and what safe upgrade ranges look like in real-world examples such as moving from 31.6″ to 32.5″ or from 275mm to 295mm tire widths.