Tire size changes and vehicle approval
3 posts
Tire Size Modifications and Car Insurance: From Sidewall Numbers to Disclosure
How to read tire sidewall markings, calculate what a modified tire size changes, and when a tire size modification may need insurance disclosure under your policy terms.
Tire Size Change Regulations and Vehicle Approval: From Sidewall Numbers to Approved Sizes
How to read tire sidewall numbers, compare alternative tire sizes by diameter and circumference, and check whether a size is approved for your vehicle under local rules.
Tire Size Changes and Vehicle Inspection: From Sidewall Numbers to Approved Sizes
How to read tire sidewall markings, calculate sidewall height, diameter and circumference, compare replacement tire sizes, and understand when a size change affects vehicle inspection and approval.