How To Identify A Bicycle Tire Size

What is my bicycle tire size? One of the most common questions I get asked as a bicycle mechanic. Now you can learn what size your tire is and buy the correct replacement tire. Check out my video puncture resistant tires for great tire recommendations.
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Chapters
:40 Tire Size Location
1:33 Tips to increase visibility of size
3:57 Two Tire Size Measurements
4:50 Common Name Size
6:49 ETRTO Tire Size
7:38 Warning Manufactures do not comply with standardization
9:44 Different Tires Look Similar & Charts of Tire Sizes
12:28 Organizations ETRTO & ISO
13:49 Bead Seat Diameter
16:36 Identification Exercises
23:00 PSI Units of Pressure Markings
25:38 Identification Exercises Continued
31:57 Common Mistakes
37:48 Rim Strip Clues for Tire Size
39:38 Bicycle Rim clues for Tire Size
46:10 Rim and Tire Width Size Compatibility
50:07 Tire Width Size Considerations for Brakes and Frames
51:20 Replace your Old Tires

Links
Sheldon Brown Tire Sizing Systems
https://sheldonbrown.com/tire-sizing.html

Wilderness Trail Bikes Tire and Rim Compatibility
https://www.wtb.com/pages/tire-rim-fit-chart

Schwalbe Brand Tire Size Chart
https://www.schwalbetires.com/technology-faq/tire-dimensions/

Bike Tires Direct Online Store - Bicycle Tire Size Chart
https://www.biketiresdirect.com/tire-size-chart-article

Continental Tire Brand Tire - Rim Combination
https://www.continental-tires.com/products/b2c/tire-knowledge/tire-rim-combinations-etrto-standards/

ISO online Browsing Platform
https://www.iso.org/obp/ui#iso:std:iso:5775:-1:ed-6:v1:en

About ISO website
https://www.iso.org/about

Oganizations in cooperation with ISO https://www.iso.org/organization/9056.html

ETRTO Home Page
http://www.etrto.org/Home
History of ETRTO
https://www.etrto.org/getattachment/About-us/History/ETRTO-MORE-THAN-50-YEARS-OF-STANDARDISATION-2015-03-25.pdf?lang=en-US