Answer
Sep 26, 2024 - 09:46 AM
The "D" on a trailer tire stands for "diagonal", referring to the tire's bias ply construction. Bias ply, or diagonal construction, means the tire's internal fabric overlaps in a crisscross pattern.
This information was sourced from the website Discount Tire, specifically in the section "What does the ‘D’ in tire size mean?" on the page "Trailer Tires: A to (almost) Z". (https://www.discounttire.com/learn/tr...)
Additional information was sourced from the website Tire America, specifically in the section "Tire Construction Types" on the page "Tire Tech: Tire Types and How They Differ". (https://www.tireamerica.com/resource/...)
This information was sourced from the website Discount Tire, specifically in the section "What does the ‘D’ in tire size mean?" on the page "Trailer Tires: A to (almost) Z". (https://www.discounttire.com/learn/tr...)
Additional information was sourced from the website Tire America, specifically in the section "Tire Construction Types" on the page "Tire Tech: Tire Types and How They Differ". (https://www.tireamerica.com/resource/...)
