Nexen - CP672
High Performance All Season Driving. Dual pitch for ultra-quiet driving. Long mileage performance - UTQG 500 AA
225mm * 60% = 135mm Or... 135mm / 25.4 = 5.3"
Passenger tires are given a "Service Description" to describe the tire's capabilities.
A service description has two components:
Common sidewall abbreviations and they're definitions: