Which tire has the highest Treadwear (UTQG) in size 315/30R30

It's time to buy new tires for my car, but I want to buy a tire that lasts longer than the original brand, OEM. Which tire has the highest Treadwear in this size 315/30R30?


320 - Treadwear

 Kumho Ecsta X3 KL17 - UTQG: 320AAA - Tire Rating: 4.63