315/80R22.5 20PR 755 ROAD CREW Load Index: Single: 156 / Dual: 153 K, Manufacturer Part Number: RC-3158022520 Speed Index: M 81 mph Speed Symbol Rating DOT: 3014-2022 Overall Diameter: 42.32" Tread Depth: 21/32 nds Quantity: 2 Car Type: Commercial Heavy Truck, Trailer and Bus Country/Region of Manufacture: China Tire Type: All Season/Truck & Bus/ All-Position & HWY Load Capacity (LBS/Max.):: Single: 8820 / Dual: 7650 Section Width: 12.36" Inflation Pressure(PSI/Max.):: Single: 130 / Dual: 130 Aspect Ratio: 80 Standard Rim Width & Diameter:: 9" x R22.5" Rim Diameter: R22.5" UPC No.:: 854714005901