Two New TRI-ACE FORMULA-1 Ultra High Performance Tire 255 30R24- 97 XL W Two new premium TRI ACE FORMULA-1 255/30R24 UHP tires Innovative design, Better traction power, Excellent driveability, High speed confidence. Load Index: 97 ( 1609 lbs), Speed index: W (up to 168 mph), UTQG: 360AA.(Treadwear: 360, Traction: A, Temperature: A)) Tread Depth: 11/32nd; Rim Width:9 J, Overall Diameter: 30", Section Width: 10", Max load: 1609lb@50 psi