The Toyo Celsius Sport 245/55R18 pairs the 103W service description with SL (Standard Load). Ultra-high-performance all-weather road tire for cars, SUVs and crossovers. Its asymmetric pattern combines interlocking sipes and water-clearing grooves with traction bars for changing weather. A silica compound is designed to retain cold-weather flexibility, while a responsive casing supports handling.
Toyo specifies a 7-8.5-inch approved rim-width range on 18-inch wheels for this size. On the 7.5-inch measuring rim, the published inflated dimensions are 28.6 inches in diameter and 10 inches wide. New tread depth is 10.2/32 inch.
Maximum single-tire load is 1,929 lb; the listed maximum inflation pressure is 51 psi. Confirm load, speed, wheel compatibility and clearance with a qualified installer. Set operating pressure from the vehicle placard and applicable load/inflation guidance.