About This

• Size:225/40R18,Tire Only - Wheel/Rim Not Included.Dimension (inch):25.08 X 9.06 X 25.08,weight (lbs):21.27,Max Pressure (psi): 50;Load Index: 92 (1389 lbs for single tire).Speed Rating: W (168 mph);Load Range: SL (Standard Load) Road Condition:M+S
• All-Season M+S Rated Traction: The UN108 is M+S rated for reliable performance across diverse weather conditions, including rain, light snow, and wet roads, giving you confidence and safety year-round.
• Comfortable Ride: Featuring an optimized tread pitch and specially formulated compound, this tire minimizes road noise and vibrations, delivering a smooth, comfortable driving experience even on long trips.
• Precision Handling & Enhanced Stability: The asymmetrical tread design, reinforced center rib, and four wide circumferential grooves provide superior steering response, excellent wet and dry traction, and improved road stability for agile, controlled handling.
• Warranty Benefits - 40,000 Mile Limited Tread Wear Out Warranty and 3-Year Road Hazard Warranty. If your tire is damaged by a road hazard ((bulges, air leaks, and blowouts))within 3 years of purchase and before 4/32" of treadwear, you may qualify for repair or replacement.(Since October 1, 2025)

Overview

• Size: 225/40R18
• Rim Size: 18 Inches
• Section Width: 225 Millimeters
• Tire Aspect Ratio: 40.0
• Load Index: 92.0
• Speed Rating: W
• Load Capacity: 1389 Pounds
• Tread Depth: 10.5 32nds
• Tread Type: Asymmetrical