Kumho 2268713 Ecsta PS31 235/50ZR17 100W XL Ultra High Performance Summer Tire

The Kumho Ecsta PS31 235/50ZR17 100W XL is an ultra-high-performance summer tire engineered for sports cars, sporty coupes, and performance sedans. Built around a high-technology summer compound featuring High Dispersible Micro Silica and High Grip Resin, the PS31 delivers exceptional dry and wet traction with a balanced, confident ride. This is a dedicated summer tire and is not designed for use in near-freezing temperatures, snow, or icy conditions.

Key Features:

• Solid Center Rib: Reinforces tread block stiffness, boosts high-speed stability, and sharpens steering responsiveness for precise driver control
• Wide Lateral Grooves (0–10° Angle Range): Maximize water displacement during cornering while resisting irregular tread wear for longer tire life
• Four Wide Circumferential Grooves: Channel water efficiently away from the contact patch to improve hydroplaning resistance in wet conditions
• 3D Dimple Design: Minimizes heat build-up within tread blocks during high-speed driving, enhancing durability and sustained performance
• Diagonal Microgroove Siping: Allows rapid water evacuation from the footprint, providing an additional layer of wet-weather safety
• Racing-Inspired Checkered Sidewall: Distinctive aesthetic that reflects the tire's ultra-high performance character

Tire Specifications:

• Size: 235/50ZR17
• Load Index / Speed Rating: 100W
• Load Range: Extra Load (XL)
• Overall Diameter: 26.3 in
• Section Width: 9.6 in
• Tread Depth: 10.5/32 in
• Max Load: 1,764 lbs
• Max Inflation Pressure: 50 PSI
• Measuring Rim Width: 6.5–8.5 in
• UTQG: 400 AA
• Sidewall: Black (BSW)

The Kumho Ecsta PS31 delivers a compelling combination of performance, ride refinement, and wet-weather confidence, making it an excellent choice for drivers seeking ultra-high performance at a competitive value.