Kumho ECSTA Sport PS72 BW 225/45R17XL 94Y Ultra-High-Performance Summer Tire
Kumho ECSTA Sport PS72 225/45R17XL 94Y is an Ultra-High-Performance (UHP) Summer Tire engineered for enthusiasts who demand precision and control. Designed for sports sedans, performance coupes, and high-torque electric vehicles (EVs), the PS72 features a specialized Max Grip Resin compound that delivers up to 10% shorter stopping distances in wet conditions. With an asymmetric tread pattern and reinforced Extra Load (XL) construction, it provides exceptional cornering stability and high-speed durability. Backed by a 30,000-mile limited treadwear warranty.
Technical Specifications
| Specification | Detail |
|---|---|
| Tire Size | 225/45R17XL |
| Tire Width | 225 mm |
| Aspect Ratio | 45 |
| Wheel Diameter | 17 in |
| Load Index | 94 |
| Speed Rating | Y (up to 186 mph / 300 km/h) |
| Seasonal Designation | Summer / Performance |
| Construction | Radial |
| Load Range | Extra Load (XL) |
| Ply Rating | XL |
| Sidewall | Black Wall |
| Max Load (Single) | 1,477 lbs @ 50 PSI |
| Overall Diameter | 25.0 in |
| Section Width | 225 mm |
| Rim Width (Min) | 7.0 in |
| Revolutions Per Mile | 807 |
| Tread Depth | 9.4/32 in |
| UTQG Rating | 320 |
| Mileage Warranty | 30,000 Miles |
| Ship Weight | 21.63 lbs |
Key Features & Benefits
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High-Speed Precision: The Y-speed rating and reinforced polyamide cap ply ensure the tire maintains its shape and grip even at extreme speeds.
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3D Wave Sipes: These specialized sipes lock together under pressure to provide extra biting edges on wet roads without sacrificing tread block stiffness.
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K-Silent Technology: Available in specific sizes, this noise-canceling design uses an optimized block layout to reduce “tire hum” common in performance rubber.
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Exceptional Heat Management: The heat-resistant compound prevents overheating during aggressive maneuvers, extending the tire’s lifespan and performance consistency.
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30-Day Satisfaction Trial: Often eligible for Kumho’s risk-free trial, allowing you to experience the grip and response firsthand.
Item Specifics
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Brand: Kumho
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Model: ECSTA Sport PS72
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MPN / Part Number: 2363223
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Tire Width: 225 mm
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Aspect Ratio: 45
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Wheel Diameter: 17 in
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Load Index: 94
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Speed Rating: Y
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Season: Summer / Performance
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Construction: Radial
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Load Range: Extra Load (XL)
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Sidewall: Black Wall
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UTQG: 320
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Max Load (Single): 1,477 lbs @ 50 PSI
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Overall Diameter: 25.0 in
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RPM: 807
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Ship Weight: 21.63 lbs
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Vehicle Type: Passenger / Performance
Why Buy from AlloyExpressWheel.com
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Authentic & High-Quality Inventory
At AlloyExpressWheel.com, you’ll find genuine Kumho Tires — no fake or low-grade copies, just trusted, top-quality gear. -
Expert Advice for Fitment
We know Kumho Tires. Our team helps make sure you pick the right Tires for your vehicle. -
Competitive Pricing
We source Kumho Tires at highly competitive rates — you’re paying for the product, not inflated margins. -
Secure Packaging & Reliable Shipping
Kumho Tires are heavy and delicate. We ship with protective packaging and partner with reliable shippers so your Tires arrive in perfect condition. -
Excellent Customer Service
From pre-sale support to after-sales help, we’re committed to your satisfaction. Need help with mounting, fitment, or returns? We’ve got your back. -
Warranty & Return Support
We sell quality Tires from brands like Kumho that are backed by manufacturer warranties. And if there’s a problem, we’re here to assist.





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