Toyo Proxes R 345/35ZR18 109W Ultra High Performance Summer Tire
The Toyo Proxes R 255480 is the best extreme-performance summer tire for serious track enthusiasts and street tuners running 345/35ZR18 size on high-horsepower sports cars and supercars. This ultra-wide tire features a directional tread pattern, high-grip compound, and reinforced construction for maximum dry traction, razor-sharp cornering, and confident high-speed stability, delivering track-ready grip and precise handling on dry surfaces.
Key Features
- Directional Tread Pattern: Aggressive V-shaped design optimizes dry grip, stability, and water evacuation for wet conditions
- High-Grip Compound: Soft, sticky rubber formulation provides exceptional adhesion and heat resistance during hard driving
- Reinforced Sidewalls: Stiff construction delivers sharp steering response and high-speed cornering stability
- W-Rated: 109W rating supports high-speed performance up to 168 mph with excellent load capacity
Specifications
| Specification | Detail |
|---|---|
| Part Number | 255480 |
| Size | 345/35ZR18 |
| Load Index | 109 (2271 lbs max load) |
| Speed Rating | W (168 mph) |
| Sidewall | Blackwall |
| Tread Depth | Approx. 8/32" |
| UTQG | 200 AA A |
| Country of Origin | Japan |
| Warranty | None (Track/Performance Focused) |
Product Notes
- Ultra high performance summer tire – optimized for dry track and aggressive street use, not for winter/snow
- Sold individually – purchase quantity needed for your vehicle (typically 2 or 4)
- Ideal for track days, autocross, and high-performance street driving – not recommended for daily commuting
Installation Notes
- Estimated time: 30-60 minutes per tire, professional mounting/balancing recommended
- Proper alignment and inflation essential for maximum performance, tire life, and even wear
This Part Fits
| Year | Make | Model | Notes |
|---|---|---|---|
| Various | Multiple Applications | 345/35ZR18 Size | Confirm exact vehicle fitment |
| Common | Porsche 911 Turbo/GT3, Chevrolet Corvette Z06/ZR1, Dodge Viper, Nissan GT-R (wide rear), BMW M5/M6 (staggered), etc. | High-Performance & Supercars |
Why Choose Toyo Proxes R?
- Extreme-performance summer tire engineered for maximum dry grip and track-ready handling
- Directional tread and high-grip compound provide razor-sharp response and stability at high speeds
- Trusted by track enthusiasts for consistent performance in demanding conditions
Frequently Asked Questions
-
Q: Is this a summer tire?
A: Yes, ultra high performance summer – maximum dry traction, not for snow/ice. -
Q: How does it perform in light rain?
A: Good wet grip for extreme summer tire – deep grooves help with light water evacuation. -
Q: Is it noisy?
A: Moderate – aggressive tread can produce some road noise, typical for track-focused tires. -
Q: What's the tread life?
A: No mileage warranty – expected shorter life due to soft compound and performance focus.
Shipping & Handling
- Method: UPS/FedEx Ground
- Availability: In stock, ships same or next business day
- Packaging: Official Toyo retail packaging
TOYO
At Toyo Tires, our mission is clear: We make tires people love! Our dedicated team embodies the company’s five core values—Trust, Learn, Tenacity, Ownership, and Empathy—ensuring that every tire we produce meets the highest standards of excellence. Service, Style, and Exceptional Tires! Toyo Tire U.S.A. Corp., based in Costa Mesa, California, has been a pioneer in the tire industry since its founding in 1966. As the marketing and sales subsidiary for the Toyo Tires® brand in the United States, we pride ourselves on delivering innovative, high-quality products that cater to a diverse range of customers. Why Choose Toyo Tires? Global Presence: We operate development, manufacturing, testing, distribution, and marketing across the Americas, Europe, Asia, the Middle East, and Oceania. Wide Product Range: Our selection includes premium replacement tires for light trucks, SUVs, high-performance cars, luxury vehicles, and commercial trucks. Manufactured in the USA: Many of our tires a...
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