Toyo Proxes RA1 275/35ZR18 NONE Racetrack & Autocross Only Tire
⚡ Price Comparison Summary:
Weekly updated prices from top retailers 2 retailers, the best price for the Toyo Proxes RA1 275/35ZR18 NONE Racetrack & Autocross Only Tire is $362.45, currently matched by Tire Rack and SimpleTire.$362.45
Howdy, fellow enthusiasts! As your trusted American tire technician, I’m here to talk about a true icon in the world of motorsports: the Toyo Proxes RA1 275/35ZR18 (Part Number: 236710). This isn’t just any tire; it’s engineered exclusively for the demands of the track and autocross course, delivering the uncompromising grip and consistent performance serious drivers demand.
This DOT-approved R-compound competition tire excels in warm, dry conditions, providing incredible feedback and predictable handling at the limit. Its robust construction ensures stability and durability through multiple heat cycles, making it a favorite for track days and competitive events. The ‘ZR’ speed rating in its designation affirms its capability to handle extreme velocities, ensuring confidence when pushing your vehicle to its absolute peak. Remember, due to its specialized compound and construction, this tire is strictly for racetrack and autocross use—it is NOT intended for street driving or cold weather conditions. Optimize your lap times with a tire built for one purpose: winning.
Key Features
The Toyo Proxes RA1 offers superior dry grip, exceptional high-speed stability, and consistent performance across multiple runs. Its unique design promotes predictable handling and excellent feedback, allowing drivers to push harder with confidence. This tire is specifically crafted for ultimate performance in warm, dry environments, making it ideal for dedicated competition use.
- Model: Toyo Proxes RA1
- Size: 275/35ZR18
- Usage: Racetrack & Autocross Only
- Part Number: 236710
- Speed Rating: ZR (High-Performance Capability)
- Seasonal Capability: Dedicated Dry/Warm Track Use (Not for Street/Cold)
Product information is compiled and reviewed by our editorial team using manufacturer specifications and retailer data.


