Toyo Proxes RA1 255/40ZR17 NONE Racetrack & Autocross Only Tire 236770 OLD
⚡ Price Comparison Summary:
Weekly updated prices from top retailers, the best available price for the Toyo Proxes RA1 255/40ZR17 NONE Racetrack & Autocross Only Tire 236770 OLD is $240.87 at Tire Rack. You can also check Amazon for alternative deals and availability.$240.87
For serious track enthusiasts and autocross competitors, the Toyo Proxes RA1 255/40ZR17 remains a tried-and-true choice. This dedicated “Racetrack & Autocross Only” tire delivers the consistent performance and predictable handling required for shaving seconds off your lap times. Engineered for optimal grip in dry, warm conditions, the RA1 has a long-standing legacy as a reliable, high-performance R-compound tire.
Its robust Z-speed rating signifies its capability to withstand sustained speeds exceeding 149 mph (240 km/h), making it perfectly suited for the demands of competitive driving. It’s crucial to understand that the Proxes RA1 is specifically designed for track use; it is not intended for street driving, wet conditions, or cold weather environments. Trust this proven performer when precision and speed are paramount.
Features
- Dedicated R-Compound for enhanced dry grip
- Consistent performance through multiple heat cycles
- Predictable handling feedback for precision driving
- Proven durability on the track
Technical Specs
- Size: 255/40ZR17
- Speed Rating: Z (149+ mph / 240+ km/h)
- Usage: Racetrack & Autocross Only
- Tire Model: Toyo Proxes RA1
- Part Number: 236770
Product information is compiled and reviewed by our editorial team using manufacturer specifications and retailer data.


