Toyo Proxes RA1 205/50ZR15 NONE Racetrack & Autocross Only Tire

As an expert American tire technician, I’ve seen countless tires, and when it comes to dedicated track performance, the Toyo Proxes RA1 stands out. This isn’t your average street tire; it’s engineered specifically for the demands of competitive driving, making it a premier choice for serious enthusiasts.

The Toyo Proxes RA1 205/50ZR15 delivers exceptional grip and predictable handling, making it a favorite for serious participants in racetrack and autocross environments. Its unique, high-grip tread compound and robust construction are designed to maximize contact patch and provide consistent performance under extreme conditions, lap after lap.

With its ‘ZR’ speed rating, this high-performance competition tire is built to withstand and excel at sustained high speeds, giving you unwavering confidence when pushing the limits. It’s crucial to remember that the Proxes RA1 is a ‘Racetrack & Autocross Only’ tire. This means it is not intended for public roads and should only be used in dry, warm conditions; its performance will be severely compromised in cold temperatures or wet street driving.

If you’re serious about shaving seconds off your lap times during track days or autocross events, the Toyo Proxes RA1 236840 is an undeniable asset to your vehicle, engineered to help you achieve your best.

Features

• Dedicated Racetrack & Autocross Only compound
• Exceptional dry grip and precise handling
• Predictable performance under extreme conditions
• Designed for sustained high-speed use
• Optimized for maximum contact patch

Technical Specs

• Tire Name: Toyo Proxes RA1
• Size: 205/50ZR15
• Part Number: 236840
• Speed Rating: Z (Rated for speeds over 149 mph / 240 km/h)
• Application: Racetrack & Autocross Only
• Seasonal Use: Dry, Warm Conditions