Toyo Proxes R Tire - 235/40ZR17 90W

Experience exceptional speed and longevity with the Proxes R, a tire designed for ultimate performance. The Proxes R is quicker and more predictable than its respectable predecessor, the Proxes RR, while retaining its highly regarded consistency and durability. This DOT competition tire has 4/32" deep tread and is designed for dry road racing and high-performance driving experiences (HPDE). With a newly developed tread compound and all-new construction, elevate your racing experience and reach the winner's circle with Proxes R.

• Newly reinforced sidewall and high-modulus bead filler provides more stability and steering response
• Improved racing tread compound increases grip and improves lap times.
• Optimized contact area improves braking and cornering performance
• Wear inspection markers indicate wear patterns and longevity

The Toyo Proxes R is a DOT competition tire engineered for dry road racing, high-performance driving events, and HPDE applications. Designed to deliver exceptional speed, consistency, and durability, this performance radial tire improves on the respected Proxes RR with a more predictable response and enhanced track capability. Its specialized racing design helps drivers pursue faster lap times while maintaining dependable performance throughout demanding driving sessions.
The newly developed tread compound increases dry grip for improved acceleration, braking, and cornering performance. An optimized contact area helps maintain consistent contact with the road, supporting confident handling and precise control during high-speed driving. The reinforced sidewall and high-modulus bead filler improve stability and steering response, allowing the Toyo Proxes R to react more directly to driver inputs through corners and braking zones.
With a 4/32-inch tread depth, this Toyo competition tire is purpose-built for dry conditions and performance-focused use. Integrated wear inspection markers help monitor tread condition, identify wear patterns, and evaluate tire longevity over time. The tubeless, non-directional construction provides practical fitment flexibility, while the 235/40ZR17 sizing, 90 load index, and W speed rating make the Proxes R a strong choice for compatible performance vehicles and track-focused setups. Verify vehicle, wheel, and competition requirements before installation.

Features:

• Application: DOT competition tire designed for dry road racing, HPDE, and high-performance driving

• Tread Compound: Newly developed racing compound increases dry grip and supports faster lap times

• Construction: Reinforced sidewall and high-modulus bead filler improve stability and steering response

• Contact Area: Optimized footprint enhances braking and cornering performance

• Wear Indicators: Inspection markers help monitor wear patterns and remaining service life

• Tire Size: 235/40ZR17 with a 90 load index and W speed rating

• Construction Type: Tubeless radial tire with a non-directional tread design

• Brand and Part Number: Toyo Proxes R, part number TOY255370