Toyo Proxes Sport R Tire - 245/40ZR18 97W XL
$343.99
Engineered for autocross, time attack, endurance racing, and HPDE enthusiasts and racers, the Proxes Sport R features a directional tread pattern, reinforced casing, and a high-grip compound. Its long contact patch, large shoulder blocks, and connected center rib maximize ground contact and stability - delivering improved control, consistency, and quicker lap times.
The Toyo Proxes Sport R tire, part number toy178340, is engineered for autocross, time attack, endurance racing, and high-performance driving education events. Designed for drivers and racers who demand responsive handling and dependable consistency, this ultra-high-performance radial tire combines a directional tread pattern, reinforced casing, and high-grip compound to support confident control on the track.
The long contact patch helps maximize tire-to-road engagement, while large shoulder blocks promote cornering stability and precise steering response. A connected center rib supports straight-line control and consistent feedback through acceleration, braking, and transitions. Together, these features help drivers maintain their intended line, improve control, and pursue quicker lap times.
The Proxes Sport R uses a tubeless construction with a black sidewall and is designed for an 18-inch wheel. Its 245-millimeter width, 40-series aspect ratio, 97 load index, and W speed rating provide a performance-focused fitment for compatible applications. The XL construction offers increased load capacity compared with standard-load tires, making this Toyo tire a capable choice for demanding driving environments.
This directional tire must be mounted according to the rotation markings on the sidewall. The Toyo Proxes Sport R is intended for performance-oriented use and should be selected based on vehicle specifications, wheel compatibility, load requirements, and driving conditions.
Features:
- Brand: Toyo
- Part Number: toy178340
- Tire Model: Proxes Sport R
- Tire Type: Performance radial tire
- Tire Size: 245/40ZR18
- Load Index: 97
- Speed Rating: W
- Construction: Radial
- Directional: Yes
- Sidewall: Black sidewall
- Tube Type: Tubeless
- Reinforced Casing: Supports stability and control during demanding driving
- High-Grip Compound: Delivers strong traction for autocross, track, and HPDE use
- Contact Patch: Long profile helps maximize ground contact
- Shoulder Blocks: Large blocks enhance cornering stability
- Center Rib: Connected design supports consistent steering response
