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PROXES T1R

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ULTRA HIGH PERFORMANCE - SUMMER RACING TIRE
PROXES R888

Toyo Tires introduces the next generation competition radial, the Proxes R888. The Proxes R888’s outstanding design was developed using theProxes R888 latest Toyo Racing Technology, delivering maximum performance through improved cornering grip and braking response.

Its durable, special tread rubber compound maintains optimum temperatures for maximum handling capabilities, even during extended periods of competition.

It’s the spec tire for both the Castrol Canadian Touring Car Championship as well as the SPEED World Challenge GT and Touring Car Series.

Sizes range from 13” to 19” wheels.

 

 

R888
Consumer Benefit Product Features
Competitive Handling and Improved Performance
  • Advanced casing and V-shaped tread design
  • Stiffer construction and wider tread width enable the R888 to generate more cornering force, with less heat degradation
  • Spiral wound cap ply (construction may vary by size)
Steering Response
  • Semi-slick shoulder area improves steering response
  • Steel wire reinforced sidewalls (construction may vary by size)
Braking Performance and Dry Traction
  • Continuous center contact increases braking performance and feel as compared to the Proxes RA1™
  • Tread depth can be shaved to maximize dry traction
Wet Traction and Control
  • The V-shaped tread design also enhances wet traction and control

General Proxes R888 setup guidelines:

140° to 220°F
Higher than 220°F the tire performance will start to go off, although temperatures as high as 300°F have been seen before blistering takes place.

Heat cycle
Note: These tires should not be stored below 0° Celsius to prevent tread compound from craking.
Do not store inflated.

 

Click here for recommendations for proper use, handling and storage of this tire in colder climates.

Camber:
Negative 2.5 to negative 5.0 deg. acceptable. Anything lower than
2.5 or higher than 5.0 deg. negative will create some irregular wear.
Castor:
As much positive as possible (very difficult with stock vehicles).
Tire Pressures :
Front Drive - Start no less than 24 psi.
Rear Drive - Start no less than 18 psi.
Goal - 41 to 43 psi (hot)
Air Pressures Recomendations:

Dry Conditions

Front Drive

- Starting minimum 24 psi.

Rear Drive

- Starting minimum 18 psi.

Goal

- 41 to 43 psi (hot)

Wet: (heavy water layer)

Front Drive

- Starting minimum 28-30 psi.

Rear Drive

- Starting minimum 22-24 psi.

 

Front Drive

- Starting minimum 18-20 psi.

Rear Drive

- Starting minimum 12-14 psi.

 

 

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