The
Toyo RA-1 is an Ultra High Performance Racing Tire developed
for the racer who wants professional racing performance at
street tire prices.
The
RA-1's UTQG tread wear rating of 100 indicates road adhesion
levels suitable for those applications where winning means
everything!
Additional
Features and Benefits:
Heavy-Duty
Bead Wire Construction
Stepped
Tread Design
Large
Block Tread Design
Steel
Wire Reinforced Sidewall
DOT
Approved
TOYO PROXES RA-1 BONUS DISCOUNT!
All TEAM TOYO RACING members are eligible to receive an
additional 25% discount in addition
to their current TEAM TOYO RACING discount! This
offer is only valid at authorized TOYO Motorsports Dealers. Simply
present your TEAM TOYO RACING ID and valid driver’s
license to receive your discount. Visit your TOYO
Motorsports dealer for more information. While
supplies last!
Best
Operating Temperature:
160°
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.
Note: These
tires should not be stored below 0° Celsius
to prevent tread compound from craking.
Do not store inflated.
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 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.
Shaving
Requirements :
Wet
Grip
Grip
& Longevity
Ultimate
Grip
Full
Depth
4/32"
2-3/32"
Note: The
RA-1 has a stepped tread design depth and outer grooves disappear
at 3.5/32"
