SUMIC
GT50
Size
|
Temperature Rating |
Traction Rating |
Treadwear Rating |
| All others |
C
B
A
|
C
B
A
AA
|
|
| P195/50R15 |
C
B
A
|
C
B
A
AA
|
|
|
GT50A
|
GT55
|
GT55A
|
GT60
|
Size
|
Temperature Rating |
Traction Rating |
Treadwear Rating |
| 16 |
C
B
A
|
C
B
A
AA
|
|
| 14 & 15 |
C
B
A
|
C
B
A
AA
|
|
| 14 & 15 |
C
B
A
|
C
B
A
AA
|
|
|
GT60A
|
GT65
|
Size
|
Temperature Rating |
Traction Rating |
Treadwear Rating |
| HR |
C
B
A
|
C
B
A
AA
|
|
| HR |
C
B
A
|
C
B
A
AA
|
|
| TR |
C
B
A
|
C
B
A
AA
|
|
| TR |
C
B
A
|
C
B
A
AA
|
|
|
GT65A
|
GT70
|
Size
|
Temperature Rating |
Traction Rating |
Treadwear Rating |
| All others |
C
B
A
|
C
B
A
AA
|
|
| P175/70R14 |
C
B
A
|
C
B
A
AA
|
|
|
GT70A
|
GT80
|
Sources: NHTSA Uniform Tire Quality Grading Standards, TireReview.com