ProPublica

Journalism in the Public Interest

SPORT IV

828

Size Temperature Rating Traction Rating Treadwear Rating
13"
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

H704

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

H717

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

OPTI SUPER (60/65 Series)

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

OPTIMO H415

Size Temperature Rating Traction Rating Treadwear Rating
13"
C B A
C B A AA

R806

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

R808

Size Temperature Rating Traction Rating Treadwear Rating
13"
C B A
C B A AA
14"
C B A
C B A AA
15"
C B A
C B A AA

R810

Size Temperature Rating Traction Rating Treadwear Rating
70 Series
C B A
C B A AA
82 Series
C B A
C B A AA

RADIAL H714

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

RADIAL RA01

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

STEEL RADIAL 825

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

STEEL RADIAL 880

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

SUPER RUN

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

VENTUS PLUS

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

Z36

Size Temperature Rating Traction Rating Treadwear Rating
15"
C B A
C B A AA

ZETRO

Size Temperature Rating Traction Rating Treadwear Rating
All sizes
C B A
C B A AA

Sources: NHTSA Uniform Tire Quality Grading Standards, TireReview.com