2008 Hummer H3 Tire Sizes

Factory original equipment (OE) tire specifications.

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Alpha

Tire Size
P265/75R16
Load Index
114
Speed Rating
S

Alpha

Tire Size
LT285/75R16/C
Load Index
116
Speed Rating
Q

Base

Tire Size
P265/75R16
Load Index
114
Speed Rating
S

Base

Tire Size
LT285/75R16/C
Load Index
116
Speed Rating
Q

X

Tire Size
P265/65R18
Load Index
112
Speed Rating
S