2010 Hummer H3 Tire Size

Your 2010 Hummer H3 was manufactured with multiple tire sizes.  Choose a tire size below to get a color-coded explanation of the differences.  Then pick the best tire size for your 2010 Hummer H3.

Trim Options:

AlphaBase

LT285/75R16/C 116Q

Simplified Size:  285-75-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 2010 Hummer H3 is LT285/75R16/C 116Q.  A color-coded explanation of the 2010 Hummer H3's tire size is shown below.

LT

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
285

This number indicates that your tire has a width of 285 millimeters.

75

This number means that your tire has an aspect ratio of 75%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 75% of the width.  In this case, the sidewall height works out to be 213 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

RRadial
BBias Belt
DDiagonal
16

The tire size was designed to fit rims or wheels that are 16 inches in diameter.

C

The mark of C denotes your tire's load range, or ply rating.  A load range of C means that the tire has a ply rating of 6.  Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures.  Tires with higher inflation pressures can carry heavier loads.

116

This tire has a load index of 116, which means it's capable of carrying a load of 2750 pounds (1250 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

Q

This tire has a speed rating of Q, which means 99 mph (160 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

Trim Options:

AlphaBase

P265/75R16 114T

Simplified Size:  265-75-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 2010 Hummer H3 is P265/75R16 114T.  A color-coded explanation of the 2010 Hummer H3's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
265

This number indicates that your tire has a width of 265 millimeters.

75

This number means that your tire has an aspect ratio of 75%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 75% of the width.  In this case, the sidewall height works out to be 198 millimeters.

R

This letter denotes how your tire was constructed.  Radial is the standard construction method for about 99% of all tires sold today.

RRadial
BBias Belt
DDiagonal
16

The tire size was designed to fit rims or wheels that are 16 inches in diameter.

114

This tire has a load index of 114, which means it's capable of carrying a load of 2596 pounds (1180 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

T

This tire has a speed rating of T, which means 118 mph (190 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.