1991 Chevrolet S10 Tire Size

The original tire size for your 1991 Chevrolet S10 is listed below. Tap on the box to view a color-coded explanation of the best Chevrolet S10 tire size.

Trim Options:

Baja

LT235/75R15/C

Simplified Size:  235-75-15

Simplified size is useful for shopping and buying tires.

The original tire size for your 1991 Chevrolet S10 is LT235/75R15/C .  A color-coded explanation of the 1991 Chevrolet S10's tire size is shown below.

LT

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
235

This number indicates that your tire has a width of 235 millimeters.

15

The tire size was designed to fit rims or wheels that are 15 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.

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 176 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