2003 Jeep Wrangler Tire Size
Your Jeep was manufactured with different tire sizes. To determine the best tire size for your specific 2003 Jeep Wrangler, we first need to determine your rim size. Please review the information below.
How to Determine Rim Size
Check your existing tires. Your Jeep Wrangler's rim size is the number to the right of the R. In the example pictured here, the tire size fits 16inch rims.
Rim Size Selection
Now that you know your rim size, make a selection below to filter your results.
15Inch Rims
2003 Jeep Wrangler
There are multiple tire sizes for your 2003 Jeep Wrangler that depend upon the trim level. Look for your trim level below to get a colorcoded explanation of your tire size. Then pick the best tire size for your 2003 Jeep Wrangler.
Trim Options:
SaharaSport
30x9.50R15/B NaN
Simplified Size: 30x9.5015
Simplified size is useful for shopping and buying tires.
The original tire size for your 2003 Jeep Wrangler is 30x9.50R15/B . A colorcoded explanation of the 2003 Jeep Wrangler's tire size is shown below.
9.50  This number indicates that your tire has a width of 9.50 inches.  
30  This mark reveals that your tire has a diameter of 30 inches.  
15  The tire size was designed to fit rims or wheels that are 15 inches in diameter.  
NaN  This tire has a load index of NaN, which means it's capable of carrying a load of NaN pounds (undefined kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite.  
B  The mark of B denotes your tire's load range, or ply rating. A load range of B means that the tire has a ply rating of 4. Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures. Tires with higher inflation pressures can carry heavier loads.  
R  This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.

Trim Options:
SESportX
P215/75R15 100
Simplified Size: 2157515
Simplified size is useful for shopping and buying tires.
The original tire size for your 2003 Jeep Wrangler is P215/75R15 100S. A colorcoded explanation of the 2003 Jeep Wrangler's tire size is shown below.
P  This letter denotes the intended use of the tire.
 
215  This number indicates that your tire has a width of 215 millimeters.  
15  The tire size was designed to fit rims or wheels that are 15 inches in diameter.  
100  This tire has a load index of 100, which means it's capable of carrying a load of 1760 pounds (800 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite.  
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 161 millimeters.  
R  This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.
 
This tire has a speed rating of S, which means 111 mph (180 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. 
16Inch Rims
2003 Jeep Wrangler
There are multiple tire sizes for your 2003 Jeep Wrangler that depend upon the trim level. Look for your trim level below to get a colorcoded explanation of your tire size. Then pick the best tire size for your 2003 Jeep Wrangler.
Trim Options:
Rubicon
LT245/75R16/E
Simplified Size: 2457516
Simplified size is useful for shopping and buying tires.
The original tire size for your 2003 Jeep Wrangler is LT245/75R16/E . A colorcoded explanation of the 2003 Jeep Wrangler's tire size is shown below.
LT  This letter denotes the intended use of the tire.
 
245  This number indicates that your tire has a width of 245 millimeters.  
16  The tire size was designed to fit rims or wheels that are 16 inches in diameter.  
E  The mark of E denotes your tire's load range, or ply rating. A load range of E means that the tire has a ply rating of 10. 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 183 millimeters.  
R  This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.

Trim Options:
Sahara
P225/70R16 101
Simplified Size: 2257016
Simplified size is useful for shopping and buying tires.
The original tire size for your 2003 Jeep Wrangler is P225/70R16 101S. A colorcoded explanation of the 2003 Jeep Wrangler's tire size is shown below.
P  This letter denotes the intended use of the tire.
 
225  This number indicates that your tire has a width of 225 millimeters.  
16  The tire size was designed to fit rims or wheels that are 16 inches in diameter.  
101  This tire has a load index of 101, which means it's capable of carrying a load of 1815 pounds (825 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite.  
70  This number means that your tire has an aspect ratio of 70%. In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 70% of the width. In this case, the sidewall height works out to be 157 millimeters.  
R  This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.
 
This tire has a speed rating of S, which means 111 mph (180 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. 