2003 Ford F-150 Lariat Tire Size
Your Ford was manufactured with different tire sizes. To determine the best tire size for your specific 2003 Ford F-150 Lariat, we first need to determine your rim size. Please review the information below.
How to Determine Rim Size
Check your existing tires. Your Ford F-150 Lariat's rim size is the number to the right of the R. In the example pictured here, the tire size fits 16-inch rims.
Rim Size Selection
Now that you know your rim size, make a selection below to filter your results.
16-Inch Rims
2003 Ford F-150 Lariat
The original tire size for your 2003 Ford F-150 Lariat is listed below. Tap on the box to view a color-coded explanation of your Ford F-150 Lariat's' tire size.
Trim Options:
FX4 Super CabFX4 Super Crew Cab
P265/70R16 111
Simplified Size: 265-70-16
Simplified size is useful for shopping and buying tires.
The original tire size for your 2003 Ford F-150 Lariat is P265/70R16 111S. A color-coded explanation of the 2003 Ford F-150 Lariat's tire size is shown below.
P | This letter denotes the intended use of the tire.
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265 | This number indicates that your tire has a width of 265 millimeters. | ||||||
16 | The tire size was designed to fit rims or wheels that are 16 inches in diameter. | ||||||
111 | This tire has a load index of 111, which means it's capable of carrying a load of 2398 pounds (1090 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 185 millimeters. | ||||||
R | This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.
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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. |
17-Inch Rims
2003 Ford F-150 Lariat
There are multiple tire sizes for your 2003 Ford F-150 Lariat that depend upon the trim level. Look for your trim level below to get a color-coded explanation of your tire size. Then pick the best tire size for your 2003 Ford F-150 Lariat.
Trim Options:
FX4 H.D.
LT265/70R17/C
Simplified Size: 265-70-17
Simplified size is useful for shopping and buying tires.
The original tire size for your 2003 Ford F-150 Lariat is LT265/70R17/C . A color-coded explanation of the 2003 Ford F-150 Lariat's tire size is shown below.
LT | This letter denotes the intended use of the tire.
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265 | This number indicates that your tire has a width of 265 millimeters. | ||||||
17 | The tire size was designed to fit rims or wheels that are 17 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. | ||||||
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 185 millimeters. | ||||||
R | This letter denotes how your tire was constructed. Radial is the standard construction method for about 99% of all tires sold today.
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Trim Options:
4x4FX4 Super Crew Cab
P265/70R17 113
Simplified Size: 265-70-17
Simplified size is useful for shopping and buying tires.
The original tire size for your 2003 Ford F-150 Lariat is P265/70R17 113S. A color-coded explanation of the 2003 Ford F-150 Lariat's tire size is shown below.
P | This letter denotes the intended use of the tire.
| ||||||
265 | This number indicates that your tire has a width of 265 millimeters. | ||||||
17 | The tire size was designed to fit rims or wheels that are 17 inches in diameter. | ||||||
113 | This tire has a load index of 113, which means it's capable of carrying a load of 2530 pounds (1150 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 185 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. |