1999 Ford F-150 Tire Size

Your Ford was manufactured with different tire sizes.  To determine the best tire size for your specific 1999 Ford F-150, 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'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

1999 Ford F-150

 

Your 1999 Ford F-150 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 1999 Ford F-150.

LT245/75R16/D

Simplified Size:  245-75-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Ford F-150 is LT245/75R16/D.  A color-coded explanation of the 1999 Ford F-150's tire size is shown below.

LT

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
245

This number indicates that your tire has a width of 245 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 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.

RRadial
BBias Belt
DDiagonal
16

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

D

The mark of D denotes your tire's load range, or ply rating.  A load range of D means that the tire has a ply rating of 8.  Letters further along in the alphabet represent stronger tires that can sustain higher inflation pressures.  Tires with higher inflation pressures can carry heavier loads.

P235/70R16 104S

Simplified Size:  235-70-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Ford F-150 is P235/70R16 104S.  A color-coded explanation of the 1999 Ford F-150's tire size is shown below.

P

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.

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 164 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.

104

This tire has a load index of 104, which means it's capable of carrying a load of 1980 pounds (900 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

S

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.

P255/70R16 109S

Simplified Size:  255-70-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Ford F-150 is P255/70R16 109S.  A color-coded explanation of the 1999 Ford F-150's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
255

This number indicates that your tire has a width of 255 millimeters.

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 178 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.

109

This tire has a load index of 109, which means it's capable of carrying a load of 2266 pounds (1030 kg) or less.  A higher number means the tire can carry more weight.  A lower number means the opposite.

S

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.

18-Inch Rims

1999 Ford F-150

 

The original tire size for your 1999 Ford F-150 is listed below. Tap on the box to view a color-coded explanation of your Ford F-150's' tire size.

Trim Options:

Lightning

P295/45ZR18/LL 101W

Simplified Size:  295-45-18

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Ford F-150 is P295/45ZR18/LL 101W.  A color-coded explanation of the 1999 Ford F-150's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
295

This number indicates that your tire has a width of 295 millimeters.

45

This number means that your tire has an aspect ratio of 45%.  In other words, your tire's sidewall height (from the edge of the rim to the tire's tread) is 45% of the width.  In this case, the sidewall height works out to be 132 millimeters.

Z

This tire has a speed class of Z, which means it's part of an elite speed class of 149 mph or more (240 km/h).  A tire's speed class is less specific than the speed rating.

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
18

The tire size was designed to fit rims or wheels that are 18 inches in diameter.

LL

The mark of LL means light load.  The tire is for light usage and loads.

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.

W

This tire has a speed rating of W, which means 167 mph (270 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.