1999 Dodge Ram 1500 Tire Size

There are multiple tire sizes for your 1999 Dodge Ram 1500 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 1999 Dodge Ram 1500.

Trim Options:

Laramie 4x2Laramie 4x4 Reg. CabST 4x2ST 4x4 Reg. CabSportWS

P225/75R16/XL 106S

Simplified Size:  225-75-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Dodge Ram 1500 is P225/75R16/XL 106S.  A color-coded explanation of the 1999 Dodge Ram 1500's tire size is shown below.

P

This letter denotes the intended use of the tire.

PPassenger Vehicle
LTLight Truck
CCommercial Vehicle
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.

XL

The mark of XL means extra load.  A tire with this designation can handle higher inflation pressures than a regular tire, which increases its maximum load.

106

This tire has a load index of 106, which means it's capable of carrying a load of 2090 pounds (950 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 168 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
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.

Trim Options:

Laramie 4x2Laramie 4x4 Club Cab/Quad CabLaramie 4x4 Reg. CabST 4x2ST 4x4 Club Cab/Quad CabST 4x4 Reg. CabSportWS

P245/75R16 109S

Simplified Size:  245-75-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Dodge Ram 1500 is P245/75R16 109S.  A color-coded explanation of the 1999 Dodge Ram 1500's tire size is shown below.

P

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.

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.

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
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.

Trim Options:

Laramie 4x4 Club Cab/Quad CabLaramie 4x4 Reg. CabST 4x4 Club Cab/Quad CabST 4x4 Reg. CabSportWS

P265/75R16 114S

Simplified Size:  265-75-16

Simplified size is useful for shopping and buying tires.

The original tire size for your 1999 Dodge Ram 1500 is P265/75R16 114S.  A color-coded explanation of the 1999 Dodge Ram 1500'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.

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.

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
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.