1991 Dodge W150s Pickup Tire Sizes

Select a box to get your vehicle's tire size.

1991 Dodge W150S Pickup 4x4

Original Tire Size (Show Details)
P235/75R15/ 108S
P
This letter indicates the intended use of the tire.
  • P = Passenger Car
  • LT = Light Truck
  • C = Commercial Vehicle
235
This number indicates that your tire has a width of 235 millimeters.
75
This number indicates that your tire has an aspect ratio of 75%.  This means that your tire's sidewall height (from the edge of the rim to the tire's tread) is 75% of the width.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
15
The tire size was designed to fit rims that are 15 inches in diameter.
108
This tire has a load index of 108, which means it's capable of carrying a load of 2205 pounds (1000 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 112 mph (180 km/h) is the maximum speed that can be sustained for 10 minutes.  A higher speed becomes dangerous.

Alternate Tire Size (Show Details)
31x10.50R15/
10.5
This number indicates that your tire has a width of 10.5 inches.
R
This letter indicates how your tire was constructed.  Radial is the standard construction method for about 98% of all tires sold today.
  • R = Radial
  • B = Bias Belt
  • D = Diagonal
15
The tire size was designed to fit rims that are 15 inches in diameter.
31
This number indicates that your tire has a diameter of 31 inches.