2009 Dodge Ram 2500 ST Tire Size
The original tire size for your 2009 Dodge Ram 2500 ST is listed below. Tap on the box to view a color-coded explanation of the best Dodge Ram 2500 ST tire size.
Trim Options:
4x2 Quad Cab4x2 Reg. Cab4x4 Quad Cab4x4 Reg. Cab
LT245/70R17/E 119
Simplified Size: 245-70-17
Simplified size is useful for shopping and buying tires.
The original tire size for your 2009 Dodge Ram 2500 ST is LT245/70R17/E 119R. A color-coded explanation of the 2009 Dodge Ram 2500 ST'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. | ||||||
17 | The tire size was designed to fit rims or wheels that are 17 inches in diameter. | ||||||
119 | This tire has a load index of 119, which means it's capable of carrying a load of 2992 pounds (1360 kg) or less. A higher number means the tire can carry more weight. A lower number means the opposite. | ||||||
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. | ||||||
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 171 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 R, which means 105 mph (170 km/h) is the maximum speed that can be sustained for 10 minutes. A higher speed becomes dangerous. |