315/60R15 Tire Size in Inches and Millimeters
315/60R15 tires have a diameter of 29.9" (759 mm), a tread width of 12.4" (315 mm), and a wheel diameter of 15" (381 mm).The sidewall of the tire is 7.4" (189 mm), and the tire's circumference is 93.9" (2383.3 mm). This means a 315/60R15 tire will make make 675 revolutions per mile, or 420 revolutions per kilometer.
| Spec | Inches | Metric |
|---|---|---|
| Diameter | 29.9" | 759 mm |
| Width | 12.4" | 315 mm |
| Wheel | 15" | 381 mm |
| Sidewall | 7.4" | 189 mm |
| Circum | 93.9" | 2383.3 mm |
| Revolutions | 675 per mile | 420 per km |
What Does 315/60R15 Mean?
The tire size 315/60R15 is a common size used on many trucks, SUVs, and other larger vehicles.
Here is what each part of the size designation represents:
- 315: This number represents the width of the tire in millimeters. In this case, the tire is 315 millimeters wide.
- 60: This number represents the aspect ratio of the tire, which is the height of the tire's sidewall as a percentage of its width. In this case, the sidewall height is 60% of the tire's width.
- R: This letter indicates the tire's construction type. “R” stands for radial construction, which is the most common type of tire construction today.
- 15: This number represents the diameter of the wheel that the tire is designed to fit on, in inches. In this case, the tire is designed to fit on a 15-inch wheel.
How To Convert 315/60R15 Into Inches
The 315/60R15 conversion is fairly simple. The first number in the tire size, 315, represents the width of the tire in millimeters. To convert this to inches, we divide 315 by 25.4 (since there are 25.4 millimeters in an inch). This gives us approximately 12.4 inches.
The second number in the tire size, 60, represents the aspect ratio or the height of the tire as a percentage of its width. To calculate the height in inches, we multiply 12.4 by 0.60, which gives us approximately 7.4 inches.
Finally, the last number in the tire size, 15, represents the diameter of the wheel rim in inches. Therefore, the tire size 315/60R15 can be expressed in inches as roughly 12.4 inches wide, 7.4 inches tall, and designed to fit a 15-inch wheel rim.
Frequently Asked Questions About 315/60R15 Tires
How tall is a 315/60R15 tire?
A 315/60R15 tire has an approximate height, also known as the overall diameter, of 29.9 inches (759 mm). This height can vary slightly depending on the brand and model of the tire, as well as the amount of air pressure in the tire.How wide is a 315/60R15 tire?
A 315/60R15 tire has a width of approximately 12.4 inches (315 millimeters). The width of the tire is the first number in the tire size designation, which in this case is “315”. It’s important to note that the actual width of the tire may vary slightly depending on the brand and model of the tire, and the width may also be affected by the amount of air pressure in the tire.Alternate 315/60R15 Replacement Tire Sizes
Upsizing your wheels or tires? Replacement tires must be within 3% of the diametor of the original tire. The following sizes fall within that range - click on any size to see detailed info about that tire and wheel combination.
| Size | Diameter | Width | Wheel |
|---|---|---|---|
| 145/80R20 | 29.1" | 740 mm | 20 mm |
| 155/90R18 | 29" | 737 mm | 18 mm |
| 165/90R18 | 29.7" | 755 mm | 18 mm |
| 165/90R19 | 30.7" | 781 mm | 19 mm |
| 175/80R18 | 29" | 737 mm | 18 mm |
| 175/80R19 | 30" | 763 mm | 19 mm |
| 175/90R17 | 29.4" | 748 mm | 17 mm |
| 175/90R18 | 30.4" | 773 mm | 18 mm |
| 205/90R15 | 29.6" | 751 mm | 15 mm |
| 215/80R16 | 29.5" | 750 mm | 16 mm |
| 215/85R15 | 29.4" | 747 mm | 15 mm |
| 215/85R16 | 30.4" | 772 mm | 16 mm |
| 225/65R18 | 29.5" | 749 mm | 18 mm |
| 225/70R17 | 29.4" | 748 mm | 17 mm |
| 225/75R16 | 29.3" | 744 mm | 16 mm |
| 225/75R17 | 30.3" | 770 mm | 17 mm |
| 225/80R15 | 29.2" | 741 mm | 15 mm |
| 235/45R21 | 29.3" | 745 mm | 21 mm |
| 235/50R20 | 29.3" | 744 mm | 20 mm |
| 235/55R19 | 29.2" | 741 mm | 19 mm |
| 235/55R20 | 30.2" | 766 mm | 20 mm |
| 235/60R18 | 29.1" | 739 mm | 18 mm |
| 235/60R19 | 30.1" | 765 mm | 19 mm |
| 235/65R17 | 29.1" | 738 mm | 17 mm |
| 235/65R18 | 30" | 763 mm | 18 mm |
| 235/70R17 | 30" | 762 mm | 17 mm |
| 235/75R16 | 29.8" | 758 mm | 16 mm |
| 235/80R15 | 29.8" | 757 mm | 15 mm |
| 245/30R24 | 29.8" | 758 mm | 24 mm |
| 245/45R21 | 29.6" | 753 mm | 21 mm |
| 245/50R20 | 29.7" | 754 mm | 20 mm |
| 245/55R19 | 29.6" | 753 mm | 19 mm |
| 245/60R18 | 29.6" | 751 mm | 18 mm |
| 245/65R17 | 29.5" | 750 mm | 17 mm |
| 245/65R18 | 30.5" | 775 mm | 18 mm |
| 245/70R16 | 29.5" | 750 mm | 16 mm |
| 245/70R17 | 30.6" | 776 mm | 17 mm |
| 245/75R15 | 29.5" | 749 mm | 15 mm |
| 245/75R16 | 30.5" | 774 mm | 16 mm |
| 247/70R16 | 29.6" | 752 mm | 16 mm |
| 255/25R24 | 29.1" | 738 mm | 24 mm |
| 255/30R24 | 30.1" | 764 mm | 24 mm |
| 255/35R22 | 29" | 737 mm | 22 mm |
| 255/40R21 | 29" | 737 mm | 21 mm |
| 255/40R22 | 30" | 763 mm | 22 mm |
| 255/45R20 | 29.1" | 738 mm | 20 mm |
| 255/45R21 | 30" | 763 mm | 21 mm |
| 255/50R19 | 29.1" | 739 mm | 19 mm |
| 255/50R20 | 30.1" | 764 mm | 20 mm |
| 255/55R18 | 29" | 737 mm | 18 mm |
| 255/55R19 | 30" | 763 mm | 19 mm |
| 255/60R17 | 29.1" | 738 mm | 17 mm |
| 255/60R18 | 30" | 763 mm | 18 mm |
| 255/65R16 | 29.1" | 738 mm | 16 mm |
| 255/65R17 | 30.1" | 764 mm | 17 mm |
| 255/70R15 | 29.1" | 739 mm | 15 mm |
| 255/70R16 | 30.1" | 764 mm | 16 mm |
| 255/75R15 | 30" | 763 mm | 15 mm |
| 265/25R24 | 29.2" | 742 mm | 24 mm |
| 265/35R22 | 29.3" | 745 mm | 22 mm |
| 265/40R21 | 29.3" | 745 mm | 21 mm |
| 265/40R22 | 30.4" | 771 mm | 22 mm |
| 265/45R20 | 29.4" | 746 mm | 20 mm |
| 265/45R21 | 30.4" | 771 mm | 21 mm |
| 265/50R19 | 29.5" | 749 mm | 19 mm |
| 265/50R20 | 30.5" | 774 mm | 20 mm |
| 265/55R18 | 29.5" | 749 mm | 18 mm |
| 265/55R19 | 30.5" | 775 mm | 19 mm |
| 265/60R17 | 29.5" | 750 mm | 17 mm |
| 265/60R18 | 30.5" | 775 mm | 18 mm |
| 265/65R16 | 29.5" | 750 mm | 16 mm |
| 265/65R17 | 30.6" | 776 mm | 17 mm |
| 265/70R15 | 29.6" | 753 mm | 15 mm |
| 265/70R16 | 30.6" | 778 mm | 16 mm |
| 265/75R15 | 30.7" | 779 mm | 15 mm |
| 275/25R24 | 29.4" | 748 mm | 24 mm |
| 275/30R24 | 30.6" | 776 mm | 24 mm |
| 275/35R22 | 29.6" | 751 mm | 22 mm |
| 275/40R21 | 29.6" | 753 mm | 21 mm |
| 275/40R22 | 30.7" | 779 mm | 22 mm |
| 275/45R20 | 29.8" | 756 mm | 20 mm |
| 275/45R21 | 30.7" | 781 mm | 21 mm |
| 275/50R19 | 29.9" | 759 mm | 19 mm |
| 275/55R18 | 29.9" | 759 mm | 18 mm |
| 275/60R17 | 30" | 762 mm | 17 mm |
| 275/65R16 | 30.1" | 764 mm | 16 mm |
| 275/70R15 | 30.2" | 767 mm | 15 mm |
| 285/35R22 | 29.9" | 759 mm | 22 mm |
| 285/40R21 | 30" | 761 mm | 21 mm |
| 285/45R19 | 29.1" | 739 mm | 19 mm |
| 285/45R20 | 30.1" | 764 mm | 20 mm |
| 285/50R18 | 29.3" | 743 mm | 18 mm |
| 285/55R18 | 30.4" | 771 mm | 18 mm |
| 285/60R16 | 29.4" | 748 mm | 16 mm |
| 285/60R17 | 30.5" | 774 mm | 17 mm |
| 285/65R16 | 30.6" | 776 mm | 16 mm |
| 285/70R15 | 30.7" | 781 mm | 15 mm |
| 295/23R24 | 29.4" | 746 mm | 24 mm |
| 295/30R22 | 29" | 737 mm | 22 mm |
| 295/30R23 | 30" | 762 mm | 23 mm |
| 295/35R21 | 29.1" | 739 mm | 21 mm |
| 295/35R22 | 30.1" | 765 mm | 22 mm |
| 295/40R20 | 29.3" | 744 mm | 20 mm |
| 295/40R21 | 30.3" | 769 mm | 21 mm |
| 295/45R19 | 29.5" | 749 mm | 19 mm |
| 295/45R20 | 30.5" | 774 mm | 20 mm |
| 295/65R15 | 30.1" | 765 mm | 15 mm |
| 305/30R22 | 29.3" | 743 mm | 22 mm |
| 305/35R21 | 29.4" | 747 mm | 21 mm |
| 305/35R22 | 30.4" | 773 mm | 22 mm |
| 305/40R20 | 29.6" | 752 mm | 20 mm |
| 315/25R23 | 29.2" | 742 mm | 23 mm |
| 315/30R22 | 29.5" | 749 mm | 22 mm |
| 315/35R21 | 29.6" | 753 mm | 21 mm |
| 315/35R22 | 30.7" | 779 mm | 22 mm |
| 315/55R16 | 29.6" | 752 mm | 16 mm |
| 315/60R15 | 29.9" | 759 mm | 15 mm |
| 325/30R23 | 30.7" | 780 mm | 23 mm |
| 325/45R18 | 29.5" | 749 mm | 18 mm |
| 325/60R15 | 30.4" | 771 mm | 15 mm |
| 345/55R15 | 30" | 761 mm | 15 mm |