125/80R16 Tire Size in Inches and Millimeters
125/80R16 tires have a diameter of 23.9" (606 mm), a tread width of 4.9" (125 mm), and a wheel diameter of 16" (406.4 mm).The sidewall of the tire is 3.9" (100 mm), and the tire's circumference is 75" (1902.8 mm). This means a 125/80R16 tire will make make 845 revolutions per mile, or 526 revolutions per kilometer.
| Spec | Inches | Metric |
|---|---|---|
| Diameter | 23.9" | 606 mm |
| Width | 4.9" | 125 mm |
| Wheel | 16" | 406.4 mm |
| Sidewall | 3.9" | 100 mm |
| Circum | 75" | 1902.8 mm |
| Revolutions | 845 per mile | 526 per km |
What Does 125/80R16 Mean?
The tire size 125/80R16 is a common size used on many trucks, SUVs, and other larger vehicles.
Here is what each part of the size designation represents:
- 125: This number represents the width of the tire in millimeters. In this case, the tire is 125 millimeters wide.
- 80: 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 80% 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.
- 16: 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 16-inch wheel.
How To Convert 125/80R16 Into Inches
The 125/80R16 conversion is fairly simple. The first number in the tire size, 125, represents the width of the tire in millimeters. To convert this to inches, we divide 125 by 25.4 (since there are 25.4 millimeters in an inch). This gives us approximately 4.9 inches.
The second number in the tire size, 80, represents the aspect ratio or the height of the tire as a percentage of its width. To calculate the height in inches, we multiply 4.9 by 0.80, which gives us approximately 3.9 inches.
Finally, the last number in the tire size, 16, represents the diameter of the wheel rim in inches. Therefore, the tire size 125/80R16 can be expressed in inches as roughly 4.9 inches wide, 3.9 inches tall, and designed to fit a 16-inch wheel rim.
Frequently Asked Questions About 125/80R16 Tires
How tall is a 125/80R16 tire?
A 125/80R16 tire has an approximate height, also known as the overall diameter, of 23.9 inches (606 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 125/80R16 tire?
A 125/80R16 tire has a width of approximately 4.9 inches (125 millimeters). The width of the tire is the first number in the tire size designation, which in this case is “125”. 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 125/80R16 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 |
|---|---|---|---|
| 125/60R18 | 23.9" | 607 mm | 18 mm |
| 125/70R17 | 23.9" | 608 mm | 17 mm |
| 125/80R16 | 23.9" | 606 mm | 16 mm |
| 125/85R16 | 24.3" | 618 mm | 16 mm |
| 125/90R15 | 23.9" | 607 mm | 15 mm |
| 135/60R18 | 24.4" | 619 mm | 18 mm |
| 135/70R16 | 23.5" | 596 mm | 16 mm |
| 135/70R17 | 24.5" | 622 mm | 17 mm |
| 135/80R15 | 23.5" | 597 mm | 15 mm |
| 135/80R16 | 24.5" | 622 mm | 16 mm |
| 135/90R14 | 23.6" | 600 mm | 14 mm |
| 145/80R14 | 23.1" | 588 mm | 14 mm |
| 155/70R15 | 23.6" | 599 mm | 15 mm |
| 155/80R14 | 23.8" | 604 mm | 14 mm |
| 165/40R18 | 23.2" | 589 mm | 18 mm |
| 165/65R15 | 23.4" | 595 mm | 15 mm |
| 165/70R14 | 23.1" | 588 mm | 14 mm |
| 165/80R13 | 23.4" | 594 mm | 13 mm |
| 165/80R14 | 24.4" | 620 mm | 14 mm |
| 175/45R18 | 24.2" | 615 mm | 18 mm |
| 175/55R16 | 23.5" | 598 mm | 16 mm |
| 175/55R17 | 24.6" | 624 mm | 17 mm |
| 175/60R15 | 23.3" | 591 mm | 15 mm |
| 175/60R16 | 24.3" | 616 mm | 16 mm |
| 175/65R15 | 24" | 609 mm | 15 mm |
| 175/70R14 | 23.7" | 602 mm | 14 mm |
| 175/75R14 | 24.3" | 618 mm | 14 mm |
| 175/80R13 | 24" | 610 mm | 13 mm |
| 185/50R16 | 23.3" | 592 mm | 16 mm |
| 185/50R17 | 24.3" | 618 mm | 17 mm |
| 185/55R16 | 24" | 610 mm | 16 mm |
| 185/60R15 | 23.7" | 603 mm | 15 mm |
| 185/65R14 | 23.5" | 596 mm | 14 mm |
| 185/65R15 | 24.4" | 621 mm | 15 mm |
| 185/70R13 | 23.2" | 590 mm | 13 mm |
| 185/70R14 | 24.3" | 616 mm | 14 mm |
| 195/35R18 | 23.3" | 593 mm | 18 mm |
| 195/40R17 | 23.1" | 588 mm | 17 mm |
| 195/45R17 | 23.9" | 608 mm | 17 mm |
| 195/50R16 | 23.7" | 602 mm | 16 mm |
| 195/55R15 | 23.4" | 595 mm | 15 mm |
| 195/55R16 | 24.4" | 620 mm | 16 mm |
| 195/60R14 | 23.2" | 590 mm | 14 mm |
| 195/60R15 | 24.2" | 615 mm | 15 mm |
| 195/65R14 | 24" | 610 mm | 14 mm |
| 195/70R13 | 23.8" | 604 mm | 13 mm |
| 205/35R18 | 23.7" | 601 mm | 18 mm |
| 205/40R17 | 23.5" | 596 mm | 17 mm |
| 205/40R18 | 24.4" | 621 mm | 18 mm |
| 205/45R16 | 23.2" | 590 mm | 16 mm |
| 205/45R17 | 24.3" | 616 mm | 17 mm |
| 205/50R16 | 24.1" | 612 mm | 16 mm |
| 205/55R15 | 23.9" | 607 mm | 15 mm |
| 205/60R14 | 23.7" | 602 mm | 14 mm |
| 205/65R14 | 24.5" | 622 mm | 14 mm |
| 205/70R13 | 24.3" | 618 mm | 13 mm |
| 215/35R18 | 23.9" | 607 mm | 18 mm |
| 215/40R17 | 23.8" | 604 mm | 17 mm |
| 215/45R16 | 23.6" | 600 mm | 16 mm |
| 215/50R15 | 23.5" | 597 mm | 15 mm |
| 215/50R16 | 24.5" | 622 mm | 16 mm |
| 215/55R15 | 24.3" | 617 mm | 15 mm |
| 215/60R13 | 23.1" | 588 mm | 13 mm |
| 215/60R14 | 24.2" | 614 mm | 14 mm |
| 225/30R18 | 23.3" | 593 mm | 18 mm |
| 225/30R19 | 24.4" | 619 mm | 19 mm |
| 225/35R17 | 23.2" | 590 mm | 17 mm |
| 225/35R18 | 24.2" | 615 mm | 18 mm |
| 225/40R17 | 24.1" | 612 mm | 17 mm |
| 225/45R16 | 23.9" | 608 mm | 16 mm |
| 225/50R15 | 23.9" | 607 mm | 15 mm |
| 225/55R14 | 23.8" | 604 mm | 14 mm |
| 235/30R18 | 23.6" | 599 mm | 18 mm |
| 235/35R18 | 24.4" | 621 mm | 18 mm |
| 235/40R17 | 24.4" | 620 mm | 17 mm |
| 235/45R15 | 23.3" | 593 mm | 15 mm |
| 235/50R15 | 24.3" | 617 mm | 15 mm |
| 235/60R13 | 24.1" | 612 mm | 13 mm |
| 245/30R18 | 23.8" | 605 mm | 18 mm |
| 245/35R17 | 23.8" | 604 mm | 17 mm |
| 245/50R14 | 23.7" | 602 mm | 14 mm |
| 255/30R18 | 24.1" | 611 mm | 18 mm |
| 255/45R15 | 24.1" | 611 mm | 15 mm |
| 265/30R18 | 24.3" | 617 mm | 18 mm |
| 265/35R17 | 24.3" | 618 mm | 17 mm |
| 265/50R14 | 24.5" | 622 mm | 14 mm |
| 275/35R17 | 24.6" | 624 mm | 17 mm |
| 285/40R15 | 24" | 609 mm | 15 mm |
| 345/35R15 | 24.5" | 623 mm | 15 mm |