Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/60-15 | 305/30-26 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.16 (639) | 33.2 (843.4) | 8.05 (204.4) 32% |
| Width inches (mm) | 8.46 (215) | 12.01 (305) | 3.54 (90) 41.9% |
| Circum. inches (mm) | 79.03 (2007.48) | 104.32 (2649.62) | 25.28 (642.14) 32% |
| Sidewall Height inches (mm) | 5.08 (129) | 3.6 (91.5) | -1.48 (-37.5) -29.1% |
| Revolutions per mile (km) | 801.67 (498.14) | 607.39 (377.41) | -194.29 (-120.72) -24.2% |
305/30-26 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.4 mph (42.48 km/h) |
| 25 mph (40.23 km/h) | 33 mph (53.1 km/h) |
| 30 mph (48.28 km/h) | 39.6 mph (63.72 km/h) |
| 35 mph (56.33 km/h) | 46.2 mph (74.34 km/h) |
| 40 mph (64.37 km/h) | 52.79 mph (84.97 km/h) |
| 45 mph (72.42 km/h) | 59.39 mph (95.59 km/h) |
| 50 mph (80.47 km/h) | 65.99 mph (106.21 km/h) |
| 55 mph (88.51 km/h) | 72.59 mph (116.83 km/h) |
| 60 mph (96.56 km/h) | 79.19 mph (127.45 km/h) |
| 65 mph (104.61 km/h) | 85.79 mph (138.07 km/h) |
| 70 mph (112.65 km/h) | 92.39 mph (148.69 km/h) |
| 75 mph (120.7 km/h) | 98.99 mph (159.31 km/h) |
| 80 mph (128.75 km/h) | 105.59 mph (169.93 km/h) |
| 85 mph (136.79 km/h) | 112.19 mph (180.55 km/h) |
| 90 mph (144.84 km/h) | 118.79 mph (191.17 km/h) |
| 95 mph (152.89 km/h) | 125.39 mph (201.79 km/h) |
| 100 mph (160.93 km/h) | 131.99 mph (212.41 km/h) |
| 2.35 | 2.73 | 2.94 | 3.07 | 3.21 | 3.31 | 3.42 | 3.55 | 3.73 | 3.91 | 4.11 | 4.27 | 4.56 | 4.88 | 5.13 | 5.29 | 5.38 | 5.71 | 6.17 | 7.17 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1546 | 1796 | 1934 | 2019 | 2111 | 2177 | 2249 | 2335 | 2453 | 2572 | 2703 | 2809 | 2999 | 3210 | 3374 | 3479 | 3539 | 3756 | 4058 | 4716 |
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