Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 28/9-15 | 32/10-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.98 (710.76) | 32 (812.8) | 4.02 (102.04) 14.4% |
| Width inches (mm) | 9.02 (229) | 10 (254) | 0.98 (25) 10.9% |
| Circum. inches (mm) | 87.91 (2232.92) | 100.53 (2553.49) | 12.62 (320.57) 14.4% |
| Sidewall Height inches (mm) | 6.49 (164.88) | 8.5 (215.9) | 2.01 (51.02) 30.9% |
| Revolutions per mile (km) | 720.74 (447.84) | 630.25 (391.62) | -90.48 (-56.22) -12.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.87 mph (36.81 km/h) |
| 25 mph (40.23 km/h) | 28.59 mph (46.01 km/h) |
| 30 mph (48.28 km/h) | 34.31 mph (55.21 km/h) |
| 35 mph (56.33 km/h) | 40.02 mph (64.41 km/h) |
| 40 mph (64.37 km/h) | 45.74 mph (73.62 km/h) |
| 45 mph (72.42 km/h) | 51.46 mph (82.82 km/h) |
| 50 mph (80.47 km/h) | 57.18 mph (92.02 km/h) |
| 55 mph (88.51 km/h) | 62.9 mph (101.22 km/h) |
| 60 mph (96.56 km/h) | 68.61 mph (110.42 km/h) |
| 65 mph (104.61 km/h) | 74.33 mph (119.63 km/h) |
| 70 mph (112.65 km/h) | 80.05 mph (128.83 km/h) |
| 75 mph (120.7 km/h) | 85.77 mph (138.03 km/h) |
| 80 mph (128.75 km/h) | 91.49 mph (147.23 km/h) |
| 85 mph (136.79 km/h) | 97.2 mph (156.43 km/h) |
| 90 mph (144.84 km/h) | 102.92 mph (165.64 km/h) |
| 95 mph (152.89 km/h) | 108.64 mph (174.84 km/h) |
| 100 mph (160.93 km/h) | 114.36 mph (184.04 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1604 | 1863 | 2007 | 2095 | 2191 | 2259 | 2334 | 2423 | 2546 | 2669 | 2805 | 2914 | 3112 | 3331 | 3501 | 3610 | 3672 | 3897 | 4211 | 4894 |
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