Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/75-14 | 225/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.52 (648.1) | 28.29 (718.5) | 2.77 (70.4) 10.9% |
| Width inches (mm) | 7.68 (195) | 8.86 (225) | 1.18 (30) 15.4% |
| Circum. inches (mm) | 80.16 (2036.07) | 88.87 (2257.23) | 8.71 (221.17) 10.9% |
| Sidewall Height inches (mm) | 5.76 (146.25) | 6.64 (168.75) | 0.89 (22.5) 15.4% |
| Revolutions per mile (km) | 790.42 (491.14) | 712.97 (443.02) | -77.45 (-48.12) -9.8% |
225/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.17 mph (35.68 km/h) |
| 25 mph (40.23 km/h) | 27.72 mph (44.6 km/h) |
| 30 mph (48.28 km/h) | 33.26 mph (53.52 km/h) |
| 35 mph (56.33 km/h) | 38.8 mph (62.45 km/h) |
| 40 mph (64.37 km/h) | 44.35 mph (71.37 km/h) |
| 45 mph (72.42 km/h) | 49.89 mph (80.29 km/h) |
| 50 mph (80.47 km/h) | 55.43 mph (89.21 km/h) |
| 55 mph (88.51 km/h) | 60.97 mph (98.13 km/h) |
| 60 mph (96.56 km/h) | 66.52 mph (107.05 km/h) |
| 65 mph (104.61 km/h) | 72.06 mph (115.97 km/h) |
| 70 mph (112.65 km/h) | 77.6 mph (124.89 km/h) |
| 75 mph (120.7 km/h) | 83.15 mph (133.81 km/h) |
| 80 mph (128.75 km/h) | 88.69 mph (142.73 km/h) |
| 85 mph (136.79 km/h) | 94.23 mph (151.65 km/h) |
| 90 mph (144.84 km/h) | 99.78 mph (160.57 km/h) |
| 95 mph (152.89 km/h) | 105.32 mph (169.5 km/h) |
| 100 mph (160.93 km/h) | 110.86 mph (178.42 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1814 | 2108 | 2270 | 2370 | 2478 | 2556 | 2640 | 2741 | 2880 | 3019 | 3173 | 3297 | 3521 | 3768 | 3961 | 4084 | 4154 | 4409 | 4764 | 5536 |
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