Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/70-15 | 195/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.89 (556) | 23.91 (607.3) | 2.02 (51.3) 9.2% |
| Width inches (mm) | 4.92 (125) | 7.68 (195) | 2.76 (70) 56% |
| Circum. inches (mm) | 68.77 (1746.73) | 75.11 (1907.89) | 6.35 (161.16) 9.2% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 3.45 (87.75) | 0.01 (0.25) 0.3% |
| Revolutions per mile (km) | 921.35 (572.5) | 843.52 (524.14) | -77.83 (-48.36) -8.4% |
195/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.85 mph (35.16 km/h) |
| 25 mph (40.23 km/h) | 27.31 mph (43.95 km/h) |
| 30 mph (48.28 km/h) | 32.77 mph (52.74 km/h) |
| 35 mph (56.33 km/h) | 38.23 mph (61.52 km/h) |
| 40 mph (64.37 km/h) | 43.69 mph (70.31 km/h) |
| 45 mph (72.42 km/h) | 49.15 mph (79.1 km/h) |
| 50 mph (80.47 km/h) | 54.61 mph (87.89 km/h) |
| 55 mph (88.51 km/h) | 60.07 mph (96.68 km/h) |
| 60 mph (96.56 km/h) | 65.54 mph (105.47 km/h) |
| 65 mph (104.61 km/h) | 71 mph (114.26 km/h) |
| 70 mph (112.65 km/h) | 76.46 mph (123.05 km/h) |
| 75 mph (120.7 km/h) | 81.92 mph (131.84 km/h) |
| 80 mph (128.75 km/h) | 87.38 mph (140.63 km/h) |
| 85 mph (136.79 km/h) | 92.84 mph (149.42 km/h) |
| 90 mph (144.84 km/h) | 98.3 mph (158.21 km/h) |
| 95 mph (152.89 km/h) | 103.77 mph (166.99 km/h) |
| 100 mph (160.93 km/h) | 109.23 mph (175.78 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2147 | 2494 | 2686 | 2804 | 2932 | 3024 | 3124 | 3243 | 3407 | 3572 | 3754 | 3900 | 4165 | 4458 | 4686 | 4832 | 4914 | 5216 | 5636 | 6549 |
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