Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/70-18 | 215/55-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.89 (632.2) | 26.31 (668.3) | 1.42 (36.1) 5.7% |
| Width inches (mm) | 4.92 (125) | 8.46 (215) | 3.54 (90) 72% |
| Circum. inches (mm) | 78.19 (1986.11) | 82.66 (2099.53) | 4.47 (113.41) 5.7% |
| Sidewall Height inches (mm) | 3.44 (87.5) | 4.66 (118.25) | 1.21 (30.75) 35.1% |
| Revolutions per mile (km) | 810.3 (503.49) | 766.53 (476.3) | -43.77 (-27.2) -5.4% |
215/55-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.14 mph (34.02 km/h) |
| 25 mph (40.23 km/h) | 26.43 mph (42.53 km/h) |
| 30 mph (48.28 km/h) | 31.71 mph (51.04 km/h) |
| 35 mph (56.33 km/h) | 37 mph (59.54 km/h) |
| 40 mph (64.37 km/h) | 42.28 mph (68.05 km/h) |
| 45 mph (72.42 km/h) | 47.57 mph (76.56 km/h) |
| 50 mph (80.47 km/h) | 52.86 mph (85.06 km/h) |
| 55 mph (88.51 km/h) | 58.14 mph (93.57 km/h) |
| 60 mph (96.56 km/h) | 63.43 mph (102.07 km/h) |
| 65 mph (104.61 km/h) | 68.71 mph (110.58 km/h) |
| 70 mph (112.65 km/h) | 74 mph (119.09 km/h) |
| 75 mph (120.7 km/h) | 79.28 mph (127.59 km/h) |
| 80 mph (128.75 km/h) | 84.57 mph (136.1 km/h) |
| 85 mph (136.79 km/h) | 89.85 mph (144.61 km/h) |
| 90 mph (144.84 km/h) | 95.14 mph (153.11 km/h) |
| 95 mph (152.89 km/h) | 100.42 mph (161.62 km/h) |
| 100 mph (160.93 km/h) | 105.71 mph (170.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1951 | 2266 | 2440 | 2548 | 2665 | 2748 | 2839 | 2947 | 3096 | 3246 | 3412 | 3544 | 3785 | 4051 | 4258 | 4391 | 4466 | 4740 | 5122 | 5952 |
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