Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/50-17 | 235/45-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.65 (676.8) | 25.33 (643.3) | -1.32 (-33.5) -4.9% |
| Width inches (mm) | 9.65 (245) | 9.25 (235) | -0.39 (-10) -4.1% |
| Circum. inches (mm) | 83.71 (2126.23) | 79.57 (2020.99) | -4.14 (-105.24) -4.9% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 4.16 (105.75) | -0.66 (-16.75) -13.7% |
| Revolutions per mile (km) | 756.9 (470.32) | 796.32 (494.81) | 39.42 (24.49) 5.2% |
235/45-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.01 mph (30.59 km/h) |
| 25 mph (40.23 km/h) | 23.76 mph (38.24 km/h) |
| 30 mph (48.28 km/h) | 28.52 mph (45.89 km/h) |
| 35 mph (56.33 km/h) | 33.27 mph (53.54 km/h) |
| 40 mph (64.37 km/h) | 38.02 mph (61.19 km/h) |
| 45 mph (72.42 km/h) | 42.77 mph (68.84 km/h) |
| 50 mph (80.47 km/h) | 47.53 mph (76.48 km/h) |
| 55 mph (88.51 km/h) | 52.28 mph (84.13 km/h) |
| 60 mph (96.56 km/h) | 57.03 mph (91.78 km/h) |
| 65 mph (104.61 km/h) | 61.78 mph (99.43 km/h) |
| 70 mph (112.65 km/h) | 66.54 mph (107.08 km/h) |
| 75 mph (120.7 km/h) | 71.29 mph (114.73 km/h) |
| 80 mph (128.75 km/h) | 76.04 mph (122.38 km/h) |
| 85 mph (136.79 km/h) | 80.79 mph (130.02 km/h) |
| 90 mph (144.84 km/h) | 85.55 mph (137.67 km/h) |
| 95 mph (152.89 km/h) | 90.3 mph (145.32 km/h) |
| 100 mph (160.93 km/h) | 95.05 mph (152.97 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 2354 | 2535 | 2647 | 2768 | 2854 | 2949 | 3061 | 3216 | 3372 | 3544 | 3682 | 3932 | 4208 | 4424 | 4562 | 4639 | 4924 | 5321 | 6183 |
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