Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/70-14 | 235/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.85 (656.6) | 24.4 (619.8) | -1.45 (-36.8) -5.6% |
| Width inches (mm) | 8.46 (215) | 9.25 (235) | 0.79 (20) 9.3% |
| Circum. inches (mm) | 81.21 (2062.77) | 76.66 (1947.16) | -4.55 (-115.61) -5.6% |
| Sidewall Height inches (mm) | 5.93 (150.5) | 3.7 (94) | -2.22 (-56.5) -37.5% |
| Revolutions per mile (km) | 780.19 (484.78) | 826.51 (513.57) | 46.32 (28.78) 5.9% |
235/40-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.88 mph (30.38 km/h) |
| 25 mph (40.23 km/h) | 23.6 mph (37.98 km/h) |
| 30 mph (48.28 km/h) | 28.32 mph (45.57 km/h) |
| 35 mph (56.33 km/h) | 33.04 mph (53.17 km/h) |
| 40 mph (64.37 km/h) | 37.76 mph (60.77 km/h) |
| 45 mph (72.42 km/h) | 42.48 mph (68.36 km/h) |
| 50 mph (80.47 km/h) | 47.2 mph (75.96 km/h) |
| 55 mph (88.51 km/h) | 51.92 mph (83.55 km/h) |
| 60 mph (96.56 km/h) | 56.64 mph (91.15 km/h) |
| 65 mph (104.61 km/h) | 61.36 mph (98.74 km/h) |
| 70 mph (112.65 km/h) | 66.08 mph (106.34 km/h) |
| 75 mph (120.7 km/h) | 70.8 mph (113.94 km/h) |
| 80 mph (128.75 km/h) | 75.52 mph (121.53 km/h) |
| 85 mph (136.79 km/h) | 80.24 mph (129.13 km/h) |
| 90 mph (144.84 km/h) | 84.96 mph (136.72 km/h) |
| 95 mph (152.89 km/h) | 89.68 mph (144.32 km/h) |
| 100 mph (160.93 km/h) | 94.4 mph (151.91 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2103 | 2443 | 2631 | 2748 | 2873 | 2963 | 3061 | 3177 | 3338 | 3500 | 3679 | 3822 | 4081 | 4368 | 4591 | 4735 | 4815 | 5111 | 5522 | 6417 |
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