Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 215/40-17 | 235/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.77 (603.8) | 24.4 (619.8) | 0.63 (16) 2.6% |
| Width inches (mm) | 8.46 (215) | 9.25 (235) | 0.79 (20) 9.3% |
| Circum. inches (mm) | 74.68 (1896.89) | 76.66 (1947.16) | 1.98 (50.27) 2.6% |
| Sidewall Height inches (mm) | 3.39 (86) | 3.7 (94) | 0.31 (8) 9.3% |
| Revolutions per mile (km) | 848.41 (527.18) | 826.51 (513.57) | -21.9 (-13.61) -2.6% |
235/40-17 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.53 mph (33.04 km/h) |
| 25 mph (40.23 km/h) | 25.66 mph (41.3 km/h) |
| 30 mph (48.28 km/h) | 30.79 mph (49.56 km/h) |
| 35 mph (56.33 km/h) | 35.93 mph (57.82 km/h) |
| 40 mph (64.37 km/h) | 41.06 mph (66.08 km/h) |
| 45 mph (72.42 km/h) | 46.19 mph (74.34 km/h) |
| 50 mph (80.47 km/h) | 51.32 mph (82.6 km/h) |
| 55 mph (88.51 km/h) | 56.46 mph (90.86 km/h) |
| 60 mph (96.56 km/h) | 61.59 mph (99.12 km/h) |
| 65 mph (104.61 km/h) | 66.72 mph (107.38 km/h) |
| 70 mph (112.65 km/h) | 71.85 mph (115.64 km/h) |
| 75 mph (120.7 km/h) | 76.99 mph (123.9 km/h) |
| 80 mph (128.75 km/h) | 82.12 mph (132.16 km/h) |
| 85 mph (136.79 km/h) | 87.25 mph (140.42 km/h) |
| 90 mph (144.84 km/h) | 92.38 mph (148.68 km/h) |
| 95 mph (152.89 km/h) | 97.52 mph (156.94 km/h) |
| 100 mph (160.93 km/h) | 102.65 mph (165.2 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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