Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 235/40-18 | 235/60-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.4 (645.2) | 27.1 (688.4) | 1.7 (43.2) 6.7% |
| Width inches (mm) | 9.25 (235) | 9.25 (235) | 0 (0) 0% |
| Circum. inches (mm) | 79.8 (2026.96) | 85.14 (2162.67) | 5.34 (135.72) 6.7% |
| Sidewall Height inches (mm) | 3.7 (94) | 5.55 (141) | 1.85 (47) 50% |
| Revolutions per mile (km) | 793.97 (493.35) | 744.15 (462.39) | -49.83 (-30.96) -6.3% |
235/60-16 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.34 mph (34.34 km/h) |
| 25 mph (40.23 km/h) | 26.67 mph (42.93 km/h) |
| 30 mph (48.28 km/h) | 32.01 mph (51.51 km/h) |
| 35 mph (56.33 km/h) | 37.34 mph (60.1 km/h) |
| 40 mph (64.37 km/h) | 42.68 mph (68.68 km/h) |
| 45 mph (72.42 km/h) | 48.01 mph (77.27 km/h) |
| 50 mph (80.47 km/h) | 53.35 mph (85.86 km/h) |
| 55 mph (88.51 km/h) | 58.68 mph (94.44 km/h) |
| 60 mph (96.56 km/h) | 64.02 mph (103.03 km/h) |
| 65 mph (104.61 km/h) | 69.35 mph (111.61 km/h) |
| 70 mph (112.65 km/h) | 74.69 mph (120.2 km/h) |
| 75 mph (120.7 km/h) | 80.02 mph (128.78 km/h) |
| 80 mph (128.75 km/h) | 85.36 mph (137.37 km/h) |
| 85 mph (136.79 km/h) | 90.69 mph (145.95 km/h) |
| 90 mph (144.84 km/h) | 96.03 mph (154.54 km/h) |
| 95 mph (152.89 km/h) | 101.36 mph (163.12 km/h) |
| 100 mph (160.93 km/h) | 106.7 mph (171.71 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1894 | 2200 | 2369 | 2474 | 2587 | 2667 | 2756 | 2861 | 3006 | 3151 | 3312 | 3441 | 3675 | 3932 | 4134 | 4263 | 4335 | 4601 | 4972 | 5778 |
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