Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-16 | 185/60-14 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.44 (595.4) | 22.74 (577.6) | -0.7 (-17.8) -3% |
| Width inches (mm) | 5.31 (135) | 7.28 (185) | 1.97 (50) 37% |
| Circum. inches (mm) | 73.64 (1870.5) | 71.44 (1814.58) | -2.2 (-55.92) -3% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 4.37 (111) | 0.65 (16.5) 17.5% |
| Revolutions per mile (km) | 860.38 (534.61) | 886.89 (551.09) | 26.51 (16.48) 3.1% |
185/60-14 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.4 mph (31.22 km/h) |
| 25 mph (40.23 km/h) | 24.25 mph (39.03 km/h) |
| 30 mph (48.28 km/h) | 29.1 mph (46.84 km/h) |
| 35 mph (56.33 km/h) | 33.95 mph (54.64 km/h) |
| 40 mph (64.37 km/h) | 38.8 mph (62.45 km/h) |
| 45 mph (72.42 km/h) | 43.65 mph (70.26 km/h) |
| 50 mph (80.47 km/h) | 48.51 mph (78.06 km/h) |
| 55 mph (88.51 km/h) | 53.36 mph (85.87 km/h) |
| 60 mph (96.56 km/h) | 58.21 mph (93.67 km/h) |
| 65 mph (104.61 km/h) | 63.06 mph (101.48 km/h) |
| 70 mph (112.65 km/h) | 67.91 mph (109.29 km/h) |
| 75 mph (120.7 km/h) | 72.76 mph (117.09 km/h) |
| 80 mph (128.75 km/h) | 77.61 mph (124.9 km/h) |
| 85 mph (136.79 km/h) | 82.46 mph (132.7 km/h) |
| 90 mph (144.84 km/h) | 87.31 mph (140.51 km/h) |
| 95 mph (152.89 km/h) | 92.16 mph (148.32 km/h) |
| 100 mph (160.93 km/h) | 97.01 mph (156.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2257 | 2622 | 2824 | 2948 | 3083 | 3179 | 3285 | 3409 | 3582 | 3755 | 3947 | 4101 | 4379 | 4687 | 4927 | 5081 | 5167 | 5484 | 5926 | 6886 |
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