Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/25-19 | 275/35-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25 (635.1) | 25.58 (649.7) | 0.57 (14.6) 2.3% |
| Width inches (mm) | 12.01 (305) | 10.83 (275) | -1.18 (-30) -9.8% |
| Circum. inches (mm) | 78.55 (1995.23) | 80.36 (2041.09) | 1.81 (45.87) 2.3% |
| Sidewall Height inches (mm) | 3 (76.25) | 3.79 (96.25) | 0.79 (20) 26.2% |
| Revolutions per mile (km) | 806.6 (501.2) | 788.47 (489.93) | -18.13 (-11.26) -2.2% |
275/35-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.46 mph (32.93 km/h) |
| 25 mph (40.23 km/h) | 25.57 mph (41.16 km/h) |
| 30 mph (48.28 km/h) | 30.69 mph (49.39 km/h) |
| 35 mph (56.33 km/h) | 35.8 mph (57.62 km/h) |
| 40 mph (64.37 km/h) | 40.92 mph (65.85 km/h) |
| 45 mph (72.42 km/h) | 46.03 mph (74.09 km/h) |
| 50 mph (80.47 km/h) | 51.15 mph (82.32 km/h) |
| 55 mph (88.51 km/h) | 56.26 mph (90.55 km/h) |
| 60 mph (96.56 km/h) | 61.38 mph (98.78 km/h) |
| 65 mph (104.61 km/h) | 66.49 mph (107.01 km/h) |
| 70 mph (112.65 km/h) | 71.61 mph (115.24 km/h) |
| 75 mph (120.7 km/h) | 76.72 mph (123.48 km/h) |
| 80 mph (128.75 km/h) | 81.84 mph (131.71 km/h) |
| 85 mph (136.79 km/h) | 86.95 mph (139.94 km/h) |
| 90 mph (144.84 km/h) | 92.07 mph (148.17 km/h) |
| 95 mph (152.89 km/h) | 97.18 mph (156.4 km/h) |
| 100 mph (160.93 km/h) | 102.3 mph (164.63 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2007 | 2331 | 2510 | 2621 | 2741 | 2826 | 2920 | 3031 | 3185 | 3338 | 3509 | 3646 | 3893 | 4167 | 4380 | 4517 | 4594 | 4875 | 5268 | 6122 |
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