Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/25-20 | 295/30-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.61 (650.5) | 26.97 (685) | 1.36 (34.5) 5.3% |
| Width inches (mm) | 11.22 (285) | 11.61 (295) | 0.39 (10) 3.5% |
| Circum. inches (mm) | 80.46 (2043.61) | 84.72 (2151.99) | 4.27 (108.38) 5.3% |
| Sidewall Height inches (mm) | 2.81 (71.25) | 3.48 (88.5) | 0.68 (17.25) 24.2% |
| Revolutions per mile (km) | 787.5 (489.33) | 747.84 (464.69) | -39.66 (-24.65) -5% |
295/30-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.06 mph (33.89 km/h) |
| 25 mph (40.23 km/h) | 26.33 mph (42.37 km/h) |
| 30 mph (48.28 km/h) | 31.59 mph (50.84 km/h) |
| 35 mph (56.33 km/h) | 36.86 mph (59.31 km/h) |
| 40 mph (64.37 km/h) | 42.12 mph (67.79 km/h) |
| 45 mph (72.42 km/h) | 47.39 mph (76.26 km/h) |
| 50 mph (80.47 km/h) | 52.65 mph (84.74 km/h) |
| 55 mph (88.51 km/h) | 57.92 mph (93.21 km/h) |
| 60 mph (96.56 km/h) | 63.18 mph (101.68 km/h) |
| 65 mph (104.61 km/h) | 68.45 mph (110.16 km/h) |
| 70 mph (112.65 km/h) | 73.71 mph (118.63 km/h) |
| 75 mph (120.7 km/h) | 78.98 mph (127.1 km/h) |
| 80 mph (128.75 km/h) | 84.24 mph (135.58 km/h) |
| 85 mph (136.79 km/h) | 89.51 mph (144.05 km/h) |
| 90 mph (144.84 km/h) | 94.77 mph (152.52 km/h) |
| 95 mph (152.89 km/h) | 100.04 mph (161 km/h) |
| 100 mph (160.93 km/h) | 105.3 mph (169.47 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1903 | 2211 | 2381 | 2486 | 2600 | 2681 | 2770 | 2875 | 3021 | 3166 | 3328 | 3458 | 3693 | 3952 | 4154 | 4284 | 4357 | 4624 | 4997 | 5807 |
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