Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 34/12.5-18 | 295/65-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.03 (864.24) | 33.1 (840.7) | -0.93 (-23.54) -2.7% |
| Width inches (mm) | 12.52 (318) | 11.61 (295) | -0.91 (-23) -7.2% |
| Circum. inches (mm) | 106.89 (2715.09) | 103.98 (2641.14) | -2.91 (-73.95) -2.7% |
| Sidewall Height inches (mm) | 8.01 (203.52) | 7.55 (191.75) | -0.46 (-11.77) -5.8% |
| Revolutions per mile (km) | 592.74 (368.31) | 609.34 (378.62) | 16.6 (10.31) 2.8% |
295/65-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.46 mph (31.31 km/h) |
| 25 mph (40.23 km/h) | 24.32 mph (39.14 km/h) |
| 30 mph (48.28 km/h) | 29.18 mph (46.97 km/h) |
| 35 mph (56.33 km/h) | 34.05 mph (54.79 km/h) |
| 40 mph (64.37 km/h) | 38.91 mph (62.62 km/h) |
| 45 mph (72.42 km/h) | 43.77 mph (70.45 km/h) |
| 50 mph (80.47 km/h) | 48.64 mph (78.28 km/h) |
| 55 mph (88.51 km/h) | 53.5 mph (86.1 km/h) |
| 60 mph (96.56 km/h) | 58.37 mph (93.93 km/h) |
| 65 mph (104.61 km/h) | 63.23 mph (101.76 km/h) |
| 70 mph (112.65 km/h) | 68.09 mph (109.59 km/h) |
| 75 mph (120.7 km/h) | 72.96 mph (117.41 km/h) |
| 80 mph (128.75 km/h) | 77.82 mph (125.24 km/h) |
| 85 mph (136.79 km/h) | 82.68 mph (133.07 km/h) |
| 90 mph (144.84 km/h) | 87.55 mph (140.9 km/h) |
| 95 mph (152.89 km/h) | 92.41 mph (148.72 km/h) |
| 100 mph (160.93 km/h) | 97.28 mph (156.55 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1551 | 1801 | 1940 | 2026 | 2118 | 2184 | 2257 | 2342 | 2461 | 2580 | 2712 | 2818 | 3009 | 3220 | 3385 | 3491 | 3550 | 3768 | 4071 | 4731 |
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