Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/40-18 | 295/30-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.29 (693.2) | 24.97 (634.2) | -2.32 (-59) -8.5% |
| Width inches (mm) | 11.61 (295) | 11.61 (295) | 0 (0) 0% |
| Circum. inches (mm) | 85.74 (2177.75) | 78.44 (1992.4) | -7.3 (-185.35) -8.5% |
| Sidewall Height inches (mm) | 4.65 (118) | 3.48 (88.5) | -1.16 (-29.5) -25% |
| Revolutions per mile (km) | 738.99 (459.19) | 807.74 (501.91) | 68.75 (42.72) 9.3% |
295/30-18 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.3 mph (29.45 km/h) |
| 25 mph (40.23 km/h) | 22.87 mph (36.81 km/h) |
| 30 mph (48.28 km/h) | 27.45 mph (44.17 km/h) |
| 35 mph (56.33 km/h) | 32.02 mph (51.53 km/h) |
| 40 mph (64.37 km/h) | 36.6 mph (58.89 km/h) |
| 45 mph (72.42 km/h) | 41.17 mph (66.26 km/h) |
| 50 mph (80.47 km/h) | 45.74 mph (73.62 km/h) |
| 55 mph (88.51 km/h) | 50.32 mph (80.98 km/h) |
| 60 mph (96.56 km/h) | 54.89 mph (88.34 km/h) |
| 65 mph (104.61 km/h) | 59.47 mph (95.7 km/h) |
| 70 mph (112.65 km/h) | 64.04 mph (103.07 km/h) |
| 75 mph (120.7 km/h) | 68.62 mph (110.43 km/h) |
| 80 mph (128.75 km/h) | 73.19 mph (117.79 km/h) |
| 85 mph (136.79 km/h) | 77.77 mph (125.15 km/h) |
| 90 mph (144.84 km/h) | 82.34 mph (132.51 km/h) |
| 95 mph (152.89 km/h) | 86.91 mph (139.88 km/h) |
| 100 mph (160.93 km/h) | 91.49 mph (147.24 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2056 | 2388 | 2572 | 2685 | 2808 | 2895 | 2991 | 3105 | 3263 | 3420 | 3595 | 3735 | 3989 | 4269 | 4487 | 4627 | 4706 | 4995 | 5397 | 6272 |
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