Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 325/40-18 | 295/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.24 (717.2) | 26.61 (676) | -1.62 (-41.2) -5.7% |
| Width inches (mm) | 12.8 (325) | 11.61 (295) | -1.18 (-30) -9.2% |
| Circum. inches (mm) | 88.71 (2253.15) | 83.61 (2123.72) | -5.1 (-129.43) -5.7% |
| Sidewall Height inches (mm) | 5.12 (130) | 5.81 (147.5) | 0.69 (17.5) 13.5% |
| Revolutions per mile (km) | 714.26 (443.82) | 757.8 (470.87) | 43.53 (27.05) 6.1% |
295/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.85 mph (30.34 km/h) |
| 25 mph (40.23 km/h) | 23.56 mph (37.92 km/h) |
| 30 mph (48.28 km/h) | 28.28 mph (45.51 km/h) |
| 35 mph (56.33 km/h) | 32.99 mph (53.09 km/h) |
| 40 mph (64.37 km/h) | 37.7 mph (60.68 km/h) |
| 45 mph (72.42 km/h) | 42.41 mph (68.26 km/h) |
| 50 mph (80.47 km/h) | 47.13 mph (75.84 km/h) |
| 55 mph (88.51 km/h) | 51.84 mph (83.43 km/h) |
| 60 mph (96.56 km/h) | 56.55 mph (91.01 km/h) |
| 65 mph (104.61 km/h) | 61.27 mph (98.6 km/h) |
| 70 mph (112.65 km/h) | 65.98 mph (106.18 km/h) |
| 75 mph (120.7 km/h) | 70.69 mph (113.77 km/h) |
| 80 mph (128.75 km/h) | 75.4 mph (121.35 km/h) |
| 85 mph (136.79 km/h) | 80.12 mph (128.94 km/h) |
| 90 mph (144.84 km/h) | 84.83 mph (136.52 km/h) |
| 95 mph (152.89 km/h) | 89.54 mph (144.11 km/h) |
| 100 mph (160.93 km/h) | 94.26 mph (151.69 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1928 | 2240 | 2413 | 2519 | 2634 | 2716 | 2807 | 2913 | 3061 | 3209 | 3373 | 3504 | 3742 | 4005 | 4210 | 4341 | 4415 | 4686 | 5063 | 5884 |
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