Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 180/70-18 | 295/80-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.92 (709.2) | 36.58 (929.2) | 8.66 (220) 31% |
| Width inches (mm) | 7.09 (180) | 11.61 (295) | 4.53 (115) 63.9% |
| Circum. inches (mm) | 87.72 (2228.02) | 114.93 (2919.17) | 27.21 (691.15) 31% |
| Sidewall Height inches (mm) | 4.96 (126) | 9.29 (236) | 4.33 (110) 87.3% |
| Revolutions per mile (km) | 722.32 (448.83) | 551.3 (342.56) | -171.02 (-106.27) -23.7% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 26.2 mph (42.17 km/h) |
| 25 mph (40.23 km/h) | 32.76 mph (52.71 km/h) |
| 30 mph (48.28 km/h) | 39.31 mph (63.26 km/h) |
| 35 mph (56.33 km/h) | 45.86 mph (73.8 km/h) |
| 40 mph (64.37 km/h) | 52.41 mph (84.34 km/h) |
| 45 mph (72.42 km/h) | 58.96 mph (94.89 km/h) |
| 50 mph (80.47 km/h) | 65.51 mph (105.43 km/h) |
| 55 mph (88.51 km/h) | 72.06 mph (115.97 km/h) |
| 60 mph (96.56 km/h) | 78.61 mph (126.51 km/h) |
| 65 mph (104.61 km/h) | 85.16 mph (137.06 km/h) |
| 70 mph (112.65 km/h) | 91.71 mph (147.6 km/h) |
| 75 mph (120.7 km/h) | 98.27 mph (158.14 km/h) |
| 80 mph (128.75 km/h) | 104.82 mph (168.69 km/h) |
| 85 mph (136.79 km/h) | 111.37 mph (179.23 km/h) |
| 90 mph (144.84 km/h) | 117.92 mph (189.77 km/h) |
| 95 mph (152.89 km/h) | 124.47 mph (200.32 km/h) |
| 100 mph (160.93 km/h) | 131.02 mph (210.86 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1403 | 1630 | 1755 | 1833 | 1916 | 1976 | 2042 | 2119 | 2227 | 2334 | 2454 | 2549 | 2722 | 2913 | 3063 | 3158 | 3212 | 3409 | 3684 | 4281 |
Better Fuel Economy Factory Ratios Increased Power
