Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/60-18 | 295/70-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.41 (823.2) | 34.26 (870.2) | 1.85 (47) 5.7% |
| Width inches (mm) | 12.01 (305) | 11.61 (295) | -0.39 (-10) -3.3% |
| Circum. inches (mm) | 101.82 (2586.16) | 107.63 (2733.81) | 5.81 (147.65) 5.7% |
| Sidewall Height inches (mm) | 7.2 (183) | 8.13 (206.5) | 0.93 (23.5) 12.8% |
| Revolutions per mile (km) | 622.29 (386.67) | 588.68 (365.79) | -33.61 (-20.88) -5.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.14 mph (34.02 km/h) |
| 25 mph (40.23 km/h) | 26.43 mph (42.53 km/h) |
| 30 mph (48.28 km/h) | 31.71 mph (51.04 km/h) |
| 35 mph (56.33 km/h) | 37 mph (59.54 km/h) |
| 40 mph (64.37 km/h) | 42.28 mph (68.05 km/h) |
| 45 mph (72.42 km/h) | 47.57 mph (76.56 km/h) |
| 50 mph (80.47 km/h) | 52.85 mph (85.06 km/h) |
| 55 mph (88.51 km/h) | 58.14 mph (93.57 km/h) |
| 60 mph (96.56 km/h) | 63.43 mph (102.07 km/h) |
| 65 mph (104.61 km/h) | 68.71 mph (110.58 km/h) |
| 70 mph (112.65 km/h) | 74 mph (119.09 km/h) |
| 75 mph (120.7 km/h) | 79.28 mph (127.59 km/h) |
| 80 mph (128.75 km/h) | 84.57 mph (136.1 km/h) |
| 85 mph (136.79 km/h) | 89.85 mph (144.6 km/h) |
| 90 mph (144.84 km/h) | 95.14 mph (153.11 km/h) |
| 95 mph (152.89 km/h) | 100.42 mph (161.62 km/h) |
| 100 mph (160.93 km/h) | 105.71 mph (170.12 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1498 | 1740 | 1874 | 1957 | 2046 | 2110 | 2180 | 2263 | 2378 | 2493 | 2620 | 2722 | 2907 | 3111 | 3270 | 3372 | 3430 | 3640 | 3933 | 4571 |
Better Fuel Economy Factory Ratios Increased Power
