Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/50-18 | 295/50-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.22 (742.2) | 29.61 (752.2) | 0.39 (10) 1.3% |
| Width inches (mm) | 11.22 (285) | 11.61 (295) | 0.39 (10) 3.5% |
| Circum. inches (mm) | 91.8 (2331.69) | 93.04 (2363.11) | 1.24 (31.42) 1.3% |
| Sidewall Height inches (mm) | 5.61 (142.5) | 5.81 (147.5) | 0.2 (5) 3.5% |
| Revolutions per mile (km) | 690.2 (428.87) | 681.03 (423.17) | -9.18 (-5.7) -1.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.27 mph (32.62 km/h) |
| 25 mph (40.23 km/h) | 25.34 mph (40.78 km/h) |
| 30 mph (48.28 km/h) | 30.4 mph (48.93 km/h) |
| 35 mph (56.33 km/h) | 35.47 mph (57.09 km/h) |
| 40 mph (64.37 km/h) | 40.54 mph (65.24 km/h) |
| 45 mph (72.42 km/h) | 45.61 mph (73.4 km/h) |
| 50 mph (80.47 km/h) | 50.67 mph (81.55 km/h) |
| 55 mph (88.51 km/h) | 55.74 mph (89.71 km/h) |
| 60 mph (96.56 km/h) | 60.81 mph (97.86 km/h) |
| 65 mph (104.61 km/h) | 65.88 mph (106.02 km/h) |
| 70 mph (112.65 km/h) | 70.94 mph (114.17 km/h) |
| 75 mph (120.7 km/h) | 76.01 mph (122.33 km/h) |
| 80 mph (128.75 km/h) | 81.08 mph (130.48 km/h) |
| 85 mph (136.79 km/h) | 86.15 mph (138.64 km/h) |
| 90 mph (144.84 km/h) | 91.21 mph (146.79 km/h) |
| 95 mph (152.89 km/h) | 96.28 mph (154.95 km/h) |
| 100 mph (160.93 km/h) | 101.35 mph (163.1 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1733 | 2013 | 2168 | 2264 | 2367 | 2441 | 2522 | 2618 | 2751 | 2884 | 3031 | 3149 | 3363 | 3599 | 3783 | 3901 | 3968 | 4211 | 4550 | 5288 |
Better Fuel Economy Factory Ratios Increased Power
