Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/40-19 | 295/40-18 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.92 (734.6) | 27.29 (693.2) | -1.63 (-41.4) -5.6% |
| Width inches (mm) | 12.4 (315) | 11.61 (295) | -0.79 (-20) -6.3% |
| Circum. inches (mm) | 90.86 (2307.81) | 85.74 (2177.75) | -5.12 (-130.06) -5.6% |
| Sidewall Height inches (mm) | 4.96 (126) | 4.65 (118) | -0.31 (-8) -6.3% |
| Revolutions per mile (km) | 697.35 (433.31) | 738.99 (459.19) | 41.65 (25.88) 6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.87 mph (30.37 km/h) |
| 25 mph (40.23 km/h) | 23.59 mph (37.97 km/h) |
| 30 mph (48.28 km/h) | 28.31 mph (45.56 km/h) |
| 35 mph (56.33 km/h) | 33.03 mph (53.15 km/h) |
| 40 mph (64.37 km/h) | 37.75 mph (60.75 km/h) |
| 45 mph (72.42 km/h) | 42.46 mph (68.34 km/h) |
| 50 mph (80.47 km/h) | 47.18 mph (75.93 km/h) |
| 55 mph (88.51 km/h) | 51.9 mph (83.53 km/h) |
| 60 mph (96.56 km/h) | 56.62 mph (91.12 km/h) |
| 65 mph (104.61 km/h) | 61.34 mph (98.71 km/h) |
| 70 mph (112.65 km/h) | 66.05 mph (106.31 km/h) |
| 75 mph (120.7 km/h) | 70.77 mph (113.9 km/h) |
| 80 mph (128.75 km/h) | 75.49 mph (121.49 km/h) |
| 85 mph (136.79 km/h) | 80.21 mph (129.09 km/h) |
| 90 mph (144.84 km/h) | 84.93 mph (136.68 km/h) |
| 95 mph (152.89 km/h) | 89.65 mph (144.27 km/h) |
| 100 mph (160.93 km/h) | 94.36 mph (151.86 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1881 | 2185 | 2353 | 2457 | 2569 | 2649 | 2737 | 2841 | 2985 | 3129 | 3289 | 3417 | 3649 | 3905 | 4105 | 4233 | 4305 | 4569 | 4938 | 5738 |
Better Fuel Economy Factory Ratios Increased Power
