Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 233/40-18 | 233/35-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.34 (643.6) | 25.42 (645.7) | 0.08 (2.1) 0.3% |
| Width inches (mm) | 9.17 (233) | 9.17 (233) | 0 (0) 0% |
| Circum. inches (mm) | 79.6 (2021.93) | 79.86 (2028.53) | 0.26 (6.6) 0.3% |
| Sidewall Height inches (mm) | 3.67 (93.2) | 3.21 (81.55) | -0.46 (-11.65) -12.5% |
| Revolutions per mile (km) | 795.94 (494.58) | 793.36 (492.97) | -2.59 (-1.61) -0.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.07 mph (32.29 km/h) |
| 25 mph (40.23 km/h) | 25.08 mph (40.36 km/h) |
| 30 mph (48.28 km/h) | 30.1 mph (48.44 km/h) |
| 35 mph (56.33 km/h) | 35.11 mph (56.51 km/h) |
| 40 mph (64.37 km/h) | 40.13 mph (64.58 km/h) |
| 45 mph (72.42 km/h) | 45.15 mph (72.66 km/h) |
| 50 mph (80.47 km/h) | 50.16 mph (80.73 km/h) |
| 55 mph (88.51 km/h) | 55.18 mph (88.8 km/h) |
| 60 mph (96.56 km/h) | 60.2 mph (96.88 km/h) |
| 65 mph (104.61 km/h) | 65.21 mph (104.95 km/h) |
| 70 mph (112.65 km/h) | 70.23 mph (113.02 km/h) |
| 75 mph (120.7 km/h) | 75.24 mph (121.09 km/h) |
| 80 mph (128.75 km/h) | 80.26 mph (129.17 km/h) |
| 85 mph (136.79 km/h) | 85.28 mph (137.24 km/h) |
| 90 mph (144.84 km/h) | 90.29 mph (145.31 km/h) |
| 95 mph (152.89 km/h) | 95.31 mph (153.39 km/h) |
| 100 mph (160.93 km/h) | 100.33 mph (161.46 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | 2345 | 2526 | 2638 | 2758 | 2844 | 2938 | 3050 | 3205 | 3359 | 3531 | 3668 | 3918 | 4193 | 4407 | 4545 | 4622 | 4906 | 5301 | 6160 |
Better Fuel Economy Factory Ratios Increased Power
