Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 33/11.5-15 | 235/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.93 (836.52) | 24.25 (616) | -8.68 (-220.52) -26.4% |
| Width inches (mm) | 11.5 (292) | 9.25 (235) | -2.24 (-57) -19.5% |
| Circum. inches (mm) | 103.46 (2628.01) | 76.19 (1935.22) | -27.27 (-692.78) -26.4% |
| Sidewall Height inches (mm) | 8.97 (227.76) | 4.63 (117.5) | -4.34 (-110.26) -48.4% |
| Revolutions per mile (km) | 612.38 (380.52) | 831.61 (516.74) | 219.22 (136.22) 35.8% |
235/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 14.73 mph (23.7 km/h) |
| 25 mph (40.23 km/h) | 18.41 mph (29.63 km/h) |
| 30 mph (48.28 km/h) | 22.09 mph (35.55 km/h) |
| 35 mph (56.33 km/h) | 25.77 mph (41.48 km/h) |
| 40 mph (64.37 km/h) | 29.46 mph (47.4 km/h) |
| 45 mph (72.42 km/h) | 33.14 mph (53.33 km/h) |
| 50 mph (80.47 km/h) | 36.82 mph (59.25 km/h) |
| 55 mph (88.51 km/h) | 40.5 mph (65.18 km/h) |
| 60 mph (96.56 km/h) | 44.18 mph (71.11 km/h) |
| 65 mph (104.61 km/h) | 47.86 mph (77.03 km/h) |
| 70 mph (112.65 km/h) | 51.55 mph (82.96 km/h) |
| 75 mph (120.7 km/h) | 55.23 mph (88.88 km/h) |
| 80 mph (128.75 km/h) | 58.91 mph (94.81 km/h) |
| 85 mph (136.79 km/h) | 62.59 mph (100.73 km/h) |
| 90 mph (144.84 km/h) | 66.27 mph (106.66 km/h) |
| 95 mph (152.89 km/h) | 69.96 mph (112.58 km/h) |
| 100 mph (160.93 km/h) | 73.64 mph (118.51 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2116 | 2458 | 2648 | 2765 | 2891 | 2981 | 3080 | 3197 | 3359 | 3521 | 3701 | 3845 | 4106 | 4395 | 4620 | 4764 | 4845 | 5142 | 5556 | 6457 |
Better Fuel Economy Factory Ratios Increased Power
