Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 195/70-17 | 225/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.75 (704.8) | 23.86 (606) | -3.89 (-98.8) -14% |
| Width inches (mm) | 7.68 (195) | 8.86 (225) | 1.18 (30) 15.4% |
| Circum. inches (mm) | 87.17 (2214.19) | 74.95 (1903.81) | -12.22 (-310.39) -14% |
| Sidewall Height inches (mm) | 5.37 (136.5) | 4.43 (112.5) | -0.94 (-24) -17.6% |
| Revolutions per mile (km) | 726.83 (451.63) | 845.33 (525.26) | 118.5 (73.63) 16.3% |
225/50-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.2 mph (27.67 km/h) |
| 25 mph (40.23 km/h) | 21.5 mph (34.59 km/h) |
| 30 mph (48.28 km/h) | 25.79 mph (41.51 km/h) |
| 35 mph (56.33 km/h) | 30.09 mph (48.43 km/h) |
| 40 mph (64.37 km/h) | 34.39 mph (55.35 km/h) |
| 45 mph (72.42 km/h) | 38.69 mph (62.27 km/h) |
| 50 mph (80.47 km/h) | 42.99 mph (69.19 km/h) |
| 55 mph (88.51 km/h) | 47.29 mph (76.11 km/h) |
| 60 mph (96.56 km/h) | 51.59 mph (83.02 km/h) |
| 65 mph (104.61 km/h) | 55.89 mph (89.94 km/h) |
| 70 mph (112.65 km/h) | 60.19 mph (96.86 km/h) |
| 75 mph (120.7 km/h) | 64.49 mph (103.78 km/h) |
| 80 mph (128.75 km/h) | 68.79 mph (110.7 km/h) |
| 85 mph (136.79 km/h) | 73.08 mph (117.62 km/h) |
| 90 mph (144.84 km/h) | 77.38 mph (124.54 km/h) |
| 95 mph (152.89 km/h) | 81.68 mph (131.46 km/h) |
| 100 mph (160.93 km/h) | 85.98 mph (138.37 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2151 | 2499 | 2691 | 2810 | 2938 | 3030 | 3131 | 3250 | 3414 | 3579 | 3762 | 3909 | 4174 | 4467 | 4696 | 4842 | 4925 | 5227 | 5648 | 6563 |
Better Fuel Economy Factory Ratios Increased Power
