Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/70-15 | 165/50-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.54 (598) | 21.5 (546) | -2.05 (-52) -8.7% |
| Width inches (mm) | 6.1 (155) | 6.5 (165) | 0.39 (10) 6.5% |
| Circum. inches (mm) | 73.96 (1878.67) | 67.53 (1715.31) | -6.43 (-163.36) -8.7% |
| Sidewall Height inches (mm) | 4.27 (108.5) | 3.25 (82.5) | -1.02 (-26) -24% |
| Revolutions per mile (km) | 856.64 (532.29) | 938.22 (582.98) | 81.58 (50.69) 9.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.26 mph (29.39 km/h) |
| 25 mph (40.23 km/h) | 22.83 mph (36.74 km/h) |
| 30 mph (48.28 km/h) | 27.39 mph (44.08 km/h) |
| 35 mph (56.33 km/h) | 31.96 mph (51.43 km/h) |
| 40 mph (64.37 km/h) | 36.52 mph (58.78 km/h) |
| 45 mph (72.42 km/h) | 41.09 mph (66.12 km/h) |
| 50 mph (80.47 km/h) | 45.65 mph (73.47 km/h) |
| 55 mph (88.51 km/h) | 50.22 mph (80.82 km/h) |
| 60 mph (96.56 km/h) | 54.78 mph (88.16 km/h) |
| 65 mph (104.61 km/h) | 59.35 mph (95.51 km/h) |
| 70 mph (112.65 km/h) | 63.91 mph (102.86 km/h) |
| 75 mph (120.7 km/h) | 68.48 mph (110.21 km/h) |
| 80 mph (128.75 km/h) | 73.04 mph (117.55 km/h) |
| 85 mph (136.79 km/h) | 77.61 mph (124.9 km/h) |
| 90 mph (144.84 km/h) | 82.17 mph (132.25 km/h) |
| 95 mph (152.89 km/h) | 86.74 mph (139.59 km/h) |
| 100 mph (160.93 km/h) | 91.3 mph (146.94 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
