Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/60-15 | 155/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.27 (591) | 22.32 (567) | -0.94 (-24) -4.1% |
| Width inches (mm) | 6.89 (175) | 6.1 (155) | -0.79 (-20) -11.4% |
| Circum. inches (mm) | 73.1 (1856.68) | 70.13 (1781.28) | -2.97 (-75.4) -4.1% |
| Sidewall Height inches (mm) | 4.13 (105) | 3.66 (93) | -0.47 (-12) -11.4% |
| Revolutions per mile (km) | 866.79 (538.59) | 903.47 (561.39) | 36.69 (22.8) 4.2% |
155/60-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.19 mph (30.88 km/h) |
| 25 mph (40.23 km/h) | 23.98 mph (38.6 km/h) |
| 30 mph (48.28 km/h) | 28.78 mph (46.32 km/h) |
| 35 mph (56.33 km/h) | 33.58 mph (54.04 km/h) |
| 40 mph (64.37 km/h) | 38.38 mph (61.76 km/h) |
| 45 mph (72.42 km/h) | 43.17 mph (69.48 km/h) |
| 50 mph (80.47 km/h) | 47.97 mph (77.2 km/h) |
| 55 mph (88.51 km/h) | 52.77 mph (84.92 km/h) |
| 60 mph (96.56 km/h) | 57.56 mph (92.64 km/h) |
| 65 mph (104.61 km/h) | 62.36 mph (100.36 km/h) |
| 70 mph (112.65 km/h) | 67.16 mph (108.08 km/h) |
| 75 mph (120.7 km/h) | 71.95 mph (115.8 km/h) |
| 80 mph (128.75 km/h) | 76.75 mph (123.52 km/h) |
| 85 mph (136.79 km/h) | 81.55 mph (131.24 km/h) |
| 90 mph (144.84 km/h) | 86.35 mph (138.96 km/h) |
| 95 mph (152.89 km/h) | 91.14 mph (146.68 km/h) |
| 100 mph (160.93 km/h) | 95.94 mph (154.4 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2299 | 2671 | 2876 | 3004 | 3141 | 3238 | 3346 | 3473 | 3649 | 3825 | 4021 | 4178 | 4461 | 4774 | 5019 | 5176 | 5264 | 5586 | 6037 | 7015 |
Better Fuel Economy Factory Ratios Increased Power
