Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/70-17 | 155/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 25.54 (648.8) | 24.32 (617.8) | -1.22 (-31) -4.8% |
| Width inches (mm) | 6.1 (155) | 6.1 (155) | 0 (0) 0% |
| Circum. inches (mm) | 80.25 (2038.27) | 76.41 (1940.88) | -3.83 (-97.39) -4.8% |
| Sidewall Height inches (mm) | 4.27 (108.5) | 3.66 (93) | -0.61 (-15.5) -14.3% |
| Revolutions per mile (km) | 789.57 (490.61) | 829.18 (515.23) | 39.62 (24.62) 5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.04 mph (30.65 km/h) |
| 25 mph (40.23 km/h) | 23.81 mph (38.31 km/h) |
| 30 mph (48.28 km/h) | 28.57 mph (45.97 km/h) |
| 35 mph (56.33 km/h) | 33.33 mph (53.64 km/h) |
| 40 mph (64.37 km/h) | 38.09 mph (61.3 km/h) |
| 45 mph (72.42 km/h) | 42.85 mph (68.96 km/h) |
| 50 mph (80.47 km/h) | 47.61 mph (76.62 km/h) |
| 55 mph (88.51 km/h) | 52.37 mph (84.28 km/h) |
| 60 mph (96.56 km/h) | 57.13 mph (91.95 km/h) |
| 65 mph (104.61 km/h) | 61.89 mph (99.61 km/h) |
| 70 mph (112.65 km/h) | 66.66 mph (107.27 km/h) |
| 75 mph (120.7 km/h) | 71.42 mph (114.93 km/h) |
| 80 mph (128.75 km/h) | 76.18 mph (122.6 km/h) |
| 85 mph (136.79 km/h) | 80.94 mph (130.26 km/h) |
| 90 mph (144.84 km/h) | 85.7 mph (137.92 km/h) |
| 95 mph (152.89 km/h) | 90.46 mph (145.58 km/h) |
| 100 mph (160.93 km/h) | 95.22 mph (153.25 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2110 | 2451 | 2640 | 2757 | 2882 | 2972 | 3071 | 3188 | 3349 | 3511 | 3690 | 3834 | 4095 | 4382 | 4606 | 4750 | 4831 | 5127 | 5540 | 6438 |
Better Fuel Economy Factory Ratios Increased Power
