Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 165/70-12 | 175/70-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.09 (535.8) | 22.65 (575.2) | 1.55 (39.4) 7.4% |
| Width inches (mm) | 6.5 (165) | 6.89 (175) | 0.39 (10) 6.1% |
| Circum. inches (mm) | 66.27 (1683.27) | 71.14 (1807.04) | 4.87 (123.78) 7.4% |
| Sidewall Height inches (mm) | 4.55 (115.5) | 4.82 (122.5) | 0.28 (7) 6.1% |
| Revolutions per mile (km) | 956.08 (594.08) | 890.59 (553.39) | -65.49 (-40.69) -6.8% |
175/70-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.47 mph (34.55 km/h) |
| 25 mph (40.23 km/h) | 26.84 mph (43.19 km/h) |
| 30 mph (48.28 km/h) | 32.21 mph (51.83 km/h) |
| 35 mph (56.33 km/h) | 37.57 mph (60.47 km/h) |
| 40 mph (64.37 km/h) | 42.94 mph (69.11 km/h) |
| 45 mph (72.42 km/h) | 48.31 mph (77.75 km/h) |
| 50 mph (80.47 km/h) | 53.68 mph (86.38 km/h) |
| 55 mph (88.51 km/h) | 59.04 mph (95.02 km/h) |
| 60 mph (96.56 km/h) | 64.41 mph (103.66 km/h) |
| 65 mph (104.61 km/h) | 69.78 mph (112.3 km/h) |
| 70 mph (112.65 km/h) | 75.15 mph (120.94 km/h) |
| 75 mph (120.7 km/h) | 80.52 mph (129.58 km/h) |
| 80 mph (128.75 km/h) | 85.88 mph (138.22 km/h) |
| 85 mph (136.79 km/h) | 91.25 mph (146.85 km/h) |
| 90 mph (144.84 km/h) | 96.62 mph (155.49 km/h) |
| 95 mph (152.89 km/h) | 101.99 mph (164.13 km/h) |
| 100 mph (160.93 km/h) | 107.35 mph (172.77 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2266 | 2633 | 2835 | 2961 | 3096 | 3192 | 3298 | 3424 | 3597 | 3771 | 3964 | 4118 | 4398 | 4706 | 4947 | 5102 | 5189 | 5507 | 5950 | 6915 |
Better Fuel Economy Factory Ratios Increased Power
