Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 155/65-13 | 175/70-13 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 20.93 (531.7) | 22.65 (575.2) | 1.71 (43.5) 8.2% |
| Width inches (mm) | 6.1 (155) | 6.89 (175) | 0.79 (20) 12.9% |
| Circum. inches (mm) | 65.76 (1670.38) | 71.14 (1807.04) | 5.38 (136.66) 8.2% |
| Sidewall Height inches (mm) | 3.97 (100.75) | 4.82 (122.5) | 0.86 (21.75) 21.6% |
| Revolutions per mile (km) | 963.46 (598.66) | 890.59 (553.39) | -72.86 (-45.27) -7.6% |
175/70-13 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.64 mph (34.82 km/h) |
| 25 mph (40.23 km/h) | 27.05 mph (43.53 km/h) |
| 30 mph (48.28 km/h) | 32.45 mph (52.23 km/h) |
| 35 mph (56.33 km/h) | 37.86 mph (60.94 km/h) |
| 40 mph (64.37 km/h) | 43.27 mph (69.64 km/h) |
| 45 mph (72.42 km/h) | 48.68 mph (78.35 km/h) |
| 50 mph (80.47 km/h) | 54.09 mph (87.05 km/h) |
| 55 mph (88.51 km/h) | 59.5 mph (95.76 km/h) |
| 60 mph (96.56 km/h) | 64.91 mph (104.46 km/h) |
| 65 mph (104.61 km/h) | 70.32 mph (113.17 km/h) |
| 70 mph (112.65 km/h) | 75.73 mph (121.87 km/h) |
| 75 mph (120.7 km/h) | 81.14 mph (130.58 km/h) |
| 80 mph (128.75 km/h) | 86.55 mph (139.28 km/h) |
| 85 mph (136.79 km/h) | 91.95 mph (147.99 km/h) |
| 90 mph (144.84 km/h) | 97.36 mph (156.69 km/h) |
| 95 mph (152.89 km/h) | 102.77 mph (165.4 km/h) |
| 100 mph (160.93 km/h) | 108.18 mph (174.1 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
