Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 175/70-12 | 195/70-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 21.65 (549.8) | 22.75 (577.8) | 1.1 (28) 5.1% |
| Width inches (mm) | 6.89 (175) | 7.68 (195) | 0.79 (20) 11.4% |
| Circum. inches (mm) | 68 (1727.25) | 71.47 (1815.21) | 3.46 (87.96) 5.1% |
| Sidewall Height inches (mm) | 4.82 (122.5) | 5.37 (136.5) | 0.55 (14) 11.4% |
| Revolutions per mile (km) | 931.74 (578.95) | 886.59 (550.9) | -45.15 (-28.06) -4.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.02 mph (33.83 km/h) |
| 25 mph (40.23 km/h) | 26.27 mph (42.28 km/h) |
| 30 mph (48.28 km/h) | 31.53 mph (50.74 km/h) |
| 35 mph (56.33 km/h) | 36.78 mph (59.2 km/h) |
| 40 mph (64.37 km/h) | 42.04 mph (67.65 km/h) |
| 45 mph (72.42 km/h) | 47.29 mph (76.11 km/h) |
| 50 mph (80.47 km/h) | 52.55 mph (84.57 km/h) |
| 55 mph (88.51 km/h) | 57.8 mph (93.02 km/h) |
| 60 mph (96.56 km/h) | 63.06 mph (101.48 km/h) |
| 65 mph (104.61 km/h) | 68.31 mph (109.93 km/h) |
| 70 mph (112.65 km/h) | 73.56 mph (118.39 km/h) |
| 75 mph (120.7 km/h) | 78.82 mph (126.85 km/h) |
| 80 mph (128.75 km/h) | 84.07 mph (135.3 km/h) |
| 85 mph (136.79 km/h) | 89.33 mph (143.76 km/h) |
| 90 mph (144.84 km/h) | 94.58 mph (152.22 km/h) |
| 95 mph (152.89 km/h) | 99.84 mph (160.67 km/h) |
| 100 mph (160.93 km/h) | 105.09 mph (169.13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2256 | 2621 | 2823 | 2947 | 3082 | 3178 | 3283 | 3408 | 3581 | 3754 | 3946 | 4100 | 4378 | 4685 | 4925 | 5079 | 5165 | 5482 | 5924 | 6884 |
Better Fuel Economy Factory Ratios Increased Power
