Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 100/70-12 | 110/90-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 17.51 (444.8) | 19.8 (502.8) | 2.28 (58) 13% |
| Width inches (mm) | 3.94 (100) | 4.33 (110) | 0.39 (10) 10% |
| Circum. inches (mm) | 55.01 (1397.38) | 62.19 (1579.59) | 7.17 (182.21) 13% |
| Sidewall Height inches (mm) | 2.76 (70) | 3.9 (99) | 1.14 (29) 41.4% |
| Revolutions per mile (km) | 1151.69 (715.62) | 1018.83 (633.07) | -132.85 (-82.55) -11.5% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.61 mph (36.38 km/h) |
| 25 mph (40.23 km/h) | 28.26 mph (45.48 km/h) |
| 30 mph (48.28 km/h) | 33.91 mph (54.58 km/h) |
| 35 mph (56.33 km/h) | 39.56 mph (63.67 km/h) |
| 40 mph (64.37 km/h) | 45.22 mph (72.77 km/h) |
| 45 mph (72.42 km/h) | 50.87 mph (81.86 km/h) |
| 50 mph (80.47 km/h) | 56.52 mph (90.96 km/h) |
| 55 mph (88.51 km/h) | 62.17 mph (100.06 km/h) |
| 60 mph (96.56 km/h) | 67.82 mph (109.15 km/h) |
| 65 mph (104.61 km/h) | 73.48 mph (118.25 km/h) |
| 70 mph (112.65 km/h) | 79.13 mph (127.34 km/h) |
| 75 mph (120.7 km/h) | 84.78 mph (136.44 km/h) |
| 80 mph (128.75 km/h) | 90.43 mph (145.54 km/h) |
| 85 mph (136.79 km/h) | 96.08 mph (154.63 km/h) |
| 90 mph (144.84 km/h) | 101.74 mph (163.73 km/h) |
| 95 mph (152.89 km/h) | 107.39 mph (172.82 km/h) |
| 100 mph (160.93 km/h) | 113.04 mph (181.92 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
