Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/90-15 | 160/80-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.86 (606) | 25.08 (637) | 1.22 (31) 5.1% |
| Width inches (mm) | 4.92 (125) | 6.3 (160) | 1.38 (35) 28% |
| Circum. inches (mm) | 74.95 (1903.81) | 78.79 (2001.19) | 3.83 (97.39) 5.1% |
| Sidewall Height inches (mm) | 4.43 (112.5) | 5.04 (128) | 0.61 (15.5) 13.8% |
| Revolutions per mile (km) | 845.33 (525.26) | 804.19 (499.7) | -41.14 (-25.56) -4.9% |
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) | 26.28 mph (42.29 km/h) |
| 30 mph (48.28 km/h) | 31.53 mph (50.75 km/h) |
| 35 mph (56.33 km/h) | 36.79 mph (59.21 km/h) |
| 40 mph (64.37 km/h) | 42.05 mph (67.67 km/h) |
| 45 mph (72.42 km/h) | 47.3 mph (76.13 km/h) |
| 50 mph (80.47 km/h) | 52.56 mph (84.58 km/h) |
| 55 mph (88.51 km/h) | 57.81 mph (93.04 km/h) |
| 60 mph (96.56 km/h) | 63.07 mph (101.5 km/h) |
| 65 mph (104.61 km/h) | 68.33 mph (109.96 km/h) |
| 70 mph (112.65 km/h) | 73.58 mph (118.42 km/h) |
| 75 mph (120.7 km/h) | 78.84 mph (126.88 km/h) |
| 80 mph (128.75 km/h) | 84.09 mph (135.33 km/h) |
| 85 mph (136.79 km/h) | 89.35 mph (143.79 km/h) |
| 90 mph (144.84 km/h) | 94.6 mph (152.25 km/h) |
| 95 mph (152.89 km/h) | 99.86 mph (160.71 km/h) |
| 100 mph (160.93 km/h) | 105.12 mph (169.17 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2047 | 2377 | 2560 | 2674 | 2795 | 2883 | 2978 | 3092 | 3248 | 3405 | 3579 | 3719 | 3971 | 4250 | 4467 | 4607 | 4685 | 4973 | 5373 | 6244 |
Better Fuel Economy Factory Ratios Increased Power
