Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 125/85-16 | 185/60-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.37 (618.9) | 25.74 (653.8) | 1.37 (34.9) 5.6% |
| Width inches (mm) | 4.92 (125) | 7.28 (185) | 2.36 (60) 48% |
| Circum. inches (mm) | 76.55 (1944.33) | 80.87 (2053.97) | 4.32 (109.64) 5.6% |
| Sidewall Height inches (mm) | 4.18 (106.25) | 4.37 (111) | 0.19 (4.75) 4.5% |
| Revolutions per mile (km) | 827.71 (514.31) | 783.53 (486.86) | -44.18 (-27.45) -5.3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.13 mph (34 km/h) |
| 25 mph (40.23 km/h) | 26.41 mph (42.5 km/h) |
| 30 mph (48.28 km/h) | 31.69 mph (51 km/h) |
| 35 mph (56.33 km/h) | 36.97 mph (59.5 km/h) |
| 40 mph (64.37 km/h) | 42.26 mph (68 km/h) |
| 45 mph (72.42 km/h) | 47.54 mph (76.5 km/h) |
| 50 mph (80.47 km/h) | 52.82 mph (85 km/h) |
| 55 mph (88.51 km/h) | 58.1 mph (93.51 km/h) |
| 60 mph (96.56 km/h) | 63.38 mph (102.01 km/h) |
| 65 mph (104.61 km/h) | 68.67 mph (110.51 km/h) |
| 70 mph (112.65 km/h) | 73.95 mph (119.01 km/h) |
| 75 mph (120.7 km/h) | 79.23 mph (127.51 km/h) |
| 80 mph (128.75 km/h) | 84.51 mph (136.01 km/h) |
| 85 mph (136.79 km/h) | 89.79 mph (144.51 km/h) |
| 90 mph (144.84 km/h) | 95.08 mph (153.01 km/h) |
| 95 mph (152.89 km/h) | 100.36 mph (161.51 km/h) |
| 100 mph (160.93 km/h) | 105.64 mph (170.01 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1994 | 2316 | 2495 | 2605 | 2724 | 2808 | 2902 | 3012 | 3165 | 3318 | 3487 | 3623 | 3869 | 4141 | 4353 | 4488 | 4565 | 4845 | 5235 | 6084 |
Better Fuel Economy Factory Ratios Increased Power
