Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/35-23 | 185/60-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 31.41 (797.7) | 30.74 (780.8) | -0.67 (-16.9) -2.1% |
| Width inches (mm) | 12.01 (305) | 7.28 (185) | -4.72 (-120) -39.3% |
| Circum. inches (mm) | 98.66 (2506.05) | 96.57 (2452.96) | -2.09 (-53.09) -2.1% |
| Sidewall Height inches (mm) | 4.2 (106.75) | 4.37 (111) | 0.17 (4.25) 4% |
| Revolutions per mile (km) | 642.18 (399.03) | 656.08 (407.67) | 13.9 (8.64) 2.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.58 mph (31.51 km/h) |
| 25 mph (40.23 km/h) | 24.47 mph (39.38 km/h) |
| 30 mph (48.28 km/h) | 29.36 mph (47.26 km/h) |
| 35 mph (56.33 km/h) | 34.26 mph (55.13 km/h) |
| 40 mph (64.37 km/h) | 39.15 mph (63.01 km/h) |
| 45 mph (72.42 km/h) | 44.05 mph (70.89 km/h) |
| 50 mph (80.47 km/h) | 48.94 mph (78.76 km/h) |
| 55 mph (88.51 km/h) | 53.83 mph (86.64 km/h) |
| 60 mph (96.56 km/h) | 58.73 mph (94.52 km/h) |
| 65 mph (104.61 km/h) | 63.62 mph (102.39 km/h) |
| 70 mph (112.65 km/h) | 68.52 mph (110.27 km/h) |
| 75 mph (120.7 km/h) | 73.41 mph (118.14 km/h) |
| 80 mph (128.75 km/h) | 78.31 mph (126.02 km/h) |
| 85 mph (136.79 km/h) | 83.2 mph (133.9 km/h) |
| 90 mph (144.84 km/h) | 88.09 mph (141.77 km/h) |
| 95 mph (152.89 km/h) | 92.99 mph (149.65 km/h) |
| 100 mph (160.93 km/h) | 97.88 mph (157.53 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1670 | 1940 | 2089 | 2181 | 2281 | 2352 | 2430 | 2522 | 2650 | 2778 | 2920 | 3034 | 3240 | 3467 | 3645 | 3758 | 3822 | 4057 | 4384 | 5094 |
Better Fuel Economy Factory Ratios Increased Power
