Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/40-23 | 305/35-22 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.61 (828.2) | 30.41 (772.3) | -2.2 (-55.9) -6.7% |
| Width inches (mm) | 12.01 (305) | 12.01 (305) | 0 (0) 0% |
| Circum. inches (mm) | 102.44 (2601.87) | 95.52 (2426.25) | -6.91 (-175.62) -6.7% |
| Sidewall Height inches (mm) | 4.8 (122) | 4.2 (106.75) | -0.6 (-15.25) -12.5% |
| Revolutions per mile (km) | 618.53 (384.34) | 663.3 (412.16) | 44.77 (27.82) 7.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.65 mph (30.01 km/h) |
| 25 mph (40.23 km/h) | 23.31 mph (37.52 km/h) |
| 30 mph (48.28 km/h) | 27.98 mph (45.02 km/h) |
| 35 mph (56.33 km/h) | 32.64 mph (52.53 km/h) |
| 40 mph (64.37 km/h) | 37.3 mph (60.03 km/h) |
| 45 mph (72.42 km/h) | 41.96 mph (67.53 km/h) |
| 50 mph (80.47 km/h) | 46.63 mph (75.04 km/h) |
| 55 mph (88.51 km/h) | 51.29 mph (82.54 km/h) |
| 60 mph (96.56 km/h) | 55.95 mph (90.04 km/h) |
| 65 mph (104.61 km/h) | 60.61 mph (97.55 km/h) |
| 70 mph (112.65 km/h) | 65.28 mph (105.05 km/h) |
| 75 mph (120.7 km/h) | 69.94 mph (112.55 km/h) |
| 80 mph (128.75 km/h) | 74.6 mph (120.06 km/h) |
| 85 mph (136.79 km/h) | 79.26 mph (127.56 km/h) |
| 90 mph (144.84 km/h) | 83.93 mph (135.07 km/h) |
| 95 mph (152.89 km/h) | 88.59 mph (142.57 km/h) |
| 100 mph (160.93 km/h) | 93.25 mph (150.07 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1688 | 1961 | 2112 | 2205 | 2306 | 2378 | 2457 | 2550 | 2679 | 2809 | 2952 | 3067 | 3275 | 3505 | 3685 | 3800 | 3864 | 4101 | 4432 | 5150 |
Better Fuel Economy Factory Ratios Increased Power
