Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/40-23 | 305/55-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32.61 (828.2) | 37.21 (945.1) | 4.6 (116.9) 14.1% |
| Width inches (mm) | 12.01 (305) | 12.01 (305) | 0 (0) 0% |
| Circum. inches (mm) | 102.44 (2601.87) | 116.89 (2969.12) | 14.46 (367.25) 14.1% |
| Sidewall Height inches (mm) | 4.8 (122) | 6.6 (167.75) | 1.8 (45.75) 37.5% |
| Revolutions per mile (km) | 618.53 (384.34) | 542.03 (336.8) | -76.51 (-47.54) -12.4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 22.82 mph (36.73 km/h) |
| 25 mph (40.23 km/h) | 28.53 mph (45.91 km/h) |
| 30 mph (48.28 km/h) | 34.23 mph (55.1 km/h) |
| 35 mph (56.33 km/h) | 39.94 mph (64.28 km/h) |
| 40 mph (64.37 km/h) | 45.65 mph (73.46 km/h) |
| 45 mph (72.42 km/h) | 51.35 mph (82.64 km/h) |
| 50 mph (80.47 km/h) | 57.06 mph (91.83 km/h) |
| 55 mph (88.51 km/h) | 62.76 mph (101.01 km/h) |
| 60 mph (96.56 km/h) | 68.47 mph (110.19 km/h) |
| 65 mph (104.61 km/h) | 74.17 mph (119.37 km/h) |
| 70 mph (112.65 km/h) | 79.88 mph (128.56 km/h) |
| 75 mph (120.7 km/h) | 85.59 mph (137.74 km/h) |
| 80 mph (128.75 km/h) | 91.29 mph (146.92 km/h) |
| 85 mph (136.79 km/h) | 97 mph (156.1 km/h) |
| 90 mph (144.84 km/h) | 102.7 mph (165.29 km/h) |
| 95 mph (152.89 km/h) | 108.41 mph (174.47 km/h) |
| 100 mph (160.93 km/h) | 114.11 mph (183.65 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1379 | 1602 | 1726 | 1802 | 1884 | 1943 | 2007 | 2084 | 2189 | 2295 | 2412 | 2506 | 2677 | 2864 | 3011 | 3105 | 3158 | 3352 | 3622 | 4209 |
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