Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/25-23 | 345/40-26 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.2 (741.7) | 36.87 (936.4) | 7.67 (194.7) 26.3% |
| Width inches (mm) | 12.4 (315) | 13.58 (345) | 1.18 (30) 9.5% |
| Circum. inches (mm) | 91.74 (2330.12) | 115.82 (2941.79) | 24.08 (611.67) 26.3% |
| Sidewall Height inches (mm) | 3.1 (78.75) | 5.43 (138) | 2.33 (59.25) 75.2% |
| Revolutions per mile (km) | 690.67 (429.16) | 547.06 (339.93) | -143.61 (-89.23) -20.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 25.25 mph (40.64 km/h) |
| 25 mph (40.23 km/h) | 31.56 mph (50.8 km/h) |
| 30 mph (48.28 km/h) | 37.88 mph (60.95 km/h) |
| 35 mph (56.33 km/h) | 44.19 mph (71.11 km/h) |
| 40 mph (64.37 km/h) | 50.5 mph (81.27 km/h) |
| 45 mph (72.42 km/h) | 56.81 mph (91.43 km/h) |
| 50 mph (80.47 km/h) | 63.13 mph (101.59 km/h) |
| 55 mph (88.51 km/h) | 69.44 mph (111.75 km/h) |
| 60 mph (96.56 km/h) | 75.75 mph (121.91 km/h) |
| 65 mph (104.61 km/h) | 82.06 mph (132.07 km/h) |
| 70 mph (112.65 km/h) | 88.38 mph (142.23 km/h) |
| 75 mph (120.7 km/h) | 94.69 mph (152.39 km/h) |
| 80 mph (128.75 km/h) | 101 mph (162.54 km/h) |
| 85 mph (136.79 km/h) | 107.31 mph (172.7 km/h) |
| 90 mph (144.84 km/h) | 113.63 mph (182.86 km/h) |
| 95 mph (152.89 km/h) | 119.94 mph (193.02 km/h) |
| 100 mph (160.93 km/h) | 126.25 mph (203.18 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1392 | 1617 | 1742 | 1819 | 1902 | 1961 | 2026 | 2103 | 2210 | 2316 | 2435 | 2530 | 2701 | 2891 | 3039 | 3134 | 3187 | 3383 | 3655 | 4248 |
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