Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 245/35-16 | 245/40-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 22.75 (577.9) | 26.72 (678.6) | 3.96 (100.7) 17.4% |
| Width inches (mm) | 9.65 (245) | 9.65 (245) | 0 (0) 0% |
| Circum. inches (mm) | 71.48 (1815.53) | 83.93 (2131.88) | 12.46 (316.36) 17.4% |
| Sidewall Height inches (mm) | 3.38 (85.75) | 3.86 (98) | 0.48 (12.25) 14.3% |
| Revolutions per mile (km) | 886.43 (550.8) | 754.89 (469.07) | -131.54 (-81.74) -14.8% |
245/40-19 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 23.49 mph (37.8 km/h) |
| 25 mph (40.23 km/h) | 29.36 mph (47.24 km/h) |
| 30 mph (48.28 km/h) | 35.23 mph (56.69 km/h) |
| 35 mph (56.33 km/h) | 41.1 mph (66.14 km/h) |
| 40 mph (64.37 km/h) | 46.97 mph (75.59 km/h) |
| 45 mph (72.42 km/h) | 52.84 mph (85.04 km/h) |
| 50 mph (80.47 km/h) | 58.71 mph (94.49 km/h) |
| 55 mph (88.51 km/h) | 64.58 mph (103.94 km/h) |
| 60 mph (96.56 km/h) | 70.46 mph (113.39 km/h) |
| 65 mph (104.61 km/h) | 76.33 mph (122.84 km/h) |
| 70 mph (112.65 km/h) | 82.2 mph (132.28 km/h) |
| 75 mph (120.7 km/h) | 88.07 mph (141.73 km/h) |
| 80 mph (128.75 km/h) | 93.94 mph (151.18 km/h) |
| 85 mph (136.79 km/h) | 99.81 mph (160.63 km/h) |
| 90 mph (144.84 km/h) | 105.68 mph (170.08 km/h) |
| 95 mph (152.89 km/h) | 111.55 mph (179.53 km/h) |
| 100 mph (160.93 km/h) | 117.43 mph (188.98 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1921 | 2232 | 2403 | 2510 | 2624 | 2706 | 2796 | 2902 | 3049 | 3196 | 3360 | 3491 | 3728 | 3989 | 4194 | 4324 | 4398 | 4668 | 5044 | 5861 |
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