Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 295/45-19 | 295/40-21 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 29.45 (748.1) | 30.29 (769.4) | 0.84 (21.3) 2.8% |
| Width inches (mm) | 11.61 (295) | 11.61 (295) | 0 (0) 0% |
| Circum. inches (mm) | 92.53 (2350.23) | 95.16 (2417.14) | 2.63 (66.92) 2.8% |
| Sidewall Height inches (mm) | 5.23 (132.75) | 4.65 (118) | -0.58 (-14.75) -11.1% |
| Revolutions per mile (km) | 684.76 (425.49) | 665.8 (413.71) | -18.96 (-11.78) -2.8% |
295/40-21 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.57 mph (33.1 km/h) |
| 25 mph (40.23 km/h) | 25.71 mph (41.38 km/h) |
| 30 mph (48.28 km/h) | 30.85 mph (49.66 km/h) |
| 35 mph (56.33 km/h) | 36 mph (57.93 km/h) |
| 40 mph (64.37 km/h) | 41.14 mph (66.21 km/h) |
| 45 mph (72.42 km/h) | 46.28 mph (74.48 km/h) |
| 50 mph (80.47 km/h) | 51.42 mph (82.76 km/h) |
| 55 mph (88.51 km/h) | 56.57 mph (91.03 km/h) |
| 60 mph (96.56 km/h) | 61.71 mph (99.31 km/h) |
| 65 mph (104.61 km/h) | 66.85 mph (107.59 km/h) |
| 70 mph (112.65 km/h) | 71.99 mph (115.86 km/h) |
| 75 mph (120.7 km/h) | 77.14 mph (124.14 km/h) |
| 80 mph (128.75 km/h) | 82.28 mph (132.41 km/h) |
| 85 mph (136.79 km/h) | 87.42 mph (140.69 km/h) |
| 90 mph (144.84 km/h) | 92.56 mph (148.97 km/h) |
| 95 mph (152.89 km/h) | 97.7 mph (157.24 km/h) |
| 100 mph (160.93 km/h) | 102.85 mph (165.52 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1694 | 1968 | 2120 | 2213 | 2314 | 2387 | 2466 | 2560 | 2689 | 2819 | 2963 | 3079 | 3288 | 3518 | 3699 | 3814 | 3879 | 4117 | 4449 | 5170 |
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