Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 24/8-12 | 215/40-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.99 (609.3) | 18.77 (476.8) | -5.22 (-132.5) -21.7% |
| Width inches (mm) | 7.99 (203) | 8.46 (215) | 0.47 (12) 5.9% |
| Circum. inches (mm) | 75.36 (1914.17) | 58.97 (1497.91) | -16.39 (-416.26) -21.7% |
| Sidewall Height inches (mm) | 5.99 (152.25) | 3.39 (86) | -2.61 (-66.25) -43.5% |
| Revolutions per mile (km) | 840.75 (522.42) | 1074.39 (667.59) | 233.64 (145.18) 27.8% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 15.65 mph (25.19 km/h) |
| 25 mph (40.23 km/h) | 19.56 mph (31.48 km/h) |
| 30 mph (48.28 km/h) | 23.48 mph (37.78 km/h) |
| 35 mph (56.33 km/h) | 27.39 mph (44.08 km/h) |
| 40 mph (64.37 km/h) | 31.3 mph (50.37 km/h) |
| 45 mph (72.42 km/h) | 35.21 mph (56.67 km/h) |
| 50 mph (80.47 km/h) | 39.13 mph (62.97 km/h) |
| 55 mph (88.51 km/h) | 43.04 mph (69.27 km/h) |
| 60 mph (96.56 km/h) | 46.95 mph (75.56 km/h) |
| 65 mph (104.61 km/h) | 50.86 mph (81.86 km/h) |
| 70 mph (112.65 km/h) | 54.78 mph (88.16 km/h) |
| 75 mph (120.7 km/h) | 58.69 mph (94.45 km/h) |
| 80 mph (128.75 km/h) | 62.6 mph (100.75 km/h) |
| 85 mph (136.79 km/h) | 66.52 mph (107.05 km/h) |
| 90 mph (144.84 km/h) | 70.43 mph (113.34 km/h) |
| 95 mph (152.89 km/h) | 74.34 mph (119.64 km/h) |
| 100 mph (160.93 km/h) | 78.25 mph (125.94 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Better Fuel Economy Factory Ratios Increased Power
