Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 24/8-12 | 215/50-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.99 (609.3) | 20.46 (519.8) | -3.52 (-89.5) -14.7% |
| Width inches (mm) | 7.99 (203) | 8.46 (215) | 0.47 (12) 5.9% |
| Circum. inches (mm) | 75.36 (1914.17) | 64.29 (1633) | -11.07 (-281.17) -14.7% |
| Sidewall Height inches (mm) | 5.99 (152.25) | 4.23 (107.5) | -1.76 (-44.75) -29.4% |
| Revolutions per mile (km) | 840.75 (522.42) | 985.51 (612.37) | 144.76 (89.95) 17.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 17.06 mph (27.46 km/h) |
| 25 mph (40.23 km/h) | 21.33 mph (34.32 km/h) |
| 30 mph (48.28 km/h) | 25.59 mph (41.19 km/h) |
| 35 mph (56.33 km/h) | 29.86 mph (48.05 km/h) |
| 40 mph (64.37 km/h) | 34.12 mph (54.92 km/h) |
| 45 mph (72.42 km/h) | 38.39 mph (61.78 km/h) |
| 50 mph (80.47 km/h) | 42.66 mph (68.65 km/h) |
| 55 mph (88.51 km/h) | 46.92 mph (75.51 km/h) |
| 60 mph (96.56 km/h) | 51.19 mph (82.38 km/h) |
| 65 mph (104.61 km/h) | 55.45 mph (89.24 km/h) |
| 70 mph (112.65 km/h) | 59.72 mph (96.11 km/h) |
| 75 mph (120.7 km/h) | 63.98 mph (102.97 km/h) |
| 80 mph (128.75 km/h) | 68.25 mph (109.84 km/h) |
| 85 mph (136.79 km/h) | 72.51 mph (116.7 km/h) |
| 90 mph (144.84 km/h) | 76.78 mph (123.57 km/h) |
| 95 mph (152.89 km/h) | 81.05 mph (130.43 km/h) |
| 100 mph (160.93 km/h) | 85.31 mph (137.3 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
