Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 24/8-12 | 25/9-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.99 (609.3) | 24.98 (634.56) | 0.99 (25.26) 4.1% |
| Width inches (mm) | 7.99 (203) | 9.02 (229) | 1.02 (26) 12.8% |
| Circum. inches (mm) | 75.36 (1914.17) | 78.49 (1993.53) | 3.12 (79.36) 4.1% |
| Sidewall Height inches (mm) | 5.99 (152.25) | 6.49 (164.88) | 0.5 (12.63) 8.3% |
| Revolutions per mile (km) | 840.75 (522.42) | 807.28 (501.62) | -33.47 (-20.8) -4% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.83 mph (33.52 km/h) |
| 25 mph (40.23 km/h) | 26.04 mph (41.9 km/h) |
| 30 mph (48.28 km/h) | 31.24 mph (50.28 km/h) |
| 35 mph (56.33 km/h) | 36.45 mph (58.66 km/h) |
| 40 mph (64.37 km/h) | 41.66 mph (67.04 km/h) |
| 45 mph (72.42 km/h) | 46.87 mph (75.42 km/h) |
| 50 mph (80.47 km/h) | 52.07 mph (83.8 km/h) |
| 55 mph (88.51 km/h) | 57.28 mph (92.18 km/h) |
| 60 mph (96.56 km/h) | 62.49 mph (100.56 km/h) |
| 65 mph (104.61 km/h) | 67.69 mph (108.94 km/h) |
| 70 mph (112.65 km/h) | 72.9 mph (117.32 km/h) |
| 75 mph (120.7 km/h) | 78.11 mph (125.7 km/h) |
| 80 mph (128.75 km/h) | 83.32 mph (134.09 km/h) |
| 85 mph (136.79 km/h) | 88.52 mph (142.47 km/h) |
| 90 mph (144.84 km/h) | 93.73 mph (150.85 km/h) |
| 95 mph (152.89 km/h) | 98.94 mph (159.23 km/h) |
| 100 mph (160.93 km/h) | 104.15 mph (167.61 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2054 | 2387 | 2570 | 2684 | 2806 | 2894 | 2990 | 3103 | 3261 | 3418 | 3593 | 3733 | 3986 | 4266 | 4485 | 4625 | 4703 | 4992 | 5394 | 6268 |
Better Fuel Economy Factory Ratios Increased Power
