Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 24/8-12 | 255/70-12 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 23.99 (609.3) | 26.06 (661.8) | 2.07 (52.5) 8.6% |
| Width inches (mm) | 7.99 (203) | 10.04 (255) | 2.05 (52) 25.6% |
| Circum. inches (mm) | 75.36 (1914.17) | 81.85 (2079.11) | 6.49 (164.93) 8.6% |
| Sidewall Height inches (mm) | 5.99 (152.25) | 7.03 (178.5) | 1.03 (26.25) 17.2% |
| Revolutions per mile (km) | 840.75 (522.42) | 774.06 (480.98) | -66.7 (-41.44) -7.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.72 mph (34.96 km/h) |
| 25 mph (40.23 km/h) | 27.15 mph (43.7 km/h) |
| 30 mph (48.28 km/h) | 32.58 mph (52.44 km/h) |
| 35 mph (56.33 km/h) | 38.02 mph (61.18 km/h) |
| 40 mph (64.37 km/h) | 43.45 mph (69.92 km/h) |
| 45 mph (72.42 km/h) | 48.88 mph (78.66 km/h) |
| 50 mph (80.47 km/h) | 54.31 mph (87.4 km/h) |
| 55 mph (88.51 km/h) | 59.74 mph (96.14 km/h) |
| 60 mph (96.56 km/h) | 65.17 mph (104.88 km/h) |
| 65 mph (104.61 km/h) | 70.6 mph (113.62 km/h) |
| 70 mph (112.65 km/h) | 76.03 mph (122.36 km/h) |
| 75 mph (120.7 km/h) | 81.46 mph (131.1 km/h) |
| 80 mph (128.75 km/h) | 86.89 mph (139.84 km/h) |
| 85 mph (136.79 km/h) | 92.32 mph (148.58 km/h) |
| 90 mph (144.84 km/h) | 97.75 mph (157.32 km/h) |
| 95 mph (152.89 km/h) | 103.19 mph (166.06 km/h) |
| 100 mph (160.93 km/h) | 108.62 mph (174.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1970 | 2288 | 2464 | 2573 | 2691 | 2775 | 2867 | 2976 | 3127 | 3277 | 3445 | 3579 | 3822 | 4091 | 4300 | 4434 | 4510 | 4786 | 5172 | 6010 |
Better Fuel Economy Factory Ratios Increased Power
