Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 32/10-17 | 34/12.5-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 32 (812.8) | 34.03 (864.28) | 2.03 (51.48) 6.3% |
| Width inches (mm) | 10 (254) | 12.52 (318) | 2.52 (64) 25.2% |
| Circum. inches (mm) | 100.53 (2553.49) | 106.9 (2715.22) | 6.37 (161.73) 6.3% |
| Sidewall Height inches (mm) | 7.5 (190.5) | 8.51 (216.24) | 1.01 (25.74) 13.5% |
| Revolutions per mile (km) | 630.25 (391.62) | 592.71 (368.29) | -37.54 (-23.33) -6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.27 mph (34.23 km/h) |
| 25 mph (40.23 km/h) | 26.58 mph (42.78 km/h) |
| 30 mph (48.28 km/h) | 31.9 mph (51.34 km/h) |
| 35 mph (56.33 km/h) | 37.22 mph (59.89 km/h) |
| 40 mph (64.37 km/h) | 42.53 mph (68.45 km/h) |
| 45 mph (72.42 km/h) | 47.85 mph (77.01 km/h) |
| 50 mph (80.47 km/h) | 53.17 mph (85.56 km/h) |
| 55 mph (88.51 km/h) | 58.48 mph (94.12 km/h) |
| 60 mph (96.56 km/h) | 63.8 mph (102.68 km/h) |
| 65 mph (104.61 km/h) | 69.12 mph (111.23 km/h) |
| 70 mph (112.65 km/h) | 74.43 mph (119.79 km/h) |
| 75 mph (120.7 km/h) | 79.75 mph (128.35 km/h) |
| 80 mph (128.75 km/h) | 85.07 mph (136.9 km/h) |
| 85 mph (136.79 km/h) | 90.38 mph (145.46 km/h) |
| 90 mph (144.84 km/h) | 95.7 mph (154.01 km/h) |
| 95 mph (152.89 km/h) | 101.02 mph (162.57 km/h) |
| 100 mph (160.93 km/h) | 106.33 mph (171.13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1508 | 1752 | 1887 | 1970 | 2060 | 2125 | 2195 | 2279 | 2394 | 2510 | 2638 | 2741 | 2927 | 3132 | 3293 | 3395 | 3453 | 3665 | 3960 | 4602 |
Better Fuel Economy Factory Ratios Increased Power
