Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 305/75-16 | 35/12.5-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 34.01 (863.9) | 35.03 (889.76) | 1.02 (25.86) 3% |
| Width inches (mm) | 12.01 (305) | 12.52 (318) | 0.51 (13) 4.3% |
| Circum. inches (mm) | 106.85 (2714.02) | 110.05 (2795.26) | 3.2 (81.24) 3% |
| Sidewall Height inches (mm) | 9.01 (228.75) | 9.51 (241.68) | 0.51 (12.93) 5.7% |
| Revolutions per mile (km) | 592.97 (368.46) | 575.74 (357.75) | -17.23 (-10.71) -2.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.6 mph (33.15 km/h) |
| 25 mph (40.23 km/h) | 25.75 mph (41.44 km/h) |
| 30 mph (48.28 km/h) | 30.9 mph (49.73 km/h) |
| 35 mph (56.33 km/h) | 36.05 mph (58.01 km/h) |
| 40 mph (64.37 km/h) | 41.2 mph (66.3 km/h) |
| 45 mph (72.42 km/h) | 46.35 mph (74.59 km/h) |
| 50 mph (80.47 km/h) | 51.5 mph (82.88 km/h) |
| 55 mph (88.51 km/h) | 56.65 mph (91.16 km/h) |
| 60 mph (96.56 km/h) | 61.8 mph (99.45 km/h) |
| 65 mph (104.61 km/h) | 66.95 mph (107.74 km/h) |
| 70 mph (112.65 km/h) | 72.1 mph (116.03 km/h) |
| 75 mph (120.7 km/h) | 77.25 mph (124.31 km/h) |
| 80 mph (128.75 km/h) | 82.39 mph (132.6 km/h) |
| 85 mph (136.79 km/h) | 87.54 mph (140.89 km/h) |
| 90 mph (144.84 km/h) | 92.69 mph (149.18 km/h) |
| 95 mph (152.89 km/h) | 97.84 mph (157.46 km/h) |
| 100 mph (160.93 km/h) | 102.99 mph (165.75 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1465 | 1702 | 1833 | 1914 | 2001 | 2064 | 2132 | 2213 | 2326 | 2438 | 2562 | 2662 | 2843 | 3043 | 3198 | 3298 | 3354 | 3560 | 3847 | 4470 |
Better Fuel Economy Factory Ratios Increased Power
