Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 285/35-19 | 315/35-19 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.85 (682.1) | 27.68 (703.1) | 0.83 (21) 3.1% |
| Width inches (mm) | 11.22 (285) | 12.4 (315) | 1.18 (30) 10.5% |
| Circum. inches (mm) | 84.37 (2142.88) | 86.96 (2208.85) | 2.6 (65.97) 3.1% |
| Sidewall Height inches (mm) | 3.93 (99.75) | 4.34 (110.25) | 0.41 (10.5) 10.5% |
| Revolutions per mile (km) | 751.02 (466.66) | 728.59 (452.72) | -22.43 (-13.94) -3% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.62 mph (33.18 km/h) |
| 25 mph (40.23 km/h) | 25.77 mph (41.47 km/h) |
| 30 mph (48.28 km/h) | 30.92 mph (49.77 km/h) |
| 35 mph (56.33 km/h) | 36.08 mph (58.06 km/h) |
| 40 mph (64.37 km/h) | 41.23 mph (66.36 km/h) |
| 45 mph (72.42 km/h) | 46.39 mph (74.65 km/h) |
| 50 mph (80.47 km/h) | 51.54 mph (82.94 km/h) |
| 55 mph (88.51 km/h) | 56.69 mph (91.24 km/h) |
| 60 mph (96.56 km/h) | 61.85 mph (99.53 km/h) |
| 65 mph (104.61 km/h) | 67 mph (107.83 km/h) |
| 70 mph (112.65 km/h) | 72.16 mph (116.12 km/h) |
| 75 mph (120.7 km/h) | 77.31 mph (124.42 km/h) |
| 80 mph (128.75 km/h) | 82.46 mph (132.71 km/h) |
| 85 mph (136.79 km/h) | 87.62 mph (141.01 km/h) |
| 90 mph (144.84 km/h) | 92.77 mph (149.3 km/h) |
| 95 mph (152.89 km/h) | 97.92 mph (157.59 km/h) |
| 100 mph (160.93 km/h) | 103.08 mph (165.89 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1854 | 2154 | 2320 | 2422 | 2533 | 2612 | 2698 | 2801 | 2943 | 3085 | 3243 | 3369 | 3598 | 3850 | 4047 | 4174 | 4245 | 4505 | 4868 | 5657 |
Better Fuel Economy Factory Ratios Increased Power
