Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/40-19 | 335/25-20 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.92 (734.6) | 26.59 (675.5) | -2.33 (-59.1) -8% |
| Width inches (mm) | 12.4 (315) | 13.19 (335) | 0.79 (20) 6.3% |
| Circum. inches (mm) | 90.86 (2307.81) | 83.55 (2122.15) | -7.31 (-185.67) -8% |
| Sidewall Height inches (mm) | 4.96 (126) | 3.3 (83.75) | -1.66 (-42.25) -33.5% |
| Revolutions per mile (km) | 697.35 (433.31) | 758.36 (471.22) | 61.01 (37.91) 8.7% |
335/25-20 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.39 mph (29.6 km/h) |
| 25 mph (40.23 km/h) | 22.99 mph (37 km/h) |
| 30 mph (48.28 km/h) | 27.59 mph (44.4 km/h) |
| 35 mph (56.33 km/h) | 32.18 mph (51.8 km/h) |
| 40 mph (64.37 km/h) | 36.78 mph (59.19 km/h) |
| 45 mph (72.42 km/h) | 41.38 mph (66.59 km/h) |
| 50 mph (80.47 km/h) | 45.98 mph (73.99 km/h) |
| 55 mph (88.51 km/h) | 50.58 mph (81.39 km/h) |
| 60 mph (96.56 km/h) | 55.17 mph (88.79 km/h) |
| 65 mph (104.61 km/h) | 59.77 mph (96.19 km/h) |
| 70 mph (112.65 km/h) | 64.37 mph (103.59 km/h) |
| 75 mph (120.7 km/h) | 68.97 mph (110.99 km/h) |
| 80 mph (128.75 km/h) | 73.56 mph (118.39 km/h) |
| 85 mph (136.79 km/h) | 78.16 mph (125.79 km/h) |
| 90 mph (144.84 km/h) | 82.76 mph (133.19 km/h) |
| 95 mph (152.89 km/h) | 87.36 mph (140.59 km/h) |
| 100 mph (160.93 km/h) | 91.95 mph (147.99 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1930 | 2242 | 2414 | 2521 | 2636 | 2718 | 2809 | 2915 | 3063 | 3211 | 3375 | 3507 | 3745 | 4008 | 4213 | 4344 | 4418 | 4689 | 5067 | 5888 |
Better Fuel Economy Factory Ratios Increased Power
