Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 315/75-15 | 33/10.5-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 33.6 (853.5) | 33.08 (840.24) | -0.52 (-13.26) -1.6% |
| Width inches (mm) | 12.4 (315) | 10.51 (267) | -1.89 (-48) -15.2% |
| Circum. inches (mm) | 105.56 (2681.35) | 103.92 (2639.69) | -1.64 (-41.66) -1.6% |
| Sidewall Height inches (mm) | 9.3 (236.25) | 9.04 (229.62) | -0.26 (-6.63) -2.8% |
| Revolutions per mile (km) | 600.2 (372.95) | 609.67 (378.83) | 9.47 (5.89) 1.6% |
33/10.5-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.69 mph (31.69 km/h) |
| 25 mph (40.23 km/h) | 24.61 mph (39.61 km/h) |
| 30 mph (48.28 km/h) | 29.53 mph (47.53 km/h) |
| 35 mph (56.33 km/h) | 34.46 mph (55.45 km/h) |
| 40 mph (64.37 km/h) | 39.38 mph (63.37 km/h) |
| 45 mph (72.42 km/h) | 44.3 mph (71.3 km/h) |
| 50 mph (80.47 km/h) | 49.22 mph (79.22 km/h) |
| 55 mph (88.51 km/h) | 54.15 mph (87.14 km/h) |
| 60 mph (96.56 km/h) | 59.07 mph (95.06 km/h) |
| 65 mph (104.61 km/h) | 63.99 mph (102.98 km/h) |
| 70 mph (112.65 km/h) | 68.91 mph (110.9 km/h) |
| 75 mph (120.7 km/h) | 73.83 mph (118.83 km/h) |
| 80 mph (128.75 km/h) | 78.76 mph (126.75 km/h) |
| 85 mph (136.79 km/h) | 83.68 mph (134.67 km/h) |
| 90 mph (144.84 km/h) | 88.6 mph (142.59 km/h) |
| 95 mph (152.89 km/h) | 93.52 mph (150.51 km/h) |
| 100 mph (160.93 km/h) | 98.45 mph (158.43 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1551 | 1802 | 1941 | 2027 | 2119 | 2185 | 2258 | 2344 | 2463 | 2581 | 2713 | 2819 | 3011 | 3222 | 3387 | 3493 | 3552 | 3770 | 4074 | 4734 |
Better Fuel Economy Factory Ratios Increased Power
