Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 265/35-21 | 245/35-21 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 28.3 (718.9) | 27.75 (704.9) | -0.55 (-14) -1.9% |
| Width inches (mm) | 10.43 (265) | 9.65 (245) | -0.79 (-20) -7.5% |
| Circum. inches (mm) | 88.92 (2258.49) | 87.19 (2214.51) | -1.73 (-43.98) -1.9% |
| Sidewall Height inches (mm) | 3.65 (92.75) | 3.38 (85.75) | -0.28 (-7) -7.5% |
| Revolutions per mile (km) | 712.57 (442.77) | 726.73 (451.57) | 14.15 (8.79) 2% |
245/35-21 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.61 mph (31.56 km/h) |
| 25 mph (40.23 km/h) | 24.51 mph (39.45 km/h) |
| 30 mph (48.28 km/h) | 29.42 mph (47.34 km/h) |
| 35 mph (56.33 km/h) | 34.32 mph (55.23 km/h) |
| 40 mph (64.37 km/h) | 39.22 mph (63.12 km/h) |
| 45 mph (72.42 km/h) | 44.12 mph (71.01 km/h) |
| 50 mph (80.47 km/h) | 49.03 mph (78.9 km/h) |
| 55 mph (88.51 km/h) | 53.93 mph (86.79 km/h) |
| 60 mph (96.56 km/h) | 58.83 mph (94.68 km/h) |
| 65 mph (104.61 km/h) | 63.73 mph (102.57 km/h) |
| 70 mph (112.65 km/h) | 68.64 mph (110.46 km/h) |
| 75 mph (120.7 km/h) | 73.54 mph (118.35 km/h) |
| 80 mph (128.75 km/h) | 78.44 mph (126.24 km/h) |
| 85 mph (136.79 km/h) | 83.34 mph (134.13 km/h) |
| 90 mph (144.84 km/h) | 88.25 mph (142.02 km/h) |
| 95 mph (152.89 km/h) | 93.15 mph (149.91 km/h) |
| 100 mph (160.93 km/h) | 98.05 mph (157.8 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1849 | 2148 | 2314 | 2416 | 2526 | 2605 | 2691 | 2794 | 2935 | 3077 | 3234 | 3360 | 3589 | 3840 | 4037 | 4163 | 4234 | 4494 | 4856 | 5643 |
Better Fuel Economy Factory Ratios Increased Power
