Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 275/30-21 | 295/35-21 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.5 (698.4) | 29.13 (739.9) | 1.63 (41.5) 5.9% |
| Width inches (mm) | 10.83 (275) | 11.61 (295) | 0.79 (20) 7.3% |
| Circum. inches (mm) | 86.38 (2194.09) | 91.51 (2324.46) | 5.13 (130.38) 5.9% |
| Sidewall Height inches (mm) | 3.25 (82.5) | 4.06 (103.25) | 0.82 (20.75) 25.2% |
| Revolutions per mile (km) | 733.49 (455.77) | 692.35 (430.21) | -41.14 (-25.56) -5.6% |
295/35-21 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 21.19 mph (34.1 km/h) |
| 25 mph (40.23 km/h) | 26.49 mph (42.62 km/h) |
| 30 mph (48.28 km/h) | 31.78 mph (51.15 km/h) |
| 35 mph (56.33 km/h) | 37.08 mph (59.67 km/h) |
| 40 mph (64.37 km/h) | 42.38 mph (68.2 km/h) |
| 45 mph (72.42 km/h) | 47.67 mph (76.72 km/h) |
| 50 mph (80.47 km/h) | 52.97 mph (85.25 km/h) |
| 55 mph (88.51 km/h) | 58.27 mph (93.77 km/h) |
| 60 mph (96.56 km/h) | 63.57 mph (102.3 km/h) |
| 65 mph (104.61 km/h) | 68.86 mph (110.82 km/h) |
| 70 mph (112.65 km/h) | 74.16 mph (119.35 km/h) |
| 75 mph (120.7 km/h) | 79.46 mph (127.87 km/h) |
| 80 mph (128.75 km/h) | 84.75 mph (136.4 km/h) |
| 85 mph (136.79 km/h) | 90.05 mph (144.92 km/h) |
| 90 mph (144.84 km/h) | 95.35 mph (153.45 km/h) |
| 95 mph (152.89 km/h) | 100.65 mph (161.97 km/h) |
| 100 mph (160.93 km/h) | 105.94 mph (170.5 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1762 | 2047 | 2204 | 2302 | 2407 | 2482 | 2564 | 2662 | 2797 | 2932 | 3081 | 3201 | 3419 | 3659 | 3846 | 3966 | 4034 | 4281 | 4626 | 5376 |
Better Fuel Economy Factory Ratios Increased Power
