Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 355/35-24 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 33.78 (858.1) | 5.8 (147.2) 20.7% |
| Width inches (mm) | 13.98 (355) | 13.98 (355) | 0 (0) 0% |
| Circum. inches (mm) | 87.93 (2233.36) | 106.13 (2695.8) | 18.21 (462.44) 20.7% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 4.89 (124.25) | 1.4 (35.5) 40% |
| Revolutions per mile (km) | 720.59 (447.76) | 596.98 (370.95) | -123.61 (-76.81) -17.2% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 24.14 mph (38.85 km/h) |
| 25 mph (40.23 km/h) | 30.18 mph (48.56 km/h) |
| 30 mph (48.28 km/h) | 36.21 mph (58.28 km/h) |
| 35 mph (56.33 km/h) | 42.25 mph (67.99 km/h) |
| 40 mph (64.37 km/h) | 48.28 mph (77.7 km/h) |
| 45 mph (72.42 km/h) | 54.32 mph (87.42 km/h) |
| 50 mph (80.47 km/h) | 60.35 mph (97.13 km/h) |
| 55 mph (88.51 km/h) | 66.39 mph (106.84 km/h) |
| 60 mph (96.56 km/h) | 72.42 mph (116.55 km/h) |
| 65 mph (104.61 km/h) | 78.46 mph (126.27 km/h) |
| 70 mph (112.65 km/h) | 84.49 mph (135.98 km/h) |
| 75 mph (120.7 km/h) | 90.53 mph (145.69 km/h) |
| 80 mph (128.75 km/h) | 96.56 mph (155.41 km/h) |
| 85 mph (136.79 km/h) | 102.6 mph (165.12 km/h) |
| 90 mph (144.84 km/h) | 108.64 mph (174.83 km/h) |
| 95 mph (152.89 km/h) | 114.67 mph (184.55 km/h) |
| 100 mph (160.93 km/h) | 120.71 mph (194.26 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1519 | 1765 | 1901 | 1985 | 2075 | 2140 | 2211 | 2295 | 2411 | 2528 | 2657 | 2760 | 2948 | 3155 | 3316 | 3420 | 3478 | 3691 | 3989 | 4635 |
Better Fuel Economy Factory Ratios Increased Power
