Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 355/25-21 | 265/55-16 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.99 (710.9) | 27.48 (697.9) | -0.51 (-13) -1.8% |
| Width inches (mm) | 13.98 (355) | 10.43 (265) | -3.54 (-90) -25.4% |
| Circum. inches (mm) | 87.93 (2233.36) | 86.32 (2192.52) | -1.61 (-40.84) -1.8% |
| Sidewall Height inches (mm) | 3.49 (88.75) | 5.74 (145.75) | 2.24 (57) 64.2% |
| Revolutions per mile (km) | 720.59 (447.76) | 734.02 (456.1) | 13.42 (8.34) 1.9% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 19.63 mph (31.6 km/h) |
| 25 mph (40.23 km/h) | 24.54 mph (39.5 km/h) |
| 30 mph (48.28 km/h) | 29.45 mph (47.4 km/h) |
| 35 mph (56.33 km/h) | 34.36 mph (55.3 km/h) |
| 40 mph (64.37 km/h) | 39.27 mph (63.2 km/h) |
| 45 mph (72.42 km/h) | 44.18 mph (71.1 km/h) |
| 50 mph (80.47 km/h) | 49.09 mph (79 km/h) |
| 55 mph (88.51 km/h) | 53.99 mph (86.9 km/h) |
| 60 mph (96.56 km/h) | 58.9 mph (94.8 km/h) |
| 65 mph (104.61 km/h) | 63.81 mph (102.69 km/h) |
| 70 mph (112.65 km/h) | 68.72 mph (110.59 km/h) |
| 75 mph (120.7 km/h) | 73.63 mph (118.49 km/h) |
| 80 mph (128.75 km/h) | 78.54 mph (126.39 km/h) |
| 85 mph (136.79 km/h) | 83.45 mph (134.29 km/h) |
| 90 mph (144.84 km/h) | 88.35 mph (142.19 km/h) |
| 95 mph (152.89 km/h) | 93.26 mph (150.09 km/h) |
| 100 mph (160.93 km/h) | 98.17 mph (157.99 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1868 | 2170 | 2337 | 2440 | 2552 | 2631 | 2718 | 2822 | 2965 | 3108 | 3267 | 3394 | 3625 | 3879 | 4078 | 4205 | 4276 | 4539 | 4904 | 5699 |
Better Fuel Economy Factory Ratios Increased Power
