Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 27/8.5-15 | 210/60-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 27.08 (687.72) | 24.92 (633) | -2.15 (-54.72) -8% |
| Width inches (mm) | 8.5 (216) | 8.27 (210) | -0.24 (-6) -2.8% |
| Circum. inches (mm) | 85.06 (2160.54) | 78.29 (1988.63) | -6.77 (-171.91) -8% |
| Sidewall Height inches (mm) | 6.04 (153.36) | 4.96 (126) | -1.08 (-27.36) -17.8% |
| Revolutions per mile (km) | 744.88 (462.85) | 809.27 (502.86) | 64.39 (40.01) 8.6% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.41 mph (29.63 km/h) |
| 25 mph (40.23 km/h) | 23.01 mph (37.03 km/h) |
| 30 mph (48.28 km/h) | 27.61 mph (44.44 km/h) |
| 35 mph (56.33 km/h) | 32.22 mph (51.85 km/h) |
| 40 mph (64.37 km/h) | 36.82 mph (59.25 km/h) |
| 45 mph (72.42 km/h) | 41.42 mph (66.66 km/h) |
| 50 mph (80.47 km/h) | 46.02 mph (74.06 km/h) |
| 55 mph (88.51 km/h) | 50.62 mph (81.47 km/h) |
| 60 mph (96.56 km/h) | 55.23 mph (88.88 km/h) |
| 65 mph (104.61 km/h) | 59.83 mph (96.28 km/h) |
| 70 mph (112.65 km/h) | 64.43 mph (103.69 km/h) |
| 75 mph (120.7 km/h) | 69.03 mph (111.1 km/h) |
| 80 mph (128.75 km/h) | 73.63 mph (118.5 km/h) |
| 85 mph (136.79 km/h) | 78.24 mph (125.91 km/h) |
| 90 mph (144.84 km/h) | 82.84 mph (133.32 km/h) |
| 95 mph (152.89 km/h) | 87.44 mph (140.72 km/h) |
| 100 mph (160.93 km/h) | 92.04 mph (148.13 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2059 | 2392 | 2576 | 2690 | 2813 | 2901 | 2997 | 3111 | 3269 | 3427 | 3602 | 3742 | 3996 | 4277 | 4496 | 4636 | 4715 | 5004 | 5407 | 6284 |
Better Fuel Economy Factory Ratios Increased Power
