Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 27/8.5-14 | 215/75-15 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 26.93 (683.92) | 27.7 (703.5) | 0.77 (19.58) 2.9% |
| Width inches (mm) | 8.5 (216) | 8.46 (215) | -0.04 (-1) -0.5% |
| Circum. inches (mm) | 84.59 (2148.6) | 87.01 (2210.11) | 2.42 (61.51) 2.9% |
| Sidewall Height inches (mm) | 6.46 (164.16) | 6.35 (161.25) | -0.11 (-2.91) -1.8% |
| Revolutions per mile (km) | 749.02 (465.42) | 728.17 (452.47) | -20.85 (-12.95) -2.8% |
215/75-15 Tires
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 20.57 mph (33.11 km/h) |
| 25 mph (40.23 km/h) | 25.72 mph (41.39 km/h) |
| 30 mph (48.28 km/h) | 30.86 mph (49.66 km/h) |
| 35 mph (56.33 km/h) | 36 mph (57.94 km/h) |
| 40 mph (64.37 km/h) | 41.15 mph (66.22 km/h) |
| 45 mph (72.42 km/h) | 46.29 mph (74.49 km/h) |
| 50 mph (80.47 km/h) | 51.43 mph (82.77 km/h) |
| 55 mph (88.51 km/h) | 56.57 mph (91.05 km/h) |
| 60 mph (96.56 km/h) | 61.72 mph (99.33 km/h) |
| 65 mph (104.61 km/h) | 66.86 mph (107.6 km/h) |
| 70 mph (112.65 km/h) | 72 mph (115.88 km/h) |
| 75 mph (120.7 km/h) | 77.15 mph (124.16 km/h) |
| 80 mph (128.75 km/h) | 82.29 mph (132.43 km/h) |
| 85 mph (136.79 km/h) | 87.43 mph (140.71 km/h) |
| 90 mph (144.84 km/h) | 92.58 mph (148.99 km/h) |
| 95 mph (152.89 km/h) | 97.72 mph (157.27 km/h) |
| 100 mph (160.93 km/h) | 102.86 mph (165.54 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1853 | 2153 | 2318 | 2421 | 2531 | 2610 | 2697 | 2799 | 2941 | 3083 | 3241 | 3367 | 3596 | 3848 | 4045 | 4171 | 4242 | 4503 | 4865 | 5654 |
Better Fuel Economy Factory Ratios Increased Power
