Tire Size Finder (optional):
Stock Sizes
- 255/75-16
Plus Sizes
- 255/75-16
Accepts P-Metric and Inches
| 135/70-17 | 165/40-17 | Difference | |
|---|---|---|---|
| Diameter inches (mm) | 24.44 (620.8) | 22.2 (563.8) | -2.24 (-57) -9.2% |
| Width inches (mm) | 5.31 (135) | 6.5 (165) | 1.18 (30) 22.2% |
| Circum. inches (mm) | 76.78 (1950.3) | 69.73 (1771.23) | -7.05 (-179.07) -9.2% |
| Sidewall Height inches (mm) | 3.72 (94.5) | 2.6 (66) | -1.12 (-28.5) -30.2% |
| Revolutions per mile (km) | 825.18 (512.74) | 908.6 (564.58) | 83.43 (51.84) 10.1% |
Speedometer Difference
| Speedo Reading | Actual Speed |
|---|---|
| 20 mph (32.19 km/h) | 18.16 mph (29.23 km/h) |
| 25 mph (40.23 km/h) | 22.7 mph (36.54 km/h) |
| 30 mph (48.28 km/h) | 27.25 mph (43.85 km/h) |
| 35 mph (56.33 km/h) | 31.79 mph (51.16 km/h) |
| 40 mph (64.37 km/h) | 36.33 mph (58.46 km/h) |
| 45 mph (72.42 km/h) | 40.87 mph (65.77 km/h) |
| 50 mph (80.47 km/h) | 45.41 mph (73.08 km/h) |
| 55 mph (88.51 km/h) | 49.95 mph (80.39 km/h) |
| 60 mph (96.56 km/h) | 54.49 mph (87.69 km/h) |
| 65 mph (104.61 km/h) | 59.03 mph (95 km/h) |
| 70 mph (112.65 km/h) | 63.57 mph (102.31 km/h) |
| 75 mph (120.7 km/h) | 68.11 mph (109.62 km/h) |
| 80 mph (128.75 km/h) | 72.65 mph (116.93 km/h) |
| 85 mph (136.79 km/h) | 77.2 mph (124.23 km/h) |
| 90 mph (144.84 km/h) | 81.74 mph (131.54 km/h) |
| 95 mph (152.89 km/h) | 86.28 mph (138.85 km/h) |
| 100 mph (160.93 km/h) | 90.82 mph (146.16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2312 | 2686 | 2893 | 3021 | 3158 | 3257 | 3365 | 3493 | 3670 | 3847 | 4044 | 4201 | 4487 | 4802 | 5048 | 5205 | 5294 | 5618 | 6071 | 7055 |
Better Fuel Economy Factory Ratios Increased Power
