Daihatsu Copen Wheel Lug Pattern, Offset, and Rim Size Reference
The Daihatsu Copen is a sporty compact convertible known for its precise wheel fitment requirements. Understanding the correct wheel lug pattern, offset, center bore, and rim size ensures optimal performance and safety when selecting wheels or tires.\n\nDaihatsu Copen wheel lug patterns typically feature a 4-lug configuration with a PCD (pitch circle diameter) measurement, essential for matching aftermarket or replacement wheels. Offset values (ET) and center bore diameters vary slightly depending on the model year and variant, impacting clearance and wheel alignment.\n\nRim sizes for the Daihatsu Copen remain within a compact range, balancing the vehicle's lightweight design with adequate tire contact for handling. Reference tables on our site provide a year-sorted breakdown of these specifications to aid in accurate wheel selection.\n\nAlways verify the exact wheel lug pattern, offset, and center bore for your specific Daihatsu Copen model year before purchasing to ensure compatibility and maintain driving safety standards.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Mounting |
|---|---|---|---|---|---|---|---|---|
| Daihatsu Copen 0.7 | 2012 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 1.3 | 2012 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2011 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 1.3 | 2011 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2010 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 1.3 | 2010 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2009 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 1.3 | 2009 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2008 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 1.3 | 2008 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2007 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 1.3 | 2007 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2006 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 1.3 | 2006 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2005 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2004 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
| Daihatsu Copen 0.7 | 2003 | 155/55R14 | 5.5 | 14 | 4×100 | 45 | 56.1 | M12*1,5 |
FAQ
- What is the standard wheel lug pattern for the Daihatsu Copen?
- The Daihatsu Copen typically uses a 4-lug wheel pattern with a pitch circle diameter (PCD) of 100 mm.
- Why is offset (ET) important for Daihatsu Copen wheels?
- Offset affects wheel positioning and clearance; correct ET ensures proper fitment without rubbing or affecting suspension components.
- How can I find the center bore size for my Daihatsu Copen wheels?
- Center bore sizes can vary by model year; consult a year-specific wheel lug pattern reference table to confirm the exact dimension.
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.
| Size 1 | Size 2 | Diff | Diff(%) | |
|---|---|---|---|---|
| Diameter | 25.0" | 25.4" | 0.5" | 1.89% |
| Width | 7.7" | 8.5" | 0.8" | 10.26% |
| Circumference | 78.4" | 79.9" | 1.5" | 1.86% |
| Profile height | 5.0" | 4.2" | -0.7" | -15.08% |
| Turnover per mile | 807 | 793 | 14 | -1.73% |
| Clearance | - | - | +0.2" | - |






Speedometer Error
(First wheel OEM size)
| Reading | 20 mph | 30 mph | 40 mph | 50 mph | 60 mph | 70 mph | 80 mph | 90 mph |
|---|---|---|---|---|---|---|---|---|
| Actual | 20.4 | 30.5 | 40.7 | 50.9 | 61.1 | 71.2 | 81.4 | 91.6 |
