Aston Martin DB9 Cabrio Wheel Lug Pattern, Offset ET & Center Bore Reference
The Aston Martin DB9 Cabrio features a specific wheel lug pattern designed to ensure precise fitment and optimal performance. The typical lug pattern for this model is 5 × 114.3 mm PCD, which matches a 5-lug count with a pitch circle diameter of 114.3 millimeters. This bolt pattern is consistent across most production years, facilitating seamless wheel replacement or upgrades.\n\nOffset ET values for the DB9 Cabrio generally range between ET45 and ET52, depending on the rim size and year. Accurate offset is crucial to maintain correct wheel positioning and avoid interference with suspension or body components. The center bore for the DB9 Cabrio wheels measures approximately 63.4 mm, ensuring proper centering on the hub and balanced rotation.\n\nWheel rim sizes for the Aston Martin DB9 Cabrio typically fall between 19 and 20 inches in diameter, with widths varying based on front or rear axle standards. This wheel fitment data provides owners and enthusiasts with essential specifications to select compatible wheels or tires without compromising the vehicle's handling or aesthetics.\n\nFor precise year-specific details, refer to our sorted reference table that verifies exact lug pattern dimensions, offset, center bore, and rim size for each Aston Martin DB9 Cabrio production year. Maintaining adherence to these specifications ensures safe and high-performance wheel fitment.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Mounting |
|---|---|---|---|---|---|---|---|---|
| Aston Martin DB9 Cabrio 6.0 V12 | 2016 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2015 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2014 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2013 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2012 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2012 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2011 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2011 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2010 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2010 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2009 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2009 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2008 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2008 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2007 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2007 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2006 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2006 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2005 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 V12 | 2005 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
| Aston Martin DB9 Cabrio 6.0 | 2004 | 235/40R19 | 8.5 | 19 | 5×114.3 | 45 | 68.1 | M14*2,0 |
FAQ
- What is the lug pattern for the Aston Martin DB9 Cabrio?
- The Aston Martin DB9 Cabrio uses a 5 × 114.3 mm lug pattern across most model years.
- Why is the offset ET important for DB9 Cabrio wheels?
- Offset ET determines the wheel’s position relative to the suspension and body, ensuring proper clearance and handling.
- What size is the center bore for Aston Martin DB9 Cabrio wheels?
- The center bore diameter for the DB9 Cabrio is approximately 63.4 millimeters.
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 |
