BMW 6 Cabrio (F12) Wheel Lug Patterns, Offset, and Rim Size Reference
The BMW 6 Cabrio (F12) features specific wheel lug patterns that are essential for proper wheel fitment. Its common lug pattern is a 5 × 120 mm PCD, which is standard across most model years. Ensuring the correct lug count and pitch circle diameter (PCD) guarantees secure mounting and optimal driving performance.\n\nOffset (ET) values for the 6 Cabrio (F12) typically range between ET20 and ET35, depending on the wheel design and rim size. The center bore measures 72.6 mm, aligning with BMW's standard hub specifications for this model. These specifications help maintain proper wheel alignment and clearance.\n\nRim sizes for the 6 Cabrio (F12) vary from 18 to 20 inches in diameter, with widths ranging from 8 to 10 inches. When selecting replacement wheels, matching these dimensions alongside bolt patterns and offset ensures compatibility and safety.\n\nThis reference guide organizes wheel fitment data by model year, providing precise PCD, ET, center bore, and rim size details to assist BMW 6 Cabrio (F12) owners in selecting the perfect wheels for their vehicle.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Mounting |
|---|---|---|---|---|---|---|---|---|
| BMW 6 Cabrio (F12) 640 d | 2019 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2019 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2019 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i xDrive | 2019 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2019 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2019 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2019 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2018 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2018 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2018 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i xDrive | 2018 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2018 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2018 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2018 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2017 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2017 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2017 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i xDrive | 2017 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2017 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2017 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2017 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2016 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2016 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2016 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i xDrive | 2016 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2016 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2016 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2016 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2015 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2015 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2015 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i xDrive | 2015 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2015 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2015 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2015 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2014 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2014 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2014 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i xDrive | 2014 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2014 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2014 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2014 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2013 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2013 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2013 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i xDrive | 2013 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2013 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2013 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2013 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2012 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2012 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2012 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2012 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2012 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) M6 | 2012 | 255/40R19 | 9.5 | 19 | 5×120 | 31 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d | 2011 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 d xDrive | 2011 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 640 i | 2011 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i | 2011 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
| BMW 6 Cabrio (F12) 650 i xDrive | 2011 | 245/45R18 | 8 | 18 | 5×120 | 30 | 72.6 | M14*1.25 |
FAQ
- What is the BMW 6 Cabrio (F12) wheel lug pattern?
- The BMW 6 Cabrio (F12) uses a 5 × 120 mm lug pattern, meaning 5 lug nuts spaced on a 120 mm pitch circle diameter.
- What offset (ET) is suitable for BMW 6 Cabrio (F12) wheels?
- Suitable offset values for the BMW 6 Cabrio (F12) typically range from ET20 to ET35 depending on wheel size and design.
- What is the center bore diameter for BMW 6 Cabrio (F12) wheels?
- The center bore measures 72.6 mm, which ensures proper hub-centric fitment for the BMW 6 Cabrio (F12).
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 |
