Alfa Romeo Wheel Lug Pattern Catalog | PCD & Offset Reference
Alfa Romeo wheel lug pattern data is essential for owners looking to replace or upgrade their wheels and tires. This catalog provides detailed specifications for each Alfa Romeo model, including lug count and pitch circle diameter (PCD), offset (ET), and center bore diameter.\n\nEach Alfa Romeo vehicle model listed links to year-sorted pages containing precise wheel and tire fitment references. This ensures that fitting aftermarket or replacement wheels maintains proper alignment, safety, and performance.\n\nThe Alfa Romeo bolt patterns covered here strictly refer to wheel mounting specifications, not vehicle lines. Understanding these technical details helps Alfa Romeo owners avoid compatibility issues and select wheels and tires optimized for their car's design.\n\nCheck individual model pages for exact tire markings and other wheel data aligned with your vehicle’s year and trim to find the best match for your Alfa Romeo’s wheels and tires.
19 models
- 1462001, 2000, 1999, 1998, 1997, 1996, 1995, 1994
- 1472010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001
- 1562005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997
- 156 Sportwagon2006, 2005, 2004, 2003, 2002, 2001, 2000
- 1592011, 2010, 2009, 2008, 2007, 2006, 2005
- 159 Sportwagon2011, 2010, 2009, 2008, 2007, 2006
- 1662007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998
- 4C2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013
- 4C Spider2019, 2018, 2017, 2016, 2015, 2014
- 8C2009, 2008, 2007
- 8C Spider2010, 2009, 2008
- Brera2010, 2009, 2008, 2007, 2006
- Giulia2019, 2018, 2017, 2016, 2015
- Giulietta2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010
- GT2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003
- GTV2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995
- MiTo2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008
- Spider V2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994
- Spider VI2010, 2009, 2008, 2007, 2006
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 |
