Porsche Tire Sizes & Rim Dimensions | OEM Metric Tire Codes by Model & Year
Discover comprehensive Porsche tire size and rim dimension references organized by vehicle model and year. Our catalog offers OEM-style metric tire codes formatted to assist in identifying the correct tire and rim specifications for your Porsche.\n\nEach Porsche model links directly to year-sorted tire size data, ensuring access to precise sizing information needed for maintenance, replacement, and upgrades. Rim width and diameter references accompany the tire sizes to facilitate accurate wheel fitting.\n\nUsing this detailed Porsche tire and rim catalog will help maintain optimal vehicle performance and safety by ensuring that you select properly sized tires and rims that meet manufacturer specifications.\n\nStay informed about tire code markings and dimension standards applicable to Porsche vehicles with our easy-to-navigate reference site.
11 models
- 2026, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994, 1993911205/50R17, 225/40R18, 235/35R19, 235/40R18, 235/40R19, 245/35R19, 245/35R20
- 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996, 1995, 1994911 Cabrio205/50R17, 225/40R18, 235/40R19
- 2019, 2018, 2017, 2016, 2015, 2014, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 1997, 1996, 1995911 Targa205/50R17, 235/40R18, 235/40R19
- 2019, 2018, 2017, 2016, 2015, 2014, 2013918 Spyder265/35R19
- 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 1996Boxster205/50R17, 205/55R16, 205/55R17, 235/40R18, 235/45R18
- 2019, 2018, 2017, 2016, 2015, 2008, 2007Boxster Spyder205/55R17, 235/35R20
- 2006, 2005, 2004, 2003Carrera GT265/35R19
- 2026, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003, 2002Cayenne235/65R17, 255/50R19, 255/55R18, 265/35R22, 265/50R19, 275/40R20, 275/45R19, 275/45R20, 285/40R21, 295/30R22, 295/35R22, 305/30R22, 315/30R22
- 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005Cayman205/55R17, 235/40R18, 235/45R18
- 2026, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014Macan235/60R18
- 2026, 2025, 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009Panamera245/40R20, 245/45R19, 245/50R18
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 |
