Fiat Idea Wheel Lug Pattern, Offset & Center Bore Reference
The Fiat Idea wheel lug pattern is essential for selecting compatible aftermarket or replacement wheels. This specification includes the lug count and pitch circle diameter (PCD) measured in millimeters, ensuring proper mounting.\n\nFiat Idea models typically feature a lug pattern of 4×98 mm or 4×100 mm depending on the production year. Alongside lug pattern, correct offset (ET) values and center bore diameters must be matched to maintain safe wheel fitment and vehicle performance.\n\nWheel size options for the Fiat Idea generally range from 14 to 16 inches in diameter, with offset values usually between ET35 and ET45. Always consult year-sorted wheel fitment tables for precise data applicable to your specific Fiat Idea model year.\n\nUsing this detailed Fiat Idea wheel lug pattern catalog helps prevent fitment issues, ensures proper handling, and avoids mechanical damage related to incompatible wheels and tires.
| Make / model / trim | Year | Tire | Rim width (in) | Rim diam. (in) | Bolt pattern | Offset ET | Bore DIA | Mounting |
|---|---|---|---|---|---|---|---|---|
| Fiat Idea 1.2 16V | 2019 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2019 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2019 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2019 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2019 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2019 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2019 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2018 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2018 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2018 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2018 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2018 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2018 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2018 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2017 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2017 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2017 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2017 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2017 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2017 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2017 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2016 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2016 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2016 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2016 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2016 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2016 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2016 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2015 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2015 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2015 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2015 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2015 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2015 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2015 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2014 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2014 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2014 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2014 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2014 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2014 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2014 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2013 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2013 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2013 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2013 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2013 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2013 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2013 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2012 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2012 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2012 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2012 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2012 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2012 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2012 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2011 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2011 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2011 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2011 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2011 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2011 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2011 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2010 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2010 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2010 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2010 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2010 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2010 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2010 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2009 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2009 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2009 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2009 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2009 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 LPG | 2009 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2009 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2008 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2008 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2008 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2008 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2008 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.6 D Multijet | 2008 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2007 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2007 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2007 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2007 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2007 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.9 JTD | 2007 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2006 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2006 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2006 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2006 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2006 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.9 JTD | 2006 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2005 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 D Multijet | 2005 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2005 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2005 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2005 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.9 JTD | 2005 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.2 16V | 2004 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.3 JTD | 2004 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2004 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 16V | 2004 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.9 JTD | 2004 | 195/60R15 | 6 | 15 | 4×98 | 40 | 58.1 | M12*1,25 |
| Fiat Idea 1.4 | 2003 | 185/65R14 | 6 | 14 | 4×98 | 40 | 58.1 | M12*1,25 |
FAQ
- What is the Fiat Idea's typical wheel lug pattern?
- Most Fiat Idea models use a 4×98 mm or 4×100 mm lug pattern, varying by production year.
- Why is wheel offset (ET) important for Fiat Idea wheels?
- Correct offset ensures the wheel sits properly within the wheel arch, maintaining handling and preventing clearance issues.
- Can I use wheels with different center bore sizes on a Fiat Idea?
- Wheels must match the Fiat Idea's center bore or be larger with proper hub-centric rings to ensure safe and secure fitting.
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 |
