Alfa Romeo GT Wheel Lug Pattern, Offset ET & Center Bore Reference

The Alfa Romeo GT features a range of wheel lug patterns defined by lug count and pitch circle diameter (PCD), crucial for ensuring correct wheel mounting. Proper fitment depends on matching the lug pattern, offset ET, and center bore specifications.\n\nOffset ET for Alfa Romeo GT wheels typically falls within the range designed to maintain proper suspension geometry and handling balance. The center bore size ensures the wheel fits snugly on the hub, preventing vibration.\n\nRim sizes compatible with the Alfa Romeo GT vary by year and trim, covering dimensions suitable for both performance and comfort. Referencing the year-sorted wheel lug pattern catalog helps identify precise wheel fitment across the model’s production span.\n\nThis reference guide supports enthusiasts and professionals in selecting the right wheels, avoiding fitment issues by aligning lug count × PCD, offset ET, and center bore parameters specific to Alfa Romeo GT models.

Year
Make / model / trim Year Tire Rim width (in) Rim diam. (in) Bolt pattern Offset ET Bore DIA Mounting
Alfa Romeo GT 1.8 TS2010195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2010195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2010195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2010225/45R177175×983558.1M12*1,25
Alfa Romeo GT 1.8 TS2009195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2009195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2009195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2009225/45R177175×983558.1M12*1,25
Alfa Romeo GT 1.8 TS2008195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2008195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2008195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2008225/45R177175×983558.1M12*1,25
Alfa Romeo GT 1.8 TS2007195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2007195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2007195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2007225/45R177175×983558.1M12*1,25
Alfa Romeo GT 1.8 TS2006195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2006195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2006195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2006225/45R177175×983558.1M12*1,25
Alfa Romeo GT 1.8 TS2005195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2005195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2005195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2005225/45R177175×983558.1M12*1,25
Alfa Romeo GT 1.8 TS2004195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2004195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2004195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2004225/45R177175×983558.1M12*1,25
Alfa Romeo GT 1.8 TS2003195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 1.9 JTD2003195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 2.0 JTS2003195/65R156.5155×983558.1M12*1,25
Alfa Romeo GT 3.2 GTA2003225/45R177175×983558.1M12*1,25

FAQ

What is the typical lug pattern for Alfa Romeo GT wheels?
The Alfa Romeo GT commonly uses a lug pattern with 5 lugs and a pitch circle diameter (PCD) of 98 mm.
Why is wheel offset ET important for Alfa Romeo GT fitment?
Offset ET ensures the wheel mounts correctly without causing suspension or clearance issues, maintaining proper handling.
Can I use wheels with a different center bore on an Alfa Romeo GT?
Using wheels with the incorrect center bore can cause vibration; adapters or correctly sized wheels are recommended for proper fit.
Tire size calculatorShow

Compare two tire sizes — diameter, speedometer error, and clearance change.

inchmm
Size 1Size 2DiffDiff(%)
Diameter25.0"25.4"0.5"1.89%
Width7.7"8.5"0.8"10.26%
Circumference78.4"79.9"1.5"1.86%
Profile height5.0"4.2"-0.7"-15.08%
Turnover per mile80779314-1.73%
Clearance--+0.2"-
25.0"
7.7"
old tire side
25.5"
8.5"
new tire side
old tire
15"
old rim
5.0"
new tire
17"
new rim
4.2"

Speedometer Error

(First wheel OEM size)

Reading20 mph30 mph40 mph50 mph60 mph70 mph80 mph90 mph
Actual20.430.540.750.961.171.281.491.6