Pontiac G8 Tire Sizes by Year
Browse every Pontiac G8 model year below to find OEM tire sizes, bolt patterns, and wheel specifications. Select a year to see the full fitment table for your vehicle.
Select Manufacture Year
Pontiac G8 Engine & Trim Options
GXP
Select a specific manufacture year above to view exact wheel and tire specs, center bore, and bolt patterns corresponding to your G8's factory trim.
Pontiac G8 Specifications Overview
The Pontiac G8 was produced from 2008 to 2009. Standard fitment uses a 5x120 bolt pattern. Common OEM tire sizes include 245/40R19.
All OEM Tire Sizes for Pontiac G8
Bolt Pattern: 5x120