Will 20 inch rims fit on a 2005 grand marquis?

Yes, 20-inch rims can fit on a 2005 Mercury Grand Marquis, but you need to consider a few factors. Ensure the bolt pattern matches (5x4.5 inches) and that the rims have the correct offset to avoid rubbing against the suspension or body. Additionally, you may need to choose appropriately sized tires to maintain proper clearance and avoid issues with speedometer accuracy. It's also wise to consult with a professional to ensure a safe and proper fit.