heres the specifics its a 2010 mazdaspeed 3 set
Size: 18"x7.5"

Style: 5 "Y" Spokes

Lugs: 5

Bolt Pattern: 114mm

Offset: 52.5mm

Tire size: 225/ 40/18
i know the tires are a little small but im planning on buying a mazdaspeed6/3 so if they will fit my grand prix i can justify the purchase before i get one