Mercury Grand Marquis 2003 Alloy wheel fitment guide Choose appropriate trim of Mercury Grand Marquis 2003:

Mercury Grand Marquis wheels and tires specs icon

Heads up! Highlighted items are for OEM wheels, the rest are replacement options

Mercury Grand Marquis 2003 4.6i
Generation: IV [2003 .. 2011] [USDM]
Power: 232 hp | 173 kW | 235 PS
Engine: V8, Petrol
Center Bore: 70.5 mm
Wheel Fasteners: Lug nuts
Thread Size: 1/2" - 20 UNF
Trim Production: [2003 .. 2007]
Vehicle's recommended cold tire inflation pressure. It is measured in bars or PSI (pounds per square inch).
225/60R16 98S 7Jx16 ET54 2.3 33
245/55R16 98H 7.5Jx16 ET50 2.5 36
225/55R17 97H 7Jx17 ET50 2.5 36
245/50R17 97H 7.5Jx17 ET50 2.5 36
225/50R18 97H 7x18 ET50 2.5 36
245/45R18 95V 8Jx18 ET45 2.6 38

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See Alloy Wheel fitment information for Mercury Grand Marquis for other model years:

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Wheel General Info The ranges of possible values for tires and rims for a Mercury Grand Marquis 2003

Tires for Mercury Grand Marquis 2003

  • Diameters: 16.0'' - 18.0''
  • Width (mm): 225 - 245
  • Tire aspect ratio (%): 45 - 60
  • Smallest tire size: 225/60R16
  • Largest tire size: 245/45R18

Rims for Mercury Grand Marquis 2003

  • Bolt pattern 5x114.3
    • Diameter: 16.0'' - 18.0'';  
    • Width (inches): 7 - 8;  
    • Offset (mm): 45 - 54.