1991 Pontiac Grand Am Tire Size & Pressure

The 1991 Pontiac Grand Am tire size depends on trim: the Base, 2D Coupe, Automatic, 125C/MD9 takes P185/75R14; the Base, 2D Coupe, Automatic, 3T40/MD9 takes P185/75R14; the Base, 2D Coupe, Standard takes P185/75R14; the Base, 4D Sedan, Automatic, 125C/MD9 takes P185/75R14; the Base, 4D Sedan, Automatic, 3T40/MD9 takes P185/75R14; the Base, 4D Sedan, Standard takes P185/75R14; the LE, 2D Coupe, 2.5 U, Automatic, 125C/MD9 takes P185/75R14; the LE, 4D Sedan, 2.5 U, Automatic, 125C/MD9 takes P185/75R14; the LE, 4D Sedan, 2.3 D, 125C/MD9 takes P185/75R14; the LE, 2D Coupe, 2.3 D, 125C/MD9 takes P185/75R14; the LE, 2D Coupe, 2.5 U, Automatic, 3T40/MD9 takes P185/75R14; the LE, 2D Coupe, 2.3 A takes P185/75R14; the LE, 4D Sedan, 2.3 D, 3T40/MD9 takes P185/75R14; the LE, 2D Coupe, 2.5 U, Standard takes P185/75R14; the LE, 4D Sedan, 2.3 A takes P185/75R14; the LE, 2D Coupe, 2.3 D, 3T40/MD9 takes P185/75R14; the LE, 4D Sedan, 2.5 U, Automatic, 3T40/MD9 takes P185/75R14; the LE, 4D Sedan, 2.5 U, Standard takes P185/75R14; the SE, 2D Coupe, 2.3 A takes P205/55R16; the SE, 2D Coupe, 2.3 D, 125C/MD9 takes P205/55R16; the SE, 2D Coupe, 2.3 D, 3T40/MD9 takes P205/55R16; the SE, 4D Sedan, 2.3 D, 125C/MD9 takes P205/55R16; the SE, 4D Sedan, 2.3 D, 3T40/MD9 takes P205/55R16; the SE, 4D Sedan, 2.3 A takes P205/55R16, per the factory service manual.

Factory-Spec Tire Size
Varies by trim
  • Base, 2D Coupe, Automatic, 125C/MD9: P185/75R14
  • Base, 2D Coupe, Automatic, 3T40/MD9: P185/75R14
  • Base, 2D Coupe, Standard: P185/75R14
  • Base, 4D Sedan, Automatic, 125C/MD9: P185/75R14
  • Base, 4D Sedan, Automatic, 3T40/MD9: P185/75R14
  • Base, 4D Sedan, Standard: P185/75R14
  • LE, 2D Coupe, 2.5 U, Automatic, 125C/MD9: P185/75R14
  • LE, 4D Sedan, 2.5 U, Automatic, 125C/MD9: P185/75R14
  • LE, 4D Sedan, 2.3 D, 125C/MD9: P185/75R14
  • LE, 2D Coupe, 2.3 D, 125C/MD9: P185/75R14
  • LE, 2D Coupe, 2.5 U, Automatic, 3T40/MD9: P185/75R14
  • LE, 2D Coupe, 2.3 A: P185/75R14
  • LE, 4D Sedan, 2.3 D, 3T40/MD9: P185/75R14
  • LE, 2D Coupe, 2.5 U, Standard: P185/75R14
  • LE, 4D Sedan, 2.3 A: P185/75R14
  • LE, 2D Coupe, 2.3 D, 3T40/MD9: P185/75R14
  • LE, 4D Sedan, 2.5 U, Automatic, 3T40/MD9: P185/75R14
  • LE, 4D Sedan, 2.5 U, Standard: P185/75R14
  • SE, 2D Coupe, 2.3 A: P205/55R16
  • SE, 2D Coupe, 2.3 D, 125C/MD9: P205/55R16
  • SE, 2D Coupe, 2.3 D, 3T40/MD9: P205/55R16
  • SE, 4D Sedan, 2.3 D, 125C/MD9: P205/55R16
  • SE, 4D Sedan, 2.3 D, 3T40/MD9: P205/55R16
  • SE, 4D Sedan, 2.3 A: P205/55R16

Base, 2D Coupe, Automatic, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Base, 2D Coupe, Automatic, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Base, 2D Coupe, Standard

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

Base, 4D Sedan, Automatic, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

Search by this configuration

Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

Base, 4D Sedan, Automatic, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

Search by this configuration

Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

Base, 4D Sedan, Standard

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 2D Coupe, 2.5 U, Automatic, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 4D Sedan, 2.5 U, Automatic, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 4D Sedan, 2.3 D, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 2D Coupe, 2.3 D, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 2D Coupe, 2.5 U, Automatic, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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LE, 2D Coupe, 2.3 A

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 4D Sedan, 2.3 D, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 2D Coupe, 2.5 U, Standard

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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LE, 4D Sedan, 2.3 A

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

Search by this configuration

Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 2D Coupe, 2.3 D, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

Search by this configuration

Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 4D Sedan, 2.5 U, Automatic, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

Search by this configuration

Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

LE, 4D Sedan, 2.5 U, Standard

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/75R14Door Placard——

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SE, 2D Coupe, 2.3 A

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP205/55R16Door Placard——

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SE, 2D Coupe, 2.3 D, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP205/55R16Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

SE, 2D Coupe, 2.3 D, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP205/55R16Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

SE, 4D Sedan, 2.3 D, 125C/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP205/55R16Door Placard——

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SE, 4D Sedan, 2.3 D, 3T40/MD9

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP205/55R16Door Placard——

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Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

SE, 4D Sedan, 2.3 A

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP205/55R16Door Placard——

Search by this configuration

Retailer searches do not verify vehicle fitment. Check the driver's door placard and wheel setup before ordering.

Frequently Asked Questions

What size tires does a 1991 Pontiac Grand Am take?

It depends on the trim: Base, 2D Coupe, Automatic, 125C/MD9 uses P185/75R14; Base, 2D Coupe, Automatic, 3T40/MD9 uses P185/75R14; Base, 2D Coupe, Standard uses P185/75R14; Base, 4D Sedan, Automatic, 125C/MD9 uses P185/75R14; Base, 4D Sedan, Automatic, 3T40/MD9 uses P185/75R14; Base, 4D Sedan, Standard uses P185/75R14; LE, 2D Coupe, 2.5 U, Automatic, 125C/MD9 uses P185/75R14; LE, 4D Sedan, 2.5 U, Automatic, 125C/MD9 uses P185/75R14; LE, 4D Sedan, 2.3 D, 125C/MD9 uses P185/75R14; LE, 2D Coupe, 2.3 D, 125C/MD9 uses P185/75R14; LE, 2D Coupe, 2.5 U, Automatic, 3T40/MD9 uses P185/75R14; LE, 2D Coupe, 2.3 A uses P185/75R14; LE, 4D Sedan, 2.3 D, 3T40/MD9 uses P185/75R14; LE, 2D Coupe, 2.5 U, Standard uses P185/75R14; LE, 4D Sedan, 2.3 A uses P185/75R14; LE, 2D Coupe, 2.3 D, 3T40/MD9 uses P185/75R14; LE, 4D Sedan, 2.5 U, Automatic, 3T40/MD9 uses P185/75R14; LE, 4D Sedan, 2.5 U, Standard uses P185/75R14; SE, 2D Coupe, 2.3 A uses P205/55R16; SE, 2D Coupe, 2.3 D, 125C/MD9 uses P205/55R16; SE, 2D Coupe, 2.3 D, 3T40/MD9 uses P205/55R16; SE, 4D Sedan, 2.3 D, 125C/MD9 uses P205/55R16; SE, 4D Sedan, 2.3 D, 3T40/MD9 uses P205/55R16; SE, 4D Sedan, 2.3 A uses P205/55R16.

What is the tire pressure for a 1991 Pontiac Grand Am?

Refer to the tire pressure placard on your vehicle's driver side door jamb for exact cold inflation pressures.

What is the bolt pattern on a 1991 Pontiac Grand Am?

Bolt pattern data is available in the factory service manual.

Other Pontiac Grand Am Years

Other Pontiac Models