1985 Pontiac Grand Am Tire Size & Pressure

The 1985 Pontiac Grand Am tire size depends on trim: the Base, 2.5 U, Automatic takes P185/80R13; the Base, 2.5 U, Standard takes P185/80R13; the Base, 3.0 L takes P185/80R13; the LE, 2.5 U, Automatic takes P185/80R13; the LE, 2.5 U, Standard takes P185/80R13; the LE, 3.0 L takes P185/80R13, per the factory service manual.

Factory-Spec Tire Size
Varies by trim
  • Base, 2.5 U, Automatic: P185/80R13
  • Base, 2.5 U, Standard: P185/80R13
  • Base, 3.0 L: P185/80R13
  • LE, 2.5 U, Automatic: P185/80R13
  • LE, 2.5 U, Standard: P185/80R13
  • LE, 3.0 L: P185/80R13

Base, 2.5 U, Automatic

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/80R13Door Placard
AllP205/70R13Door Placard

Base, 2.5 U, Standard

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/80R13Door Placard
AllP205/70R13Door Placard

Base, 3.0 L

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/80R13Door Placard
AllP205/70R13Door Placard

LE, 2.5 U, Automatic

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/80R13Door Placard
AllP205/70R13Door Placard

LE, 2.5 U, Standard

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/80R13Door Placard
AllP205/70R13Door Placard

LE, 3.0 L

Tire Specifications

PositionTire SizePressureLoad IndexSpeed Rating
AllP185/80R13Door Placard
AllP205/70R13Door Placard

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Frequently Asked Questions

What size tires does a 1985 Pontiac Grand Am take?

It depends on the trim: Base, 2.5 U, Automatic uses P185/80R13; Base, 2.5 U, Standard uses P185/80R13; Base, 3.0 L uses P185/80R13; LE, 2.5 U, Automatic uses P185/80R13; LE, 2.5 U, Standard uses P185/80R13; LE, 3.0 L uses P185/80R13.

What is the tire pressure for a 1985 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 1985 Pontiac Grand Am?

Bolt pattern data is available in the factory service manual.

Other Pontiac Grand Am Years

Other Pontiac Models