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1983 Pontiac Bonneville tire and wheel sizes, bolt pattern and tire pressure

Bolt patterns 5x120.65 or 5x127, depending on the market version.

Tires for the 1983 Pontiac Bonneville

Sizes most trims come with first. Open your trim below for its exact size.

  1. 195/75R14 Best-rated standard on 3 trims
    Check price on Amazon · 195/75R14
  2. 205/75R15 Best-rated standard on 1 trim
    Check price on Amazon · 205/75R15
  3. 205/75R14 Best-rated optional on 3 trims
    Check price on Amazon · 205/75R14

Also listed: 205/70R15 235/60R15 225/70R15

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Trims sold in 1983
4
Generation
G-body

4 trims sold in 1983

Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Pontiac Bonneville G-body

1982–1986 4 trims
Bonneville 3.8 +2 variants 109 hp · V6 195/75SR14 4 fitments

Same tires and wheels on: 5.0, 5.7

Generation
G-body · 1982–1986
Power
109 hp
Engine
V6, Petrol
Center bore
70.3 mm
Bolt pattern
5x120.65
Thread
7/16" - 20 UNF
Check price on Amazon · 195/75R14 Wheels 14x6 ET8 · 5x120.65 · 70.3 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
195/75SR14Rim 14x6 ET8 5x120.65–
205/75SR14Rim 14x6 ET8 5x120.65–
205/70SR15Rim 15x6 ET8 5x120.65–
235/60HR15Rim 15x7 ET0 5x120.65–
Bonneville 5.0 Big-block 148 hp · V8 205/75SR15 2 fitments
Generation
G-body · 1982–1986
Power
148 hp
Engine
V8, Petrol
Center bore
78.3 mm
Bolt pattern
5x127
Thread
1/2" - 20 UNF
Check price on Amazon · 205/75R15 Wheels 15x6 ET0 · 5x127 · 78.3 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
205/75SR15Rim 15x6 ET0 5x127–
225/70HR15Rim 15x7 ET0 5x127–
What these columns mean
Rim size
Rim diameter × width in inches, and the factory offset (ET) in millimetres, e.g. 18x7.5 ET25.
Bolt pattern (PCD)
Number of studs and the diameter of the circle they sit on. It must match exactly.
Center bore
Diameter of the hub hole. Larger aftermarket bores need hub-centric rings.
Pressure
Recommended cold inflation pressure for that axle, in psi.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.
Trims sold in 1983
4
Generation
G-body
Other years
All years (1965–2005)

Considering a different size?

Compare your current tire size with the one you want: diameter change, ground clearance and speedometer error.

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