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1986 Pontiac Fiero tire and wheel sizes, bolt pattern and tire pressure

Check the tables below for every tire size, wheel size, bolt pattern (PCD), rim offset and tire pressure fitted to the 1986 Pontiac Fiero.

Bolt pattern
Fitment tables

2 trims sold in 1986

Open a trim for its factory package and every alternative size, front and rear.

Pontiac Fiero P-body

1984 – 1988 USA market 2 trims

Fiero 2.5

97 hp · I4 185/75 SR14 4 fitments
GenerationP-body 1984–1988
Power97 hp
EngineI4, Petrol
Center bore57.1 mm
PCD5x100
ThreadM12 x 1.5
Tire sizeRim size and bolt patternPressure, psiPrices
185/75 SR1414x5.5 ET42 5x10029TiresRims
195/70 SR1414x6 ET35 5x10029TiresRims
215/60 HR1414x6.5 ET35 5x10032TiresRims
205/60 VR1515x6.5 ET35 5x10032TiresRims

Fiero 2.8

137 hp · V6 205/55 VR16 / 225/50 VR16 4 fitments
GenerationP-body 1984–1988
Power137 hp
EngineV6, Petrol
Center bore57.1 mm
PCD5x100
ThreadM12 x 1.5
Tire sizeRim size and bolt patternPressure, psiPrices
Front205/55 VR1616x7 ET30 5x10029TiresRims
Rear225/50 VR1616x7.5 ET30 5x10029TiresRims
195/70 SR1414x6 ET35 5x10029TiresRims
205/60 VR1515x7 ET30 5x10032TiresRims
205/55 VR1616x7 ET30 5x1002.4TiresRims
Reading the table

What these columns mean

OE fitment
The package fitted at the factory for that trim.
Alternative
A size the car accepts without modification — plus-sizing, winter setups or optional wheels.
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.
Staggered
A wider tire on the rear axle than the front. Front-to-back rotation is not possible.
Thread size
Lug bolt or nut thread — needed when buying aftermarket fasteners.

Considering a different size?

Run your OE size against the one you want to see diameter change, ground clearance and speedometer error.