1979 Mazda RX-7 tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 4x110 on every 1979 trim.

Tires for the 1979 Mazda RX-7

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

165xR13 standard on 2 trims · USA, Europe

Check price on Amazon · 165xR13
185/70R13 Best-rated optional on 2 trims · USA, Europe

Check price on Amazon · 185/70R13

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Sold in 2 market versions. Open a trim for its tire and rim sizes, bolt pattern and tire pressure.

1979–1983 2 trims

1 trim

RX-7 1.1 103 hp · 12A R 165x HR13 2 fitments

Check price on Amazon · 165xR13 Wheels 13x5 ET20 · 4x110 · 59.6 mm on Amazon

Tire size	Rim size and bolt pattern	Pressure, psi
165x HR13	Rim 13x5 ET20 ~~4x110~~	–
185/70HR13	Rim 13x5.5 ET20 ~~4x110~~	–

1 trim

RX-7 1.1 101 hp · 12A R 165x HR13 2 fitments

Check price on Amazon · 165xR13 Wheels 13x5 ET20 · 4x110 · 59.6 mm on Amazon

Tire size	Rim size and bolt pattern	Pressure, psi
165x HR13	Rim 13x5 ET20 ~~4x110~~	–
185/70HR13	Rim 13x5.5 ET20 ~~4x110~~	–

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.