What tyre size does a Mazda RX-7 use?

The most common size is 185/65R15. Depending on generation and engine, the Mazda RX-7 uses 5 different sizes including 205/55R16, 225/50R16, 185/65R15, 205/60R15, 205/60R14.

Where do I find my exact Mazda RX-7 tyre size?

Check the tyre placard in the driver's door jamb or fuel flap, or use the lookup tool on this page to select your generation and engine.

Tyres › Mazda › RX-7

Mazda RX-7 tyre sizes

All factory fitments by generation and engine — 5 sizes across 4 generations.

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Quick answer

The most common tyre size on the Mazda RX-7 is 185/65R15 (overall diameter ≈ 622 mm). Exact fitment depends on generation and engine — full breakdown below.

RX-7 (FD) 1992 - 1996 - Coupe (1992–1996)

Engine	Tyre sizes
RX-7 - 239 PS - Wankel	205/55R16 225/50R16

RX-7 (FC) 1985 - 1991 - Coupe (1985–1991)

Engine	Tyre sizes
RX-7 - 150 PS - Wankel	185/65R15 205/60R15
RX-7 Turbo - 200 PS	185/65R15 205/55R16

RX-7 (FC) 1985 - 1991 - Convertible (1985–1991)

Engine	Tyre sizes
RX-7 Turbo Cabrio - 200 PS	185/65R15 205/60R15

RX-7 (SA2) 1978 - 1981 - Coupe (1978–1981)

Engine	Tyre sizes
RX-7 - 113 PS - Wankel	205/60R14

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