tirewheelguide

2005 Mazda RX-8 tire and wheel sizes, bolt pattern and tire pressure

Bolt pattern 5x114.3 on every 2005 trim.

Tires for the 2005 Mazda RX-8

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

  1. 225/45R18 Best-rated standard on 3 trims · optional on 4 · Japan, Europe, USA
    Check price on Amazon · 225/45R18
  2. 225/55R16 Best-rated standard on 2 trims · Japan, USA
    Check price on Amazon · 225/55R16
  3. 225/40R19 front + 245/35R19 rear Best-rated standard on 2 trims · Europe, USA
    Check price on Amazon · 225/40R19 front Check price on Amazon · 245/35R19 rear

Also listed: 225/40R19 225/50R17 225/40R18

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Trims sold in 2005
7
Generation
SE sold in 3 market versions

7 trims sold in 2005

Sold in 3 market versions with different tire sizes. Open a trim for its tire and rim sizes, bolt pattern and tire pressure. Trims with the same tires and wheels share a row.

Mazda RX-8 SE

2003–2012 7 trims

Japan

3 trims
RX-8 1.3i (ABA-SE3P) +1 variant 232 hp · 1.3L R 225/45R18 91W 3 fitments

2 versions of this trim share these tires and wheels.

Generation
SE · 2003–2012
Market
Japan
Power
232 hp
Engine
1.3L R, Petrol
Center bore
67.1 mm
Bolt pattern
5x114.3
Thread
M12 x 1.5
Check price on Amazon · 225/45R18 Wheels 18x8 ET50 · 5x114.3 · 67.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/45R18 91WRim 18x8 ET50 5x114.332 psi
225/40R19 89WRim 19x8 ET47 5x114.335 psi
225/40R18 89WRim 19x9 ET45 5x114.333 psi

How to read 91W: 91 is the load index (up to 1,356 lb / 615 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET50 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

RX-8 1.3i (ABA-SE3P) 207 hp · 1.3L R 225/55R16 94V 3 fitments
Generation
SE · 2003–2012
Market
Japan
Power
207 hp
Engine
1.3L R, Petrol
Center bore
67.1 mm
Bolt pattern
5x114.3
Thread
M12 x 1.5
Check price on Amazon · 225/55R16 Wheels 16x7.5 ET50 · 5x114.3 · 67.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/55R16 94VRim 16x7.5 ET50 5x114.330 psi
225/50R17 94WRim 17x7.5 ET50 5x114.330 psi
225/45R18 91WRim 18x8 ET50 5x114.332 psi

How to read 94V: 94 is the load index (up to 1,477 lb / 670 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET50 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

Europe

2 trims
RX-8 1.3i 189 hp · 1.3L 13B-MSP R 225/40R19 89W / 245/35R19 91W 3 fitments
Generation
SE · 2003–2012
Market
Europe
Power
189 hp
Engine
1.3L 13B-MSP R, Petrol
Center bore
67.1 mm
Bolt pattern
5x114.3
Thread
M12 x 1.5
Check price on Amazon · 225/40R19 Check price on Amazon · 245/35R19 Wheels 19x8 ET45 · 5x114.3 · 67.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front225/40R19 89WRim 19x8 ET45 5x114.332 psi
Rear245/35R19 91WRim 19x9 ET45 5x114.332 psi
225/45R18 91WRim 18x8 ET50 5x114.332 psi
225/40R19 89WRim 19x8 ET47 5x114.332 psi

How to read 89W: 89 is the load index (up to 1,279 lb / 580 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

RX-8 1.3i 228 hp · 1.3L 13B-MSP R 225/45R18 91W 3 fitments
Generation
SE · 2003–2012
Market
Europe
Power
228 hp
Engine
1.3L 13B-MSP R, Petrol
Center bore
67.1 mm
Bolt pattern
5x114.3
Thread
M12 x 1.5
Check price on Amazon · 225/45R18 Wheels 18x8 ET50 · 5x114.3 · 67.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/45R18 91WRim 18x8 ET50 5x114.332 psi
225/40R19 89WRim 19x8 ET47 5x114.332 psi
225/40R19 89WRim 19x9 ET45 5x114.333 psi

How to read 91W: 91 is the load index (up to 1,356 lb / 615 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET50 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

USA

2 trims
RX-8 1.3i AT 197 hp · 1.3L R 225/55R16 94V 3 fitments
Generation
SE · 2003–2012
Market
USA
Power
197 hp
Engine
1.3L R, Petrol
Center bore
67.1 mm
Bolt pattern
5x114.3
Thread
M12 x 1.5
Check price on Amazon · 225/55R16 Wheels 16x7.5 ET50 · 5x114.3 · 67.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
225/55R16 94VRim 16x7.5 ET50 5x114.332 psi
225/50R17 94VRim 17x7.5 ET50 5x114.332 psi
225/45R18 91WRim 18x8 ET50 5x114.332 psi

How to read 94V: 94 is the load index (up to 1,477 lb / 670 kg per tire) and V the speed rating (up to 149 mph / 240 km/h). ET50 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

RX-8 1.3i MT 238 hp · 1.3L R 225/40R19 89W / 245/35R19 91W 3 fitments
Generation
SE · 2003–2012
Market
USA
Power
238 hp
Engine
1.3L R, Petrol
Center bore
67.1 mm
Bolt pattern
5x114.3
Thread
M12 x 1.5
Check price on Amazon · 225/40R19 Check price on Amazon · 245/35R19 Wheels 19x8 ET45 · 5x114.3 · 67.1 mm on Amazon
Tire sizeRim size and bolt patternPressure, psi
Front225/40R19 89WRim 19x8 ET45 5x114.332 psi
Rear245/35R19 91WRim 19x9 ET45 5x114.332 psi
225/45R18 91WRim 18x8 ET50 5x114.332 psi
225/40R19 89WRim 19x8 ET47 5x114.335 psi

How to read 89W: 89 is the load index (up to 1,279 lb / 580 kg per tire) and W the speed rating (up to 168 mph / 270 km/h). ET45 is the wheel offset: how far the mounting face sits from the rim centre, in millimetres.

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.
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.
Trims sold in 2005
7
Generation
SE sold in 3 market versions
Other years
All years (2003–2012)

Considering a different size?

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