2009 Mazda MAZDASPEED3 Wheel Offset

Quick specs

Wheel size: Multiple — see configurations
Offset: Multiple — see configurations
Backspacing: Multiple — see configurations
Bolt pattern: 5×114.3
Center bore: 67.1 mm
Thread: M12×1.5
Tire size: Multiple — see configurations

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
2.3T · 2.3L, L3, I4, Petrol	7x18	—	ET50	5.47 in	215/45R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, L3, I4, Petrol	7.5x18	—	ET53	5.84 in	225/40R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, L3, I4, Petrol	8x19	—	ET48	5.89 in	235/35R19	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, L3, I4, Petrol	7.5x19	—	ET52	5.80 in	225/35R19	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	7x18	7x18	ET50 / ET48	5.47 in	215/45R18 / 245/50R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	7.5x18	7x18	ET53 / ET48	5.84 in	225/40R18 / 245/50R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	8x19	7x18	ET48	5.89 in	235/35R19 / 245/50R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	6.5x20	7x18	ET57 / ET48	5.49 in	215/35R20 / 245/50R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	7.5x20	7x18	ET48	5.64 in	215/35R20 / 245/50R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	7x18	—	ET53	5.59 in	215/45R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	7.5x18	—	ET53	5.84 in	225/40R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	8x19	—	ET48	5.89 in	235/35R19	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	7.5x19	—	ET52	5.80 in	225/35R19	5x114.3	67.1 mm	M12 x 1.5

Wheels and hardware

Lug hardware

Wheel locks

Real-World 2009 Mazda MAZDASPEED3 Wheel Setups

Observed aftermarket setups from documented Modified1 builds. These are individual build records — not OEM specifications and not clearance guarantees for every vehicle.

Common custom wheel sizes

Among builds in our database for this model year:

18-inch — 3 documented builds

3 documented builds.

2009 Mazda MAZDASPEED3 custom wheel setup

Staggered · 18×8 ET45 / Rear unknown

Documented on a 2009 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Rota SVN

Front: 18×8 ET45
Rear: —

Compared with OEM

Compared with the 18×7 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 17.7 mm farther toward fender (more outward poke)
Inner edge 7.7 mm closer to suspension (less inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 18×9.5 ET38 / Rear unknown

Documented on a 2009 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Rota Grid

Front: 18×9.5 ET38
Rear: —

Compared with OEM

Compared with the 18×7 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 43.8 mm farther toward fender (more outward poke)
Inner edge 19.8 mm closer to suspension (less inner clearance)
Width +2.5" vs OEM

View full build on Modified1

Staggered · 18×8.5 ET48 / Rear unknown

Documented on a 2009 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: 5Zigen Fn01r-C

Front: 18×8.5 ET48 · 245/40R18
Rear: —

Compared with OEM

Compared with the 18×7 ET50 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 21 mm farther toward fender (more outward poke)
Inner edge 17.1 mm closer to suspension (less inner clearance)
Width +1.5" vs OEM

View full build on Modified1

Compare your own setup

See how a different width or offset sits versus an OEM configuration for this year.

OEM baseline

Open full fitment calculator

More specs for the 2009 Mazda MAZDASPEED3

Each OEM row is a catalog configuration. Offset ranges are not collapsed when the database has exact setups. Documented aftermarket builds are observed setups only — not universal fit or clearance confirmation.