2007 Mazda MAZDASPEED3 Wheel Offset

Quick specs

Wheel size: 7x18 · 7.5x18 · 8x19
Offset: ET50 · ET53 · ET48
Backspacing: 5.47 in · 5.84 in · 5.89 in · 5.59 in
Bolt pattern: 5×114.3
Center bore: 67.1 mm
Thread: M12×1.5
Tire size: 215/45R18 · 225/40R18 · 235/35R19

OEM configurations

Configuration	Rim	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
2.3T · 2.3L, L3-VDT, I4, Petrol	7x18	ET50	5.47 in	215/45R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, L3-VDT, I4, Petrol	7.5x18	ET53	5.84 in	225/40R18	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, L3-VDT, I4, Petrol	8x19	ET48	5.89 in	235/35R19	5x114.3	67.1 mm	M12 x 1.5
2.3T · 2.3L, I4, Petrol	7x18	ET50	5.47 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	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

Wheels and hardware

Lug hardware

Wheel locks

Real-World 2007 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 — 10 documented builds
17-inch — 1 documented build

11 documented builds.

DiameterLayout

2007 Mazda MAZDASPEED3 custom wheel setup

Staggered · 18×9.5 ET13 / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: SSR Longchamp XR-4Z

Front: 18×9.5 ET13 · 215/35R18
Rear: —

Compared with OEM

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

Outer edge 68.8 mm farther toward fender (more outward poke)
Inner edge 5.3 mm farther from suspension (more inner clearance)
Width +2.5" vs OEM

View full build on Modified1

Staggered · 18×9 ET30 / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Rota G-Force

Front: 18×9 ET30 · 245/35R18
Rear: —

Compared with OEM

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

Outer edge 45.4 mm farther toward fender (more outward poke)
Inner edge 5.4 mm closer to suspension (less inner clearance)
Width +2" vs OEM

View full build on Modified1

Staggered · 17×8 ET37 / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Enkei EVO 8

Front: 17×8 ET37 · 245/45R17
Rear: —

Compared with OEM

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

Outer edge 25.7 mm farther toward fender (more outward poke)
Inner edge 0.3 mm farther from suspension (more inner clearance)
Width +1" vs OEM
Diameter -1" vs OEM

View full build on Modified1

18×8.5 ET40

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Compared with OEM

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

Outer edge 29 mm farther toward fender (more outward poke)
Inner edge 9.1 mm closer to suspension (less inner clearance)
Width +1.5" vs OEM

View full build on Modified1

Staggered · 18×8.5 ET48 / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Motorsport MT1

Front: 18×8.5 ET48 · 235/40R18
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

Staggered · 18×9.5 ET38 / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Rota T2R

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 ET30 / 18×9.5 ET38

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Volk SE37W

Front: 18×8.5 ET30
Rear: 18×9.5 ET38

Compared with OEM

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

Outer edge 39 mm farther toward fender (more outward poke)
Inner edge 0.9 mm farther from suspension (more inner clearance)
Width +1.5" vs OEM

View full build on Modified1

Staggered · 18×8 ET35 / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Rota Torque

Front: 18×8 ET35 · 225/40R18
Rear: —

Compared with OEM

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

Outer edge 27.7 mm farther toward fender (more outward poke)
Inner edge 2.3 mm farther from suspension (more inner clearance)
Width +1" vs OEM

View full build on Modified1

18×8 ET30

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Tires: 225/40R18

Compared with OEM

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

Outer edge 32.7 mm farther toward fender (more outward poke)
Inner edge 7.3 mm farther from suspension (more inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 18×8 ET48 / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Rota Torque

Front: 18×8 ET48
Rear: —

Compared with OEM

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

Outer edge 14.7 mm farther toward fender (more outward poke)
Inner edge 10.7 mm closer to suspension (less inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 18×? / Rear unknown

Documented on a 2007 Mazda MAZDASPEED3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Enkei LF-10

Front: 18×?
Rear: —

Compared with OEM

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

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 2007 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.