2007 Mazda MX-5 Wheel Offset

ET55 · ET45

Quick specs

OEM offset: ET55 · ET45
Wheel size: 6.5x16 · 7x17 · 5.5x16 · 7x18
Backspacing: 5.42 in · 5.67 in · 4.52 in · 5.27 in
Bolt pattern: 5×114.3
Center bore: 67.1 mm
Tire size: 205/50R16 · 205/45R17 · 225/40R16 · 225/55R18

OEM configurations

Configuration	Rim	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
2.0i AT · 2.0L, LF-VE, I4, Petrol	6.5x16	ET55	5.42 in	205/50R16	5x114.3	67.1 mm	M12 x 1.5
2.0i AT · 2.0L, LF-VE, I4, Petrol	7x17	ET55	5.67 in	205/45R17	5x114.3	67.1 mm	M12 x 1.5
2.0i MT · 2.0L, LF-VE, I4, Petrol	6.5x16	ET55	5.42 in	205/50R16	5x114.3	67.1 mm	M12 x 1.5
2.0i MT · 2.0L, LF-VE, I4, Petrol	7x17	ET55	5.67 in	205/45R17	5x114.3	67.1 mm	M12 x 1.5
1.8i · 1.8L, L8-DE, I4, Petrol	6.5x16	ET55	5.42 in	205/50R16	5x114.3	67.1 mm	M12 x 1.5
1.8i · 1.8L, L8-DE, I4, Petrol	7x17	ET55	5.67 in	205/45R17	5x114.3	67.1 mm	M12 x 1.5
2.0i · 2.0L, LF-VE, I4, Petrol	5.5x16	ET45	4.52 in	225/40R16	5x114.3	67.1 mm	M12 x 1.5
2.0i · 2.0L, LF-VE, I4, Petrol	7x18	ET45	5.27 in	225/55R18	5x114.3	67.1 mm	M12 x 1.5

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

OEM baseline

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Wheels and hardware for this vehicle

Lug hardware

Wheel locks

Real-World 2007 Mazda MX-5 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:

14-inch — 2 documented builds
15-inch — 1 documented build

3 documented builds.

Staggered · 14×7 ET19 / Rear unknown

Documented on a 2007 Mazda MX-5 build — observed custom fitment, not a universal fit guarantee.

Wheel: Enkei RPF1

Front: 14×7 ET19
Rear: —

Compared with OEM

Compared with the 16×5.5 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 45 mm farther toward fender (more outward poke)
Inner edge 7 mm farther from suspension (more inner clearance)
Width +1.5" vs OEM
Diameter -2" vs OEM

View full build on Modified1

Staggered · 15×7 ET37 / Rear unknown

Documented on a 2007 Mazda MX-5 build — observed custom fitment, not a universal fit guarantee.

Wheel: OZ Superleggera

Front: 15×7 ET37
Rear: —

Compared with OEM

Compared with the 16×5.5 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 27 mm farther toward fender (more outward poke)
Inner edge 11 mm closer to suspension (less inner clearance)
Width +1.5" vs OEM
Diameter -1" vs OEM

View full build on Modified1

Staggered · 14×7 ET0 / Rear unknown

Documented on a 2007 Mazda MX-5 build — observed custom fitment, not a universal fit guarantee.

Wheel: SSR MK-II

Front: 14×7 ET0
Rear: —

Compared with OEM

Compared with the 16×5.5 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 64 mm farther toward fender (more outward poke)
Inner edge 26 mm farther from suspension (more inner clearance)
Width +1.5" vs OEM
Diameter -2" vs OEM

View full build on Modified1

More specs for the 2007 Mazda MX-5

OEM offsets are catalog configurations, not an aftermarket “safe ET range.” Matching offset alone does not confirm clearance. Documented custom builds are observed setups only.