2018 Mazda Mazda3 Wheel Offset

ET40–ET60 (10 configs)

Quick specs

OEM offset: ET40–ET60 (10 configs)
Wheel size: Multiple — see configurations
Backspacing: 4.77–6.53 in (19 configs)
Bolt pattern: 5×114.3
Center bore: 67.1 mm
Tire size: Multiple — see configurations

OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
2.0i · PE-VPS, I4, Petrol	6.5x16	6.5x17	ET50	5.22 in	205/60R16 / 205/55R17	5x114.3	67.1 mm	M12 x 1.5
2.0i · PE-VPS, I4, Petrol	7x18	6.5x17	ET50	5.47 in	215/45R18 / 205/55R17	5x114.3	67.1 mm	M12 x 1.5
2.5i · PY-VPS, I4, Petrol	7x18	7.5x18	ET50 / ET52	5.47 in	215/45R18 / 225/45R18	5x114.3	67.1 mm	M12 x 1.5
2.5i · PY-VPS, I4, Petrol	8x19	7.5x18	ET48 / ET52	5.89 in	235/35R19 / 225/45R18	5x114.3	67.1 mm	M12 x 1.5
2.5i · PY-VPS, I4, Petrol	7x17	8.5x18	ET50 / ET58	5.47 in	215/55R17 / 255/25R18	5x114.3	67.1 mm	M12 x 1.5
2.5i · PY-VPS, I4, Petrol	7.5x19	8.5x18	ET57 / ET58	5.99 in	235/30R19 / 255/25R18	5x114.3	67.1 mm	M12 x 1.5
1.5D · S5Y5, I4, Diesel	6.5x16	6.5x17	ET50	5.22 in	205/60R16 / 205/55R17	5x114.3	67.1 mm	M12 x 1.5
1.5D · S5Y5, I4, Diesel	7x18	6.5x17	ET50	5.47 in	215/45R18 / 205/55R17	5x114.3	67.1 mm	M12 x 1.5
1.5i · 1.5L, P5-VPS, I4, Petrol	7.5x15	—	ET40	5.32 in	225/50R15	5x114.3	67.1 mm	M12 x 1.5
1.5i · 1.5L, P5-VPS, I4, Petrol	5.5x17	—	ET60	5.11 in	215/45R17	5x114.3	67.1 mm	M12 x 1.5
1.5i · 1.5L, P5-VPS, I4, Petrol	7.5x17	—	ET40	5.32 in	235/55R17	5x114.3	67.1 mm	M12 x 1.5
1.5i · 1.5L, P5-VPS, I4, Petrol	6.5x17	—	ET45	5.02 in	215/60R17	5x114.3	67.1 mm	M12 x 1.5
1.5i · 1.5L, P5-VPS, I4, Petrol	6x16	—	ET45	4.77 in	215/65R16	5x114.3	67.1 mm	M12 x 1.5
1.5i · 1.5L, P5-VPS, I4, Petrol	7x18	—	ET55	5.67 in	195/45R18	5x114.3	67.1 mm	M12 x 1.5
1.6i · 1.6L, ZM-DE, I4, Petrol	7x16	—	ET60	5.86 in	215/60R16	5x114.3	67.1 mm	M12 x 1.5
1.6i · 1.6L, ZM-DE, I4, Petrol	7.5x16	—	ET50	5.72 in	215/45R16	5x114.3	67.1 mm	M12 x 1.5
1.6i · 1.6L, ZM-DE, I4, Petrol	6x17	—	ET50	4.97 in	235/35R17	5x114.3	67.1 mm	M12 x 1.5
2.0i · PEY7, I4, Petrol	7x19	8.5x20	ET40 / ET58	5.07 in	225/35R19 / 225/35R20	5x114.3	67.1 mm	M12 x 1.5
2.0i · PEY7, I4, Petrol	7.5x17	8.5x20	ET42 / ET58	5.40 in	225/35R17 / 225/35R20	5x114.3	67.1 mm	M12 x 1.5
2.0i · PEY7, I4, Petrol	5.5x17	8.5x20	ET55 / ET58	4.92 in	205/60R17 / 225/35R20	5x114.3	67.1 mm	M12 x 1.5
2.0i · PEY7, I4, Petrol	6x16	8.5x20	ET45 / ET58	4.77 in	195/45R16 / 225/35R20	5x114.3	67.1 mm	M12 x 1.5
2.0i · PEY7, I4, Petrol	6x19	8.5x20	ET45 / ET58	4.77 in	195/55R19 / 225/35R20	5x114.3	67.1 mm	M12 x 1.5
2.2D · SHY1, I4, Diesel	7.5x16	—	ET60	6.11 in	215/50R16	5x114.3	67.1 mm	M12 x 1.5
2.2D · SHY1, I4, Diesel	7.5x18	—	ET50	5.72 in	185/55R18	5x114.3	67.1 mm	M12 x 1.5
2.2D · SHY1, I4, Diesel	7.5x17	—	ET40	5.32 in	215/45R17	5x114.3	67.1 mm	M12 x 1.5
2.0i · 2.0L, PE-VPS, I4, Petrol	7x17	—	ET60	5.86 in	215/50R17	5x114.3	67.1 mm	M12 x 1.5
2.0i · 2.0L, PE-VPS, I4, Petrol	7.5x16	—	ET60	6.11 in	205/45R16	5x114.3	67.1 mm	M12 x 1.5
2.0i · 2.0L, PE-VPS, I4, Petrol	7x18	—	ET40	5.07 in	205/55R18	5x114.3	67.1 mm	M12 x 1.5
2.2D · 2.2L, SH-VPTS, I4, Diesel	6.5x16	7.5x17	ET50 / ET55	5.22 in	205/70R16 / 205/55R17	5x114.3	67.1 mm	M12 x 1.5
2.2D · 2.2L, SH-VPTS, I4, Diesel	7x17	7.5x17	ET55	5.67 in	215/65R17 / 205/55R17	5x114.3	67.1 mm	M12 x 1.5

See how a different wheel would sit See wheel backspacing

What happens if you change the offset?

Compare your own setup

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 2018 Mazda Mazda3 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 — 2 documented builds

2 documented builds.

18×8 ET45

Documented on a 2018 Mazda Mazda3 build — observed custom fitment, not a universal fit guarantee.

Tires: 225/45R18

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 · 18×7.5 ET45 / Rear unknown

Documented on a 2018 Mazda Mazda3 build — observed custom fitment, not a universal fit guarantee.

Wheel: Traktion

Front: 18×7.5 ET45 · 215/45R18
Rear: —

Compared with OEM

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

Outer edge 11.4 mm farther toward fender (more outward poke)
Inner edge 1.4 mm closer to suspension (less inner clearance)
Width +0.5" vs OEM

View full build on Modified1

More specs for the 2018 Mazda Mazda3

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.