2009 Scion tC Wheel Offset

Quick specs

Wheel size: 7x17 · 6.5x16 · 7.5x18 · 8x19
Offset: ET45 · ET42 · ET38
Backspacing: 5.27 in · 5.02 in · 5.40 in · 5.50 in
Bolt pattern: 5×100
Center bore: 54.1 mm
Thread: M12×1.5
Tire size: 215/45R17 · 205/55R16 · 225/40R18 · 225/35R19

OEM configurations

Configuration	Rim	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
2.4i · 2.4L, 2AZ-FE, I4, Petrol	7x17	ET45	5.27 in	215/45R17	5x100	54.1 mm	M12 x 1.5
2.4i · 2.4L, 2AZ-FE, I4, Petrol	6.5x16	ET45	5.02 in	205/55R16	5x100	54.1 mm	M12 x 1.5
2.4i · 2.4L, 2AZ-FE, I4, Petrol	7.5x18	ET42	5.40 in	225/40R18	5x100	54.1 mm	M12 x 1.5
2.4i TRD · 2.4L, 2AZ-FE, I4, Petrol	7.5x18	ET42	5.40 in	225/40R18	5x100	54.1 mm	M12 x 1.5
2.4i TRD · 2.4L, 2AZ-FE, I4, Petrol	7x17	ET45	5.27 in	215/45R17	5x100	54.1 mm	M12 x 1.5
2.4i TRD · 2.4L, 2AZ-FE, I4, Petrol	8x19	ET38	5.50 in	225/35R19	5x100	54.1 mm	M12 x 1.5

Wheels and hardware

Lug hardware

Wheel locks

Real-World 2009 Scion tC 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 — 6 documented builds
17-inch — 4 documented builds
16-inch — 1 documented build
19-inch — 1 documented build

12 documented builds.

DiameterLayout

Staggered · 17×10 ET25 / 17×10 ET12

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: CCW Lm20

Front: 17×10 ET25 · 215/40R17
Rear: 17×10 ET12

Compared with OEM

Compared with the 17×7 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 58.1 mm farther toward fender (more outward poke)
Inner edge 18.1 mm closer to suspension (less inner clearance)
Width +3" vs OEM

View full build on Modified1

Staggered · 18×9.75 ET35 / Rear unknown

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: Rota Torgues

Front: 18×9.75 ET35 · 215/35R18
Rear: —

Compared with OEM

Compared with the 18×7.5 ET42 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 35.6 mm farther toward fender (more outward poke)
Inner edge 21.6 mm closer to suspension (less inner clearance)
Width +2.25" vs OEM

View full build on Modified1

18×9.5 ET38

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Compared with OEM

Compared with the 18×7.5 ET42 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 29.4 mm farther toward fender (more outward poke)
Inner edge 21.4 mm closer to suspension (less inner clearance)
Width +2" vs OEM

View full build on Modified1

Staggered · 17×8 ET37 / 17×8 ET24

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: SSR Professors

Front: 17×8 ET37
Rear: 17×8 ET24

Compared with OEM

Compared with the 17×7 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 20.7 mm farther toward fender (more outward poke)
Inner edge 4.7 mm closer to suspension (less inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 18×10 ET35 / Rear unknown

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Front: 18×10 ET35 · 225/35R18
Rear: — · 225/40R18

Compared with OEM

Compared with the 18×7.5 ET42 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 38.8 mm farther toward fender (more outward poke)
Inner edge 24.8 mm closer to suspension (less inner clearance)
Width +2.5" vs OEM

View full build on Modified1

Staggered · 18×8 ET20 / 18×9 ET20

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: Axis Wide Track

Front: 18×8 ET20 · 225/40R18
Rear: 18×9 ET20

Compared with OEM

Compared with the 18×7.5 ET42 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 28.3 mm farther toward fender (more outward poke)
Inner edge 15.7 mm farther from suspension (more inner clearance)
Width +0.5" vs OEM

View full build on Modified1

Staggered · 19×8.5 ET30 / 19×9.5 ET40

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Front: 19×8.5 ET30 · 225/35R19
Rear: 19×9.5 ET40 · 235/35R19

Compared with OEM

Compared with the 19×8 ET38 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 14.3 mm farther toward fender (more outward poke)
Inner edge 1.7 mm farther from suspension (more inner clearance)
Width +0.5" vs OEM

View full build on Modified1

Staggered · 17×8.5 ET22 / Rear unknown

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: Enkei RPF1

Front: 17×8.5 ET22
Rear: —

Compared with OEM

Compared with the 17×7 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 42 mm farther toward fender (more outward poke)
Inner edge 3.9 mm farther from suspension (more inner clearance)
Width +1.5" vs OEM

View full build on Modified1

Staggered · 17×8 ET20 / Rear unknown

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: BBS RC035

Front: 17×8 ET20 · 205/40R17
Rear: —

Compared with OEM

Compared with the 17×7 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 37.7 mm farther toward fender (more outward poke)
Inner edge 12.3 mm farther from suspension (more inner clearance)
Width +1" vs OEM

View full build on Modified1

Staggered · 18×9.5 ET38 / Rear unknown

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: Enkei RPF-1

Front: 18×9.5 ET38 · 215/40R18
Rear: —

Compared with OEM

Compared with the 18×7.5 ET42 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 29.4 mm farther toward fender (more outward poke)
Inner edge 21.4 mm closer to suspension (less inner clearance)
Width +2" vs OEM

View full build on Modified1

Staggered · 16×8 / Rear unknown

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: XXR

Front: 16×8 · 195/45R16
Rear: —

Compared with OEM

Compared with the 16×6.5 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

View full build on Modified1

Staggered · 18×10 / Rear unknown

Documented on a 2009 Scion tC build — observed custom fitment, not a universal fit guarantee.

Wheel: Work VS XX

Front: 18×10 · 225/35R18
Rear: —

Compared with OEM

Compared with the 18×7.5 ET42 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 2009 Scion tC

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.