2008 Lexus IS-F Wheel Offset

Quick specs

Wheel size: Multiple — see configurations
Offset: ET45
Backspacing: 5.77 in · 6.02 in
Bolt pattern: 5×114.3
Center bore: 60.1 mm
Thread: M12×1.5
Tire size: 225/40R19 · 235/35R20 · 225/40R18 · 225/35R20

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Showing matching bolt patterns and offsets up to 30 mm lower. Confirm center bore, load rating, and clearance at Tire Rack.

Configuration

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OEM configurations

Configuration	Front	Rear	Offset	Backspacing	Tire	Bolt pattern	Center bore	Thread
5.0i · 2UR-GSE, V8, Petrol	8x19	8x19	ET45	5.77 in	225/40R19	5x114.3	60.1 mm	M12 x 1.5
5.0i · 2UR-GSE, V8, Petrol	8x20	8x19	ET45	5.77 in	235/35R20 / 225/40R19	5x114.3	60.1 mm	M12 x 1.5
5.0i · 5.0L, 2UR-GSE, V8, Petrol	8x18	8x19	ET45	5.77 in	225/40R18 / 225/40R19	5x114.3	60.1 mm	M12 x 1.5
5.0i (DBA-USE20) · 2UR-GSE, V8, Petrol	8x19	8x19	ET45	5.77 in	225/40R19	5x114.3	60.1 mm	M12 x 1.5
5.0i (DBA-USE20) · 2UR-GSE, V8, Petrol	8x20	8x19	ET45	5.77 in	225/35R20 / 225/40R19	5x114.3	60.1 mm	M12 x 1.5
5.0i (DBA-USE20) · 2UR-GSE, V8, Petrol	8.5x20	8x19	ET45	6.02 in	235/35R20 / 225/40R19	5x114.3	60.1 mm	M12 x 1.5

Lug hardware

Wheel locks

Real-World 2008 Lexus IS-F 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:

20-inch — 2 documented builds
19-inch — 1 documented build

3 documented builds.

Staggered · 19×8.5 ET30 / 19×9.5 ET35

Documented on a 2008 Lexus IS-F build — observed custom fitment, not a universal fit guarantee.

Wheel: Five Axis S5:F

Front: 19×8.5 ET30 · 235/35R19
Rear: 19×9.5 ET35 · 265/30R19

Compared with OEM

Compared with the 18×8 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Outer edge 21.3 mm farther toward fender (more outward poke)
Inner edge 8.7 mm farther from suspension (more inner clearance)
Width +0.5" vs OEM
Diameter +1" vs OEM

View full build on Modified1

Staggered · 20×9 ET37 / 20×10.5 ET43

Documented on a 2008 Lexus IS-F build — observed custom fitment, not a universal fit guarantee.

Wheel: SSR MS-1

Front: 20×9 ET37 · 245/35R20
Rear: 20×10.5 ET43 · 275/30R20

Compared with OEM

Compared with the 18×8 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
Diameter +2" vs OEM

View full build on Modified1

Staggered · 20×8.5 / 20×10

Documented on a 2008 Lexus IS-F build — observed custom fitment, not a universal fit guarantee.

Wheel: iForged Daytonas

Front: 20×8.5
Rear: 20×10

Compared with OEM

Compared with the 18×8 ET45 OEM configuration. Calculated geometry only — not fit confirmation.

Diameter +2" 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: 18×8 ET45 · 225/40R18 · Front · 5.0i · 5.0L, 2UR-GSE, V8, Petrol

New width (in)New offset (mm)

Outer: +0 mm
Inner clearance: 0 mm unchanged

Open full fitment calculator

More specs for the 2008 Lexus IS-F

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.