Staggered · 18×8.5 ET20 / 18×9.5 ET25
Documented on a 2003 Lexus IS 300 build — observed custom fitment, not a universal fit guarantee.
Wheel: Enkei Rpf1
- Front
- 18×8.5 ET20 · 215/35R18
- Rear
- 18×9.5 ET25 · 225/40R18
2003 Lexus IS 300 Wheel Offset
Quick specs
- Bolt pattern
- 5×114.3
- Center bore
- 60.1 mm
- Thread
- M12×1.5
Wheels and hardware
More on AmazonLug hardware
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White Knight Chrome M12x1.50 Bulge Acorn Lug Nut, 20 Count
M12 x 1.5
Matches M12 x 1.5 thread — confirm wheel seat style
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White Knight 3807BK-20AM Black Chrome M12x1.50 Spline Lug Nut, 20 items
M12 x 1.5
Matches M12 x 1.5 thread — confirm wheel seat style
Check price on Amazon
Wheel locks
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MCGARD Chrome Cone Seat M12 x 1.5 Wheel Locks
M12 x 1.5 · lock
Matches M12 x 1.5 — confirm seat style for your wheel
Check price on Amazon
Gorilla Automotive Wheel Locks With Washer (M12x1.50)
M12 x 1.5 · lock
Matches M12 x 1.5 — confirm seat style for your wheel
Check price on Amazon
Real-World 2003 Lexus IS 300 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 — 3 documented builds
- 19-inch — 1 documented build
4 documented builds.
Staggered · 18×8.5 ET30 / 18×10 ET25
Documented on a 2003 Lexus IS 300 build — observed custom fitment, not a universal fit guarantee.
Wheel: Sportmax XXR521
- Front
- 18×8.5 ET30 · 215/35R18
- Rear
- 18×10 ET25 · 225/40R18
Staggered · 19×8.5 ET40 / 19×9.5 ET25
Documented on a 2003 Lexus IS 300 build — observed custom fitment, not a universal fit guarantee.
Wheel: konig afterburner
- Front
- 19×8.5 ET40 · 255/35R19
- Rear
- 19×9.5 ET25 · 275/35R19
Staggered · 18×9.5 ET15 / Rear unknown
Documented on a 2003 Lexus IS 300 build — observed custom fitment, not a universal fit guarantee.
Wheel: MB Battles
- Front
- 18×9.5 ET15 · 225/40R18
- Rear
- — · 265/30R18
More specs for the 2003 Lexus IS 300
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.