18×9.5 ET38 Wheels on a 2010 Scion tC

3 documented builds specifically using ET38

Show evidence for this exact wheel size and offset on my vehicle/year. Exact size+offset builds are observational evidence only — not a universal fit, not the “correct” offset, and not a no-rub guarantee.

Evidence summary

Documented builds using 18×9.5: 7
Documented builds specifically using 18×9.5 ET38: 3
Axle context: 0 square · 3 staggered · 3 front-only · 0 rear-only · 0 both axles

3 documented 2010 Scion tC builds in our database use 18×9.5 ET38 wheels. This is observed use — not a fit confirmation.

Compared with OEM

Aftermarket: 18×9.5 ET38

Compared with the OEM 18×7.5 ET42 configuration.

Width: +2 in

Outer edge 29.4 mm farther toward fender (more outward poke)

Inner edge 21.4 mm closer to suspension (less inner clearance)

Geometry is deterministic vs the named OEM baseline. It does not mean the setup fits or will clear.

Tires documented with 18×9.5 ET38

215/40R18 — 1 build
225/40R18 — 1 build
245/40R18 — 1 build

215/40R18: -1.3% overall diameter vs selected OEM tire — descriptive only, not a clearance rating.
225/40R18: +0.0% overall diameter vs selected OEM tire — descriptive only, not a clearance rating.
245/40R18: +2.5% overall diameter vs selected OEM tire — descriptive only, not a clearance rating.

Documented tire pairings are not tire recommendations.