WheelOffset

2015 Chevrolet Impala Wheel Offset

Quick specs

Wheel size
8x18 · 8.5x20 · 8.5x19
Offset
ET42 · ET45
Backspacing
5.65 in · 6.02 in · 5.90 in
Bolt pattern
5×120
Center bore
66.9 mm
Thread
M14×1.5
Tire size
235/50R18 · 245/40R20 · 245/45R19

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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.

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OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
2.5 · I4, Petrol8x188.5x19ET425.65 in235/50R18 / 245/45R195x12066.9 mmM14 x 1.5
2.5 · I4, Petrol8.5x208.5x19ET45 / ET426.02 in245/40R20 / 245/45R195x12066.9 mmM14 x 1.5
3.6 · 3.6L, V6, Petrol8.5x208.5x19ET45 / ET426.02 in245/40R20 / 245/45R195x12066.9 mmM14 x 1.5
3.6 · 3.6L, V6, Petrol8x188.5x19ET425.65 in235/50R18 / 245/45R195x12066.9 mmM14 x 1.5

Lug hardware

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Real-World 2015 Chevrolet Impala 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 — 1 documented build

1 documented build.

2015 Chevrolet Impala custom wheel setup

Staggered · 20×? / Rear unknown

Documented on a 2015 Chevrolet Impala build — observed custom fitment, not a universal fit guarantee.

Wheel: Vossen CV3-R

Front
20×?
Rear
—
Compared with OEM

Compared with the 20×8.5 ET45 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.

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    More specs for the 2015 Chevrolet Impala

    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.