2004 Cadillac XLR Wheel Offset

Quick specs

Wheel size
8x18 · 8x19
Offset
ET51
Backspacing
6.01 in
Bolt pattern
5×120.7, 5×120.65
Center bore
70.1 mm, 70.3 mm
Thread
M12×1.5
Tire size
235/50R18 · 235/45R19

OEM configurations

ConfigurationFrontRearOffsetBackspacingTireBolt patternCenter boreThread
4.6i · 4.6L, LH2, V8, Petrol8x188x18ET516.01 in235/50R185x120.6570.3 mmM12 x 1.5

Wheels and hardware

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Lug hardware

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  • White Knight 1707SBK-20AM Black Chrome M12x1.50 Bulge Acorn Lug Nut, 20 Pack

    Confirmed vehicle catalog match. Confirm seat type for your wheel.

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  • White Knight 1707S-20AM Chrome M12x1.50 Bulge Acorn Lug Nut, 20 Pack

    Confirmed vehicle catalog match. Confirm seat type for your wheel.

    Check price on Amazon
  • MIKKUPPA M12x1.5 Lug Nuts - Replacement for 2006-2019 Ford Fusion, 2000-2019 Ford Focus, 2001-2019 Ford Escape Aftermarket Wheel - 20pcs Chrome Closed End Lug Nuts

    Confirmed vehicle catalog match. Confirm seat type for your wheel.

    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

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  • 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

Compare your own setup

See how a different width or offset sits versus an OEM configuration for this year.

OEM: 18×8 ET51 · 235/50R18 · Front · 4.6i · 4.6L, LH2, V8, Petrol

  • Outer: +0 mm
  • Inner clearance: 0 mm unchanged

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More specs for the 2004 Cadillac XLR

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.