2004 Cadillac CTS-V Wheel Offset
Quick specs
- Wheel size
- 8.5x18 · 8.5x19 · 9x20
- Offset
- ET42 · ET40
- Backspacing
- 5.90 in · 6.07 in
- Bolt pattern
- 6×115
- Center bore
- 70.3 mm
- Thread
- M12×1.5
- Tire size
- 245/45R18 · 245/40R19 · 245/35R20
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 5.7i · 5.7L, LS6, V8, Petrol | 8.5x18 | 8.5x19 | ET42 | 5.90 in | 245/45R18 / 245/40R19 | 6x115 | 70.3 mm | M12 x 1.5 |
Wheels and hardware
More on AmazonLug 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.
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DYNOFIT 14mmx1.5 Wheel Lug Nuts, 32x Black M14x1.5 Lug Nut,Conical/Cone Bulge Seat, Closed End Long Extended XL Spline with 1 Socket Key Fits 8 Lug Aftermarket Wheels
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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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: 18×8.5 ET42 · 245/45R18 · Front · 5.7i · 5.7L, LS6, V8, Petrol
- Outer: +0 mm
- Inner clearance: 0 mm unchanged
More specs for the 2004 Cadillac CTS-V
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.