2021 Cadillac CT4 Wheel Offset
Quick specs
- Wheel size
- 8x17 · 8x18 · 8x19
- Offset
- ET32 · ET35
- Backspacing
- 5.26 in · 5.38 in
- Bolt pattern
- 5×115
- Center bore
- 70.3 mm
- Thread
- M12×1.5
- Tire size
- 225/45R17 · 235/40R18 · 235/35R19
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 2.0T · 2.0L, LSY, I4, Petrol | 8x17 | 8x18 | ET32 / ET35 | 5.26 in | 225/45R17 / 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x18 | 8x18 | ET35 | 5.38 in | 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x19 | 8x18 | ET35 | 5.38 in | 235/35R19 / 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x17 | 8x18 | ET32 / ET35 | 5.26 in | 225/45R17 / 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x18 | 8x18 | ET35 | 5.38 in | 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.0T · 2.0L, LSY, I4, Petrol | 8x19 | 8x18 | ET35 | 5.38 in | 235/35R19 / 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.7T · 2.7L, L3B, I4, Petrol | 8x18 | 8x18 | ET35 | 5.38 in | 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.7T · 2.7L, L3B, I4, Petrol | 8x17 | 8x18 | ET32 / ET35 | 5.26 in | 225/45R17 / 235/40R18 | 5x115 | 70.3 mm | M12 x 1.5 |
| 2.7T · 2.7L, L3B, I4, Petrol | 8x19 | 8x18 | ET35 | 5.38 in | 235/35R19 / 235/40R18 | 5x115 | 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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Wheel Accessories Parts Set of 20 Black 14x1.5 Spike Lug Nuts 4.4" Tall Closed End Cone Seat Bulge Acorn Spiked Solid Metal Lug Nut M14x1.5 Thread with 1 Long Dual Hex Socket Key (Black, M14x1.5)
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.
More specs for the 2021 Cadillac CT4
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.