2020 Cadillac CT6-V Wheel Offset
Quick specs
- Wheel size
- 8.5x20 · 9x21 · 8.5x19
- Offset
- ET33 · ET30
- Backspacing
- 5.55 in · 5.68 in
- Bolt pattern
- 5×120
- Center bore
- 66.9 mm
- Thread
- M14×1.5
- Tire size
- 245/40R20 · 255/35R21 · 245/45R19
OEM configurations
| Configuration | Front | Rear | Offset | Backspacing | Tire | Bolt pattern | Center bore | Thread |
|---|---|---|---|---|---|---|---|---|
| 4.2T · 4.2L, LTA, V8, Petrol | 8.5x20 | 8.5x19 | ET33 | 5.55 in | 245/40R20 / 245/45R19 | 5x120 | 66.9 mm | M14 x 1.5 |
| 4.2T · 4.2L, LTA, V8, Petrol | 9x21 | 8.5x19 | ET30 / ET33 | 5.68 in | 255/35R21 / 245/45R19 | 5x120 | 66.9 mm | M14 x 1.5 |
Wheels and hardware
More on AmazonLug hardware
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Wheel Accessories Parts Set of 24 Black Spiked Solid Metal Lug Nuts M14x1.5 Thread 4.4 Inch Tall Closed End Bulge Acorn Spike Lug Nut 1 Socket Key- Fit Chevy Silverado 1500 Ford F150 GMC Sierra 1500
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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Southern Powersports Polaris RZR Turbo 1000 XP 900 S Trail S Ranger Can Am X3 Honda Pioneer 1000 Talon Tapered Lug Nuts 12x1.5, M12X1.5, Acorn, Closed End Bulge Acorn, 1 (Coated) Key 16/PK (Black)
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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Wheel Accessories Parts Bulge Acorn Set of 24 Aftermarket Lug Nuts M14 X 1.50 Thread 1.90" Long for Trucks 19mm(3/4") Hex 14x1.5 Wheel Lug Nuts (24 M14x1.50, Chrome)
Confirmed vehicle catalog match. Confirm seat type for your wheel.
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Wheel locks
More on AmazonCompare your own setup
See how a different width or offset sits versus an OEM configuration for this year.
More specs for the 2020 Cadillac CT6-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.