Cadillac CT6 3.0TT GM Omega I 2016-2018 wheel sizes

Standard wheel sizes for Cadillac CT6 3.0TT GM Omega I

Cadillac CT6 3.0TT GM Omega I model existed from 2016 to 2018.
Table of standard and suitable rim sizes for Cadillac CT6 3.0TT GM Omega I.

Not all wheels will fit all cars!
Understand wheel diameter, width, offset, bolt fitment and centre bore before shopping for wheels.

Bolt pattern parameters are usually called PCD:

  • LZ (Bolt holes, Lugs)
  • PCD (Bolt Pattern or Bolt Fitment)
  • ET (Wheel offset)
  • DIA (Central bore)

Cadillac CT6 3.0TT GM Omega I - What is the bolt pattern?

Cadillac CT6 3.0TT GM Omega I (2016 - 2018) wheel sizes.

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Sizemywheels.com Cadillac CT6 3.0TT GM Omega I


Make / model / modification Year Wheel marking Wheel
width
RIM
diameter
Bolt pattern
LZ*PCD
Offset
(ET)
Center Bore
DIA
OEM
or Alternate
Cadillac CT6 3.0TT GM Omega I 2018 8.5Jx19 5/120 ET33 d66.9 8.5 19 5X120 33 66.9 OEM wheels
Cadillac CT6 3.0TT GM Omega I 8.5Jx20 5/120 ET33 d66.9 8.5 20 5X120 33 66.9 Replacement
Cadillac CT6 3.0TT GM Omega I 9Jx21 5/120 ET30 d66.9 9 21 5X120 30 66.9 Replacement
Cadillac CT6 3.0TT GM Omega I 2017 8.5Jx19 5/120 ET33 d66.9 8.5 19 5X120 33 66.9 OEM wheels
Cadillac CT6 3.0TT GM Omega I 8.5Jx20 5/120 ET33 d66.9 8.5 20 5X120 33 66.9 Replacement
Cadillac CT6 3.0TT GM Omega I 9Jx21 5/120 ET30 d66.9 9 21 5X120 30 66.9 Replacement
Cadillac CT6 3.0TT GM Omega I 2016 8.5Jx19 5/120 ET33 d66.9 8.5 19 5X120 33 66.9 OEM wheels
Cadillac CT6 3.0TT GM Omega I 8.5Jx20 5/120 ET33 d66.9 8.5 20 5X120 33 66.9 Replacement
Cadillac CT6 3.0TT GM Omega I 9Jx21 5/120 ET30 d66.9 9 21 5X120 30 66.9 Replacement