2021 Cadillac CT4 Aftermarket Wheels & Custom Rims Catalog
Showing compatible wheels for the 2021 Cadillac CT4 matching 5x120 / 6x139.7 bolt pattern, 18, 19, 20, and 22 inch diameters, and 8"–10" widths from TSW, Black Rhino, Black Rhino Hard Alloys, KMC. Filter by rim size, width, or finish and build a complete wheel & tire package.
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2021 Cadillac CT4 Wheel Fitment Specs: 18"–22" Rim Sizes, 8"–10" Widths & 5×120 PCD
Every aftermarket wheel shown above is pre-filtered for the 2021 Cadillac CT4. By matching your 2021 Cadillac CT4 lug pattern (5×120, 6×139.7, 5×115), compatible rim diameters (18, 19, 20, and 22 inch), and 8", 8.5", 9", 9.5", 10" widths against inventory from TSW, Black Rhino, Black Rhino Hard Alloys, KMC, Niche 1PC, Azara, you can choose custom rims with confidence or build a complete 2021 Cadillac CT4 wheel and tire package.
| Specification | Verified Fitment Details |
|---|---|
| Vehicle & Year | 2021 Cadillac CT4 |
| Bolt Pattern (PCD) | 5×120, 6×139.7, 5×115 |
| Supported Diameters | 18", 19", 20", 22" |
| Supported Widths | 8", 8.5", 9", 9.5", 10" (staggered fitment supported) |
| Center Bore | 66.9 mm, 78.1 mm |
| Compatible Brands | TSW, Black Rhino, Black Rhino Hard Alloys, KMC, Niche 1PC, Azara |
2021 Cadillac CT4 Rim Sizes & Wheel Construction Guide
Popular wheel fitments include 18 inch wheels for 2021 Cadillac CT4, 19 inch wheels for 2021 Cadillac CT4, 20 inch wheels for 2021 Cadillac CT4, 22 inch wheels for 2021 Cadillac CT4 matched to 8"–10" widths and 5×120 / 6×139.7 bolt patterns. Whether building a daily street setup or trail rig, always confirm truck load rating and wheel offset alongside lug count—off-road alloy, flow-formed, and forged wheels from TSW, Black Rhino, Black Rhino Hard Alloys, KMC, Niche 1PC, Azara all fit safely when backspacing and load capacity match.
2021 Cadillac CT4 Wheel & Fitment FAQs
What is the exact wheel bolt pattern, hub bore, and lug specification for the 2021 Cadillac CT4?
The 2021 Cadillac CT4 is engineered with a 5×120 / 6×139.7 / 5×115 bolt pattern and a 66.9 mm / 78.1 mm center bore and accommodates wheel diameters of 18"–22" with rim widths of 8"–10". Installing hub-centric wheels guarantees zero highway vibrations.
How do I verify aftermarket wheels clear the brakes on my 2021 Cadillac CT4?
All 2021 Cadillac CT4 wheels listed on Shop Wheels Direct are verified against factory brake caliper profiles and the 5×120 / 6×139.7 / 5×115 bolt pattern across 18"–22" diameters and 8"–10" rim widths.
Can I install wider rims and aggressive off-road tires on the 2021 Cadillac CT4?
Yes. For the 2021 Cadillac CT4, wheels measuring 8"–10" wide in 18"–22" diameters with a 5×120 / 6×139.7 / 5×115 bolt pattern fit stock, leveled, or lifted suspensions cleanly without rubbing.
Which top wheel brands have guaranteed-fit rims for the 2021 Cadillac CT4?
Shop Wheels Direct features guaranteed-fit wheels for the 2021 Cadillac CT4 from leading brands like TSW, Black Rhino, Black Rhino Hard Alloys, KMC, all precision-engineered for the 5×120 / 6×139.7 / 5×115 bolt pattern.