Cadillac CT6 Custom Alloy Wheels & Aftermarket Rims Guide
Select Your Cadillac CT6 Production Year
Click a model year to view exact-fit wheels & rimsThe Cadillac CT6 (2016–2020) supports 18, 19, 20, and 22 inch wheel diameters, 8"–10" rim widths, and a 5x120 / 6x139.7 bolt pattern (66.9 / 78.1 mm center bore). Select your CT6 production year above for exact trim specs, or click any wheel brand below—including KMC, Niche 1PC, Axe Wheels, Weld—to shop compatible rims pre-filtered for your Cadillac CT6.
Shop Cadillac CT6 Wheels by Brand
Select any wheel brand below to open Cadillac CT6 wheels pre-filtered for Cadillac CT6 fitment (5x120 / 6x139.7, 18"–22", 8"–10" widths).
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5x120 · 18"–22" · 8"–10" Wide
Lexani
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Cadillac CT6 Wheel Sizes & Fitment: 18"–22" Diameter, 8"–10" Width & 5x120 Bolt Pattern
Upgrading your Cadillac CT6 (2016–2020) with aftermarket rims from KMC, Niche 1PC, Axe Wheels, Weld, XD, Hostile requires exact hub alignment and brake clearance. Verified Cadillac CT6 wheel sizes run from 18, 19, 20, and 22 inch across 8"–10" rim widths with a 5x120, 6x139.7, 5x115 bolt pattern—choose your year above or click any compatible wheel brand to shop rims filtered to your Cadillac CT6.
| Specification | Verified Fitment Details |
|---|---|
| Model & Years | Cadillac CT6 (2016–2020) |
| Bolt Pattern (PCD) | 5x120, 6x139.7, 5x115 |
| Rim Diameters | 18", 19", 20", 22" |
| Rim Widths | 8"–10" |
| Center Bore | 66.9 mm, 78.1 mm |
| Compatible Brands | KMC, Niche 1PC, Axe Wheels, Weld, XD, Hostile |
Cadillac CT6 Rim Sizes & Wheel Construction Guide
Popular wheel fitments include 18 inch wheels for Cadillac CT6, 19 inch wheels for Cadillac CT6, 20 inch wheels for Cadillac CT6, 22 inch wheels for Cadillac CT6 matched to 8"–10" widths and 5x120 / 6x139.7 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 KMC, Niche 1PC, Axe Wheels, Weld, XD, Hostile all fit safely when backspacing and load capacity match.
Frequently Asked Questions: Cadillac CT6 Wheels & Fitment
How have wheel fitment specs and bolt patterns changed across Cadillac CT6 model years (2016–2020)?
Across Cadillac CT6 generations (2016–2020), wheel sizes span 18"–22" diameters and 8"–10" rim widths with a 5x120 / 6x139.7 / 5x115 bolt pattern and 66.9 mm / 78.1 mm center bore. Always choose wheels built specifically for your production year to guarantee hub-centric seating.
What offset and backspacing should I choose for an aggressive or flush stance on the Cadillac CT6?
For the Cadillac CT6, wheels measuring 8"–10" wide in 18"–22" diameters with a 5x120 / 6x139.7 / 5x115 bolt pattern achieve a flush or mildly aggressive off-road stance without rubbing fender liners under normal suspension travel.
What wheel offset (ET) range fits the Cadillac CT6 correctly?
Rims for the Cadillac CT6 should match factory offset specifications across 18"–22" diameters and 8"–10" widths (5x120 / 6x139.7 / 5x115 PCD). Correct offset ensures the wheel sits flush with the fenders without contacting inner suspension struts.
Can I order complete mounted and balanced wheel & tire packages for my Cadillac CT6?
Yes. Shop Wheels Direct allows you to select Cadillac CT6 wheels (5x120 / 6x139.7 / 5x115 PCD, 18"–22" sizes) from brands like KMC, Niche 1PC, Axe Wheels, Weld and add compatible tires for a ready-to-bolt-on package with free shipping.