2023 Cadillac CT4 Custom Tires & Wheels Fitment Guide
Browse compatible tires for the 2023 Cadillac CT4 matched to 17-19" wheel diameters and 8-9" widths.
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2023 Cadillac CT4 Wheel Fitment Specs: 17"–19" Rim Sizes, 8"–9" Widths & 5x115 PCD
Every aftermarket wheel shown above is pre-filtered for the 2023 Cadillac CT4. By matching your 2023 Cadillac CT4 lug pattern (5x115), compatible rim diameters (17, 18, and 19 inch), and 8", 8.5", 9" widths against inventory from Niche 1PC, 1AV, MRR, American Racing Vintage, TSW, ADVANTI RACING, you can choose custom rims with confidence or build a complete 2023 Cadillac CT4 wheel and tire package.
| Specification | Verified Fitment Details |
|---|---|
| Vehicle & Year | 2023 Cadillac CT4 |
| Trims Covered | 2.0T, 2.7T |
| Bolt Pattern (PCD) | 5x115 |
| Supported Diameters | 17", 18", 19" |
| Supported Widths | 8", 8.5", 9" (staggered fitment supported) |
| Center Bore | 70.3 mm |
| Offset (ET) Range | ET32–ET40 |
| Verified Tire Sizes | 235/40R18 91V, 225/45R17 91V, 235/35R19 91V XL, 235/40ZR18 95Y XL, 235/40ZR18 94Y XL, 265/35ZR18 97Y XL |
| Compatible Brands | Niche 1PC, 1AV, MRR, American Racing Vintage, TSW, ADVANTI RACING |
2023 Cadillac CT4 Rim Sizes & Wheel Construction Guide
Popular wheel fitments include 17 inch wheels for 2023 Cadillac CT4, 18 inch wheels for 2023 Cadillac CT4, 19 inch wheels for 2023 Cadillac CT4 matched to 8"–9" widths and 5x115 bolt patterns. Many performance setups pair wider rear wheels with high-clearance spoke profiles—forged, flow-formed, and cast alloy rims from Niche 1PC, 1AV, MRR, American Racing Vintage, TSW, ADVANTI RACING are compatible as long as front/rear offsets, brake caliper clearance, and load ratings match.
2023 Cadillac CT4 Wheel & Fitment FAQs
What is the exact wheel bolt pattern, hub bore, and lug specification for the 2023 Cadillac CT4?
The 2023 Cadillac CT4 is engineered with a 5x115 bolt pattern and a 70.3 mm center bore and accommodates wheel diameters of 17"–19" with rim widths of 8"–9". Installing hub-centric wheels guarantees zero highway vibrations.
Do different 2023 Cadillac CT4 trims share the same wheel size and brake clearance?
Across 2023 Cadillac CT4 trims (2.0T, 2.7T), compatible wheels span 17"–19" in diameter and 8"–9" wide with offsets around ET32–ET40 (5x115 bolt pattern). Higher trims equipped with upgraded sport brakes require larger wheel diameters to clear the calipers.
Should I choose a square or staggered wheel setup for the 2023 Cadillac CT4?
The 2023 Cadillac CT4 supports both square fitments (identical widths front and rear for rotational longevity) and staggered fitments (8"–9" front and rear widths) for enhanced rear grip and stance on 17"–19" wheels.
What factory and plus-sized tire sizes fit the 2023 Cadillac CT4?
Recorded compatible tire sizes for the 2023 Cadillac CT4 include 235/40R18 91V, 225/45R17 91V, 235/35R19 91V XL, 235/40ZR18 95Y XL, 235/40ZR18 94Y XL on 17"–19" wheels. When building a package, our fitment engine confirms exact tire aspect ratios for your selected rim width.