The 2021 Cadillac CT4 has 52 wheel parts with verified fitment on this page — 8 part types and 8 brands, covering both the 2.0L L4 Turbocharged and the 2.7L L4 Turbocharged. Each part includes a manufacturer part number and application notes.
On the 2021 Cadillac CT4, the wheel hardware covers lug nuts, studs, hub caps, TPMS sensors and trim rings. Most of the listed parts are Lug Nut (18 parts), Lug Nut Lock (15 parts) and Tire Pressure Monitoring System (TPMS) Stem / Service Kit (6 parts). The other 5 part types cover the remaining 13 parts.
The 2021 Cadillac CT4 was sold with both the 2.0L L4 Turbocharged and the 2.7L L4 Turbocharged. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
8 brands supply wheel parts for the 2021 Cadillac CT4, led by DORMAN (26 parts), MCGARD (9 parts) and GM GENUINE (6 parts), plus 5 more brands. Quality grades include Daily Driver, Premium and Valve Stem Assembly.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2021 Cadillac CT4. 10 parts have it, including DORMAN 711306 (Lug Nut) and DORMAN 712328 (Lug Nut Lock). Each part number opens a page with every vehicle that part fits.
Lug Nut
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 2.7L L4 Turbocharged | 711306 | 🇺🇸 US 🇨🇦 CA | Open EndSteel | View on Amazon |
| DORMAN Popular Fits: 2.7L L4 Turbocharged | 611183 | 🇺🇸 US 🇨🇦 CA | Open EndSteel | View on Amazon |
| DORMAN Popular Fits: 2.7L L4 Turbocharged | 711832 | 🇺🇸 US 🇨🇦 CA | Open EndSteel | View on Amazon |
| DORMAN Popular Fits: 2.7L L4 Turbocharged | 713385 | 🇺🇸 US 🇨🇦 CA | Open EndCarbon Steel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711606 | 🇺🇸 US 🇨🇦 CA | Open EndSteel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 713685 | 🇺🇸 US 🇨🇦 CA | Open EndCarbon Steel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711604 | 🇺🇸 US 🇨🇦 CA | Closed EndSteel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 7126005 | 🇺🇸 US 🇨🇦 CA | Closed EndSteel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 7126055 | 🇺🇸 US 🇨🇦 CA | Closed EndSteel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 611187 | 🇺🇸 US 🇨🇦 CA | Closed EndSteel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 611263 | 🇺🇸 US 🇨🇦 CA | Closed EndSteel | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 611934 | 🇺🇸 US 🇨🇦 CA | Closed EndSteel | View on Amazon |
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ULTRA-POWER Fits: 2.7L L4 Turbocharged | 711832 | 🇺🇸 US 🇨🇦 CA | Chrome | View on Amazon |
| ULTRA-POWER Fits: 2.7L L4 Turbocharged | 711306 | 🇺🇸 US 🇨🇦 CA | Chrome | View on Amazon |
| ULTRA-POWER Fits: 2.7L L4 Turbocharged | 611183 | 🇺🇸 US 🇨🇦 CA | Chrome | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MCGARD Fits: 2.7L L4 Turbocharged | 64002 | 🇺🇸 US 🇨🇦 CA | M12 X 1.5 Cone Seat Style Lug Nuts- 13/16 Hex | View on Amazon |
| MCGARD Fits: 2.7L L4 Turbocharged | 64012 | 🇺🇸 US 🇨🇦 CA | M12 x 1.5 Bulge Cone Seat Style Lug Nuts- 3/4 Hex | View on Amazon |
| MCGARD Fits: 2.7L L4 Turbocharged | 65357 | 🇺🇸 US 🇨🇦 CA | M12 x 1.5 Tuner Style Cone Seat Lug Nuts | View on Amazon |
This table covers the lug nuts that hold each wheel on the hub.
18 Lug Nut parts are listed for the 2021 Cadillac CT4, from DORMAN, ULTRA-POWER and MCGARD. DORMAN 711306 carries the "Popular" badge.
The Daily Driver section lists 12 options from DORMAN — grouped for everyday commuting duty. DORMAN 711306 is listed in this group.
In the Economy grade, ULTRA-POWER supplies 3 parts: the catalog's value-priced group. A representative part number is ULTRA-POWER 711832.
The Premium section lists 3 options from MCGARD — a step above OE specification in materials, tolerances or warranty terms. MCGARD 64002 is listed in this group.
Lug Nut & Lock Kit
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 2.7L L4 Turbocharged | 711315 | 🇺🇸 US 🇨🇦 CA | Thread Size: M12-1.50Spline Drive | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MCGARD Fits: 2.7L L4 Turbocharged | 84537 | 🇺🇸 US 🇨🇦 CA | M12 x 1.5 Bulge Cone Seat Exposed Style Wheel Installation Kit-3/4 Hex(16 Lug Nuts / 4 Wheel Locks / 1 Key / 1 Key Pouch) | View on Amazon |
| MCGARD Fits: 2.7L L4 Turbocharged | 65557 | 🇺🇸 US 🇨🇦 CA | Tuner Style Cone Seat Wheel Installation Kit(16 Lug Nuts / 1 Installation Tool / 4 Wheel Locks / 1 Key / 1 Key Pouch) | View on Amazon |
This table covers the Lug Nut & Lock kits.
3 Lug Nut & Lock Kit parts for the 2021 Cadillac CT4 come from 2 brands — MCGARD and DORMAN.
Daily Driver: 1 part, from DORMAN. A representative part number is DORMAN 711315.
Premium: 2 parts, from MCGARD. A representative part number is MCGARD 84537.
Listed part numbers: DORMAN 711315, MCGARD 84537 and MCGARD 65557.
Lug Nut Installation Tool / Key
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MCGARD Fits: 2.7L L4 Turbocharged | 65300 | 🇺🇸 US 🇨🇦 CA | Tuner Style Lug Installation Tool-with M12 & 1/2 Tuner Lugs | View on Amazon |
This table covers the keys used to install locking lug nuts.
One part is listed for the 2021 Cadillac CT4 — MCGARD 65300.
Lug Nut Lock
Daily Driver
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Popular Fits: 2.7L L4 Turbocharged | 712328 | 🇺🇸 US 🇨🇦 CA | ChromeThread Size: M12-1.50 | View on Amazon |
| DORMAN Popular Fits: 2.7L L4 Turbocharged | 711355LOCK | 🇺🇸 US 🇨🇦 CA | Thread Size: M12-1.50Spline Drive | View on Amazon |
| DORMAN Popular Fits: 2.7L L4 Turbocharged | 711346 | 🇺🇸 US 🇨🇦 CA | ChromeThread Size: M12-1.50 | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 712680 | 🇺🇸 US 🇨🇦 CA | ChromeThread Size: M14-1.50 | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 712380 | 🇺🇸 US 🇨🇦 CA | ChromeThread Size: M12-1.50 | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711325 | 🇺🇸 US 🇨🇦 CA | ChromeThread Size: M12-1.50 | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711341 | 🇺🇸 US 🇨🇦 CA | ChromeThread Size: M12-1.50 | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711342 | 🇺🇸 US 🇨🇦 CA | Thread Size: M12-1.50Bulge Seat Acorn Lock | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 712390 | 🇺🇸 US 🇨🇦 CA | (4 Locks / 1 Key) | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711345 | 🇺🇸 US 🇨🇦 CA | ChromeThread Size: M12-1.50 | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711335LOCK | 🇺🇸 US 🇨🇦 CA | Thread Size: M12-1.50Bulge Seat Acorn Lock | View on Amazon |
| DORMAN Fits: 2.7L L4 Turbocharged | 711656 | 🇺🇸 US 🇨🇦 CA | BlackCarbon Steel | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MCGARD Fits: 2.7L L4 Turbocharged | 24137 | 🇺🇸 US 🇨🇦 CA | M12 x 1.5 Cone Seat Exposed Style Wheel Locks- 1.46 OAL(4 Locks / 1 Key) | View on Amazon |
| MCGARD Fits: 2.7L L4 Turbocharged | 24012 | 🇺🇸 US 🇨🇦 CA | M12 x 1.5 ThreadCone Seat | View on Amazon |
| MCGARD Fits: 2.7L L4 Turbocharged | 25257 | 🇺🇸 US 🇨🇦 CA | M12 x 1.5 Tuner Style Cone Seat Wheel Locks- 1.24 OAL(4 Locks / 1 Key) | View on Amazon |
This table covers the locking lug nuts and keys.
15 Lug Nut Lock parts for the 2021 Cadillac CT4 come from 2 brands — DORMAN and MCGARD. The "Popular" part is DORMAN 712328.
Daily Driver: 12 parts, from DORMAN. A representative part number is DORMAN 712328.
Premium: 3 parts, from MCGARD. A representative part number is MCGARD 24137.
Lug Stud
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN Fits: 2.7L L4 Turbocharged | 610790 | 🇺🇸 US 🇨🇦 CA | Thread Size: M12-1.50 | View on Amazon |
| GM GENUINE Fits: 2.7L L4 Turbocharged | 09599492 | 🇺🇸 US 🇨🇦 CA | M12X1.5X53 | View on Amazon |
| GM GENUINE Fits: 2.7L L4 Turbocharged | 11570339 | 🇺🇸 US 🇨🇦 CA | Fits RearM6X1X20 | View on Amazon |
This table covers the Lug studs.
3 Lug Stud parts for the 2021 Cadillac CT4 come from 2 brands — GM GENUINE and DORMAN.
This group includes DORMAN 610790, GM GENUINE 09599492 and GM GENUINE 11570339.
Tire Pressure Monitoring System (TPMS) Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 2.7L L4 Turbocharged | 13554170 | 🇺🇸 US 🇨🇦 CA | Maximum Pressure Reading: 102 PS | View on Amazon |
| GM GENUINE Fits: 2.7L L4 Turbocharged | 13556202 | 🇺🇸 US 🇨🇦 CA | Premium LuxuryRIDE AND HANDLING Suspension Code (FE2),Auto Learn Tire Pressure Monitor (UJN),433 MHZ Frequency (XL8) | View on Amazon |
| SCHRADER Fits: 2.7L L4 Turbocharged | 29096 | 🇺🇸 US 🇨🇦 CA | ProgrammedIncludes Mounting Hardware | View on Amazon |
| SCHRADER Fits: 2.7L L4 Turbocharged | 29146 | 🇺🇸 US 🇨🇦 CA | ProgrammedIncludes Mounting Hardware | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 2.7L L4 Turbocharged | TPM383 | 🇺🇸 US 🇨🇦 CA | Programmed | View on Amazon |
This table covers the TPMS sensors mounted in each wheel. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
5 Tire Pressure Monitoring System (TPMS) Sensor parts are listed for the 2021 Cadillac CT4, from GM GENUINE, SCHRADER and STANDARD MOTOR PRODUCTS. GM GENUINE 13554170 carries the "Popular" badge.
Listed part numbers: GM GENUINE 13554170, GM GENUINE 13556202 and SCHRADER 29096, plus the other parts above.
Tire Pressure Monitoring System (TPMS) Stem / Service Kit
Hardware Only
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular Fits: 2.7L L4 Turbocharged | 13581557 | 🇺🇸 US 🇨🇦 CA | Serv PrimeM14X2 | View on Amazon |
Valve Stem Assembly
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SCHRADER Popular Fits: 2.7L L4 Turbocharged | 20018 | 🇺🇸 US 🇨🇦 CA | Rubber Valve Stem Assembly | View on Amazon |
| BOSCH Fits: 2.7L L4 Turbocharged | QFP085 | 🇺🇸 US 🇨🇦 CA | Tire Pressure Monitoring System (TPMS) Sensor | View on Amazon |
| BOSCH Fits: 2.7L L4 Turbocharged | QFP086 | 🇺🇸 US 🇨🇦 CA | Tire Pressure Monitoring System (TPMS) Sensor | View on Amazon |
| SCHRADER Fits: 2.7L L4 Turbocharged | 34000W | 🇺🇸 US 🇨🇦 CA | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DILL AIR CONTROL Fits: 2.7L L4 Turbocharged | 2030K | 🇺🇸 US 🇨🇦 CA | Tire Pressure Monitoring System Sensor Service KitOE Kit | View on Amazon |
This table covers TPMS valve stems and the service kits used when a tire is changed.
6 Tire Pressure Monitoring System (TPMS) Stem / Service Kit parts for the 2021 Cadillac CT4 come from 4 brands — SCHRADER, BOSCH, GM GENUINE and 1 other brand. The "Popular" part is GM GENUINE 13581557.
The Hardware Only section lists 1 option from GM GENUINE — grouped under the catalog's "Hardware Only" designation — the notes column spells out what sets them apart. GM GENUINE 13581557 is listed in this group.
In the Valve Stem Assembly grade, SCHRADER and BOSCH supply 4 parts: grouped under the catalog's "Valve Stem Assembly" designation — the notes column spells out what sets them apart. A representative part number is SCHRADER 20018.
1 further part sits outside the graded sections, with the same engine-level match.
Part numbers include GM GENUINE 13581557, SCHRADER 20018 and BOSCH QFP085, among others listed above.
Valve Stem Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.7L L4 Turbocharged | 13598913 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
This table covers the protective dust caps for TPMS and standard valve stems. Typical signs include a missing cap, a slow TPMS leak, or grit packed in the stem. Use the cap type the notes call for — some TPMS stems need a specific seal under the cap.
One part is listed for the 2021 Cadillac CT4 — GM GENUINE 13598913.
Buying Wheel Parts for a 2021 Cadillac CT4
On this vehicle, the wheel hardware covers lug nuts, studs, hub caps, TPMS sensors and trim rings.
- Match the engine first. Every wheel part here is engine-specific; each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the TPMS service kit (valve core, seal, nut) with every tire change on sensor-equipped wheels.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Lug Nut and Lug Nut Lock .
Frequently Asked Questions
How many wheel parts fit the 2021 Cadillac CT4?
Our catalog currently lists 52 wheel parts for the 2021 Cadillac CT4 across 8 subcategories and 8 brands, covering both the 2.0L L4 Turbocharged and the 2.7L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do wheel parts differ between 2021 Cadillac CT4 engines?
Yes. Every wheel part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of wheel problems on a 2021 Cadillac CT4?
Common symptoms include a TPMS light that will not clear, vibration after a wheel was serviced, or studs damaged by past over-torquing. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the TPMS service kit (valve core, seal, nut) with every tire change on sensor-equipped wheels.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2021 Cadillac CT4 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2021 Cadillac CT4?
First match the engine — each row shows which engine(s) the part fits. Then always torque lug nuts to spec in a star pattern — impact guns without torque sticks warp rotors and stretch studs. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2021 Cadillac CT4
Wheel Parts for Other Cadillac CT4 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.