This page lists 49 drivetrain parts for the 2019 Cadillac XT4, across 28 part types, covering the 2.0L L4 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2019 Cadillac XT4, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 18 parts of the 49 listed are CV Axle (10 parts), Gear Oil (5 parts) and Differential Carrier (3 parts). The other 25 part types cover the remaining 31 parts.
Every part on this page is matched to the 2.0L L4 Turbocharged — the only engine offered in the 2019 Cadillac XT4.
The most listed brands for 2019 Cadillac XT4 drivetrain parts are GM GENUINE (31 parts), TRAKMOTIVE (4 parts) and VALVOLINE (4 parts), plus 6 more brands.
3 parts on this 2019 Cadillac XT4 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including GM GENUINE 42905404 (CV Axle) and VALVOLINE VV975 (Gear Oil). Click any part number to see every vehicle that part fits.
Axle Intermediate Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 25824167 | 🇺🇸 US 🇨🇦 CA | FrontFWD | View on Amazon |
This table covers the seals at the Axle Intermediate Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 25824167.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 291347 | 🇺🇸 US 🇨🇦 CA | Rear4WD | View on Amazon |
| TIMKEN | SL260454 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear | View on Amazon |
This table covers the seals where an axle shaft exits the housing. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Axle Shaft Seal parts for the 2019 Cadillac XT4 come from 2 brands — GM GENUINE and TIMKEN.
Part numbers include GM GENUINE 291347 and TIMKEN SL260454.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | 42905404 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| TRAKMOTIVE Popular | GM86013 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| GM GENUINE | 42905405 | 🇺🇸 US 🇨🇦 CA | Universal Joints Included: No | View on Amazon |
| GSP | NCV17017 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
| GSP | NCV17016 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| TOP NOTCH | TN20366 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Right | View on Amazon |
| TOP NOTCH | TN20365 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Front Left | View on Amazon |
| TRAKMOTIVE | GM8494 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| TRAKMOTIVE | GM8493 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| TRAKMOTIVE | GM86011 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
This table covers the complete CV axle shafts from differential (or hub) to wheel. Typical signs include a click in tight turns, grease flung around the wheel well, or a vibration that builds with speed. A torn boot caught early is a boot kit; caught late it is the whole axle. Torque the axle nut to the method in the notes.
10 CV Axle parts for the 2019 Cadillac XT4 come from 4 brands — TRAKMOTIVE, GM GENUINE, GSP and 1 other brand. The "Popular" part is GM GENUINE 42905404.
CV Intermediate Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 42819642 | 🇺🇸 US 🇨🇦 CA | FrontFWD | View on Amazon |
This table covers the CV Intermediate shafts.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 42819642.
CV Joint Lock Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 90121202 | 🇺🇸 US 🇨🇦 CA | Front InnerSnap Ring Circlip | View on Amazon |
This table covers the CV Joint Lock rings.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 90121202.
Differential Carrier
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 24063329 | 🇺🇸 US 🇨🇦 CA | Front4WD | View on Amazon |
| GM GENUINE | 24284661 | 🇺🇸 US 🇨🇦 CA | FrontFWD | View on Amazon |
| GM GENUINE | 85755639 | 🇺🇸 US 🇨🇦 CA | 4WDwithout Rear Drive Control Module | View on Amazon |
This table covers the carriers that hold the differential gears in the axle.
3 Differential Carrier parts for the 2019 Cadillac XT4 come from GM GENUINE.
Part numbers include GM GENUINE 24063329, GM GENUINE 24284661 and GM GENUINE 85755639.
Differential Carrier Bearing / Race
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 24237378 | 🇺🇸 US 🇨🇦 CA | Front4WD | View on Amazon |
This table covers the bearings and races that support the differential carrier.
This group shows a single part: GM GENUINE 24237378.
Differential Carrier Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 11589280 | 🇺🇸 US 🇨🇦 CA | 4WDSINGLE USE | View on Amazon |
This table covers the Differential Carrier bolts.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 11589280.
Differential Carrier Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 84905394 | 🇺🇸 US 🇨🇦 CA | Rear4WD | View on Amazon |
| GM GENUINE | 84929903 | 🇺🇸 US 🇨🇦 CA | 4WDSingle Use | View on Amazon |
This table covers the Differential Carrier bushings. Typical signs include a clunk over bumps, or a torn or walked-out bushing you can see. Press the new bushing square. A cocked bushing will tear in a few thousand miles.
2 Differential Carrier Bushing parts for the 2019 Cadillac XT4 come from GM GENUINE.
This group includes GM GENUINE 84905394 and GM GENUINE 84929903.
Differential Carrier Fluid Baffle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 24298737 | 🇺🇸 US 🇨🇦 CA | Ratio Transaxle Final Drive 3.47,Stop/Start Engine Control System (KL9)Part of Transmission Case | View on Amazon |
| GM GENUINE | 24298738 | 🇺🇸 US 🇨🇦 CA | Ratio Transaxle Final Drive 3.47,Stop/Start Engine Control System (KL9)Plastic | View on Amazon |
This table covers the baffles that control oil in the differential carrier.
2 Differential Carrier Fluid Baffle parts for the 2019 Cadillac XT4 come from GM GENUINE.
Listed part numbers: GM GENUINE 24298737 and GM GENUINE 24298738.
Differential Control Module
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 85001638 | 🇺🇸 US 🇨🇦 CA | Programming Required: YES | View on Amazon |
This table covers the Differential control modules.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 85001638.
Differential Cover Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 23234990 | 🇺🇸 US 🇨🇦 CA | 4WD | View on Amazon |
This table covers the Differential Cover plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 23234990.
Differential Fill / Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 19256069 | 🇺🇸 US 🇨🇦 CA | Includes Seal | View on Amazon |
| GM GENUINE | 19256068 | 🇺🇸 US 🇨🇦 CA | Rear4WD | View on Amazon |
This table covers the Differential Fill drain plugs.
2 Differential Fill / Drain Plug parts for the 2019 Cadillac XT4 come from GM GENUINE.
Part numbers include GM GENUINE 19256069 and GM GENUINE 19256068.
Differential Oil Slinger
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 23269749 | 🇺🇸 US 🇨🇦 CA | 4WD | View on Amazon |
This table covers the slingers that keep gear oil off the pinion seal.
This group shows a single part: GM GENUINE 23269749.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 23269748 | 🇺🇸 US 🇨🇦 CA | 4WD | View on Amazon |
This table covers the seals at the differential pinion yoke. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
This group shows a single part: GM GENUINE 23269748.
Differential Rebuild Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 24069069 | 🇺🇸 US 🇨🇦 CA | FrontRatio Transaxle Final Drive 3.47 | View on Amazon |
This table covers kits that group the bearings, races and seals for a differential rebuild.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 24069069.
Differential Ring Gear
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 24298251 | 🇺🇸 US 🇨🇦 CA | FrontRatio Transaxle Final Drive 3.47 | View on Amazon |
This table covers the Differential Ring gears.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 24298251.
Differential Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | B18240 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Material: HNBR (hydrogenated nitrile butadiene rubber) | View on Amazon |
This table covers the seals at the Differential. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2019 Cadillac XT4 — ELRING B18240.
Drive Shaft Retainer
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 23432713 | 🇺🇸 US 🇨🇦 CA | 4WD | View on Amazon |
This table covers the Drive Shaft retainers.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 23432713.
Gear Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Popular | VV975 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Quart | View on Amazon |
| ACDELCO | 105050 | 🇺🇸 US | Pentosin CHF-11S33.8 OZ | View on Amazon |
| VALVOLINE | 889785 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Full Synthetic SAE 75W-90 Gear Oil1 Quart Flex Fill | View on Amazon |
| VALVOLINE | 882505 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-90 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE | 723856 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-90 Gear Oil5 Gallon | View on Amazon |
This table covers the gear oils specified for the axle or transfer case. Typical signs include a low-oil lamp, knocking, or oil that has gone thin before the next interval. Match the viscosity and spec in the notes, not just the weight on the bottle.
5 Gear Oil parts for the 2019 Cadillac XT4 come from 2 brands — VALVOLINE and ACDELCO. The "Popular" part is VALVOLINE VV975.
This group includes VALVOLINE VV975, ACDELCO 105050 and VALVOLINE 889785 and the remaining parts above.
Retaining Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 24231157 | 🇺🇸 US 🇨🇦 CA | Front153.59 Installed Nominal | View on Amazon |
This table covers the Retaining rings.
This group shows a single part: GM GENUINE 24231157.
Transfer Case Adapter Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 84297549 | 🇺🇸 US 🇨🇦 CA | 4WD | View on Amazon |
This table covers the seals at the Transfer Case Adapter. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
This group shows a single part: GM GENUINE 84297549.
Transfer Case Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 795390 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Housing Bolt | View on Amazon |
This table covers the Transfer Case bolts.
One part is listed for the 2019 Cadillac XT4 — ELRING 795390.
Transfer Case Fluid
SAE 75W-90
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| IDEMITSU | 30305024750 | 🇺🇸 US | 75W90 Racing Gear Oil1 Quart | View on Amazon |
Versatrak
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 104105 | 🇺🇸 US | 4WDSynthetic PTU 75W-90 Acdelco 1QT | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| IDEMITSU | 30305075750 | 🇺🇸 US | 75W90 Gear Oil1 Quart | View on Amazon |
This table covers the fluids specified for the transfer case. Typical signs include discolored fluid, a burnt smell, or a level that keeps dropping. Use only the specification in the notes — the tables group grades because they are not interchangeable.
3 Transfer Case Fluid parts for the 2019 Cadillac XT4 come from 2 brands — IDEMITSU and GM GENUINE.
The SAE 75W-90 section lists 1 option from IDEMITSU — grouped under the catalog's "SAE 75W-90" designation — the notes column spells out what sets them apart. IDEMITSU 30305024750 is listed in this group.
In the Versatrak grade, GM GENUINE supplies 1 part: grouped under the catalog's "Versatrak" designation — the notes column spells out what sets them apart. A representative part number is GM GENUINE 104105.
1 further part sits outside the graded sections, with the same engine-level match.
This group includes IDEMITSU 30305024750, GM GENUINE 104105 and IDEMITSU 30305075750.
Transfer Case Input Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 86506587 | 🇺🇸 US 🇨🇦 CA | 4WD | View on Amazon |
This table covers the seals at the Transfer Case Input Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 2019 Cadillac XT4 — GM GENUINE 86506587.
Transfer Case Intermediate Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 85732462 | 🇺🇸 US 🇨🇦 CA | SINGLE USE | View on Amazon |
This table covers the seals at the Transfer Case Intermediate Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
This group shows a single part: GM GENUINE 85732462.
Transfer Case Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 55573646 | 🇺🇸 US 🇨🇦 CA | Includes O-Ring | View on Amazon |
This table covers the Transfer Case Oil drain plugs.
This group shows a single part: GM GENUINE 55573646.
Transfer Case Output Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 85732461 | 🇺🇸 US 🇨🇦 CA | SINGLE USE | View on Amazon |
This table covers the seals at the Transfer Case Output Shaft. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
This group shows a single part: GM GENUINE 85732461.
Buying Drivetrain Parts for a 2019 Cadillac XT4
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Confirm you have the 2.0L L4 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the differential or transfer-case fluid with any axle or seal job while everything is already open.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: CV Axle and Gear Oil .
Frequently Asked Questions
How many drivetrain parts fit the 2019 Cadillac XT4?
Our catalog currently lists 49 drivetrain parts for the 2019 Cadillac XT4 across 28 subcategories and 9 brands, covering the 2.0L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2019 Cadillac XT4?
Common symptoms include clicking in tight turns, a clunk when shifting between drive and reverse, vibration that builds with speed, or gear oil on the inside of a wheel. 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 differential or transfer-case fluid with any axle or seal job while everything is already open.
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 2019 Cadillac XT4 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 2019 Cadillac XT4?
Every part on this page is matched to the 2.0L L4 Turbocharged engine. Then a torn CV boot caught early is a cheap boot kit; caught late it is a whole axle — inspect before deciding which to buy. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2019 Cadillac XT4
Drivetrain Parts for Other Cadillac XT4 Years
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