The 2011 Buick Regal has 39 drivetrain parts with verified fitment on this page — 15 part types and 13 brands, covering both the 2.0L L4 Turbocharged and the 2.4L L4. Each part includes a manufacturer part number and application notes.
On the 2011 Buick Regal, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 21 parts of the 39 listed are CV Axle (13 parts), CV Joint Lock Ring (4 parts) and Differential Carrier Bearing / Race (4 parts). The other 12 part types cover the remaining 18 parts.
The 2011 Buick Regal was sold with both the 2.0L L4 Turbocharged and the 2.4L L4. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 2011 Buick Regal drivetrain parts are GM GENUINE (18 parts), TRAKMOTIVE (3 parts) and GKN (3 parts), plus 10 more brands. Quality grades include Standard Replacement and Economy.
3 parts on this 2011 Buick Regal page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including APWI GM8436 (CV Axle) and TOP NOTCH TN20044 (CV Axle). Click any part number to see every vehicle that part fits.
Axle Intermediate Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 13358218 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 13358219 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 22759189 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | 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.
GM GENUINE supplies the 3 Axle Intermediate Shaft Seal parts for the 2011 Buick Regal.
Listed part numbers: GM GENUINE 13358218, GM GENUINE 13358219 and GM GENUINE 22759189.
CV Axle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APWI Popular Fits: 2.4L L4 | GM8436 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| TOP NOTCH Popular Fits: 2.4L L4 | TN20044 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| TRAKMOTIVE Popular Fits: 2.4L L4 | GM8275 | 🇺🇸 US 🇨🇦 CA | AAR Joint Design | View on Amazon |
| GKN Fits: 2.4L L4 | 305213 | 🇺🇸 US 🇨🇦 CA | Front LeftAutomatic trans. | View on Amazon |
| GKN Fits: 2.4L L4 | 306884 | 🇺🇸 US 🇨🇦 CA | Fits Front RightManual trans. | View on Amazon |
| GKN Fits: 2.4L L4 | 306852 | 🇺🇸 US 🇨🇦 CA | Front LeftAutomatic trans. | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 84628594 | 🇺🇸 US 🇨🇦 CA | Front LeftTrans.Code 6T45 | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 84628596 | 🇺🇸 US 🇨🇦 CA | Front RightTrans.Code 6T45 | View on Amazon |
| GSP Fits: 2.4L L4 | NCV10049 | 🇺🇸 US 🇨🇦 CA | Front Rightwith M7H Transmission | View on Amazon |
| GSP Fits: 2.4L L4 | NCV10279 | 🇺🇸 US 🇨🇦 CA | Front Left | View on Amazon |
| GSP Fits: 2.4L L4 | NCV16008 | 🇺🇸 US 🇨🇦 CA | Front RightFWD | View on Amazon |
| TRAKMOTIVE Fits: 2.4L L4 | GM8303 | 🇺🇸 US 🇨🇦 CA | Front LeftAutomatic trans. | View on Amazon |
| TRAKMOTIVE Fits: 2.4L L4 | GM8389 | 🇺🇸 US 🇨🇦 CA | 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.
13 CV Axle parts for the 2011 Buick Regal come from 6 brands — TRAKMOTIVE, GKN, GSP and 3 other brands. The "Popular" part is APWI GM8436.
CV Intermediate Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 22910264 | 🇺🇸 US 🇨🇦 CA | Frontwith RPO Code AAKW AAL4 AAP7 AA3P AA3X BT | View on Amazon |
This table covers the CV Intermediate shafts.
One part is listed for the 2011 Buick Regal — GM GENUINE 22910264.
CV Joint
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 2.4L L4 | 39196365 | 🇺🇸 US | Front OuterTrans. code 6T45 | View on Amazon |
| ACDELCO Fits: 2.4L L4 | 39207312 | 🇺🇸 US 🇨🇦 CA | GM Original Equipment | View on Amazon |
This table covers the constant-velocity joints at each end of a drive axle.
2 CV Joint parts for the 2011 Buick Regal come from ACDELCO.
This group includes ACDELCO 39196365 and ACDELCO 39207312.
CV Joint Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MEVOTECH Fits: 2.4L L4 | DX551 | 🇺🇸 US 🇨🇦 CA | Front Inner | View on Amazon |
| MEVOTECH Fits: 2.4L L4 | DX877 | 🇺🇸 US 🇨🇦 CA | Front Outer | View on Amazon |
This table covers the boots that keep grease in a CV joint. Typical signs include a split boot, grease flung around the joint, or a click once grit is inside. A boot caught early is a kit. Once the joint has clicked, the joint itself is usually worn.
2 CV Joint Boot parts for the 2011 Buick Regal come from MEVOTECH.
Part numbers include MEVOTECH DX551 and MEVOTECH DX877.
CV Joint Boot Band
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 364038 | 🇺🇸 US 🇨🇦 CA | Front Outboard OuterTrans.Code 6T45 | View on Amazon |
This table covers the bands that clamp a CV boot to the joint.
One part is listed for the 2011 Buick Regal — GM GENUINE 364038.
CV Joint Lock Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 13317915 | 🇺🇸 US 🇨🇦 CA | Front InnerTrans.Code 6T45 | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 90121202 | 🇺🇸 US 🇨🇦 CA | Front InnerTrans.Code 6T45 | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 13317913 | 🇺🇸 US 🇨🇦 CA | Front InnerTrans.Code 6T45 | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 22727024 | 🇺🇸 US 🇨🇦 CA | Front Inner6 speed Automatic trans. | View on Amazon |
This table covers the CV Joint Lock rings.
GM GENUINE supplies the 4 CV Joint Lock Ring parts for the 2011 Buick Regal.
Listed part numbers: GM GENUINE 13317915, GM GENUINE 90121202 and GM GENUINE 13317913, plus the other parts above.
Differential Carrier Bearing / Race
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Fits: 2.4L L4 | WT32010X | 🇺🇸 US 🇨🇦 CA | Bearing & Race Set | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Fits: 2.4L L4 | NB32010X | 🇺🇸 US 🇨🇦 CA | Bearing & Race SetTaper Bearing Set | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 24231136 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | View on Amazon |
| NATIONAL Fits: 2.4L L4 | 32010X | 🇺🇸 US 🇨🇦 CA | Bearing & Race Set | View on Amazon |
This table covers the bearings and races that support the differential carrier.
4 Differential Carrier Bearing / Race parts for the 2011 Buick Regal come from 4 brands — WJB / INMOTION PARTS, BCA, GM GENUINE and 1 other brand.
The Economy section lists 1 option from WJB / INMOTION PARTS — the catalog's value-priced group. WJB / INMOTION PARTS WT32010X is listed in this group.
In the Standard Replacement grade, BCA, GM GENUINE and NATIONAL supply 3 parts: built to original-equipment specification. A representative part number is BCA NB32010X.
Part numbers include WJB / INMOTION PARTS WT32010X, BCA NB32010X and GM GENUINE 24231136, among others listed above.
Differential Carrier Fluid Baffle
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 24239618 | 🇺🇸 US 🇨🇦 CA | Trans. Code 6T456 speed Automatic trans. | View on Amazon |
| GM GENUINE Fits: 2.4L L4 | 24246165 | 🇺🇸 US 🇨🇦 CA | Trans. Code 6T456 speed Automatic trans. | View on Amazon |
This table covers the baffles that control oil in the differential carrier.
2 Differential Carrier Fluid Baffle parts for the 2011 Buick Regal come from GM GENUINE.
This group includes GM GENUINE 24239618 and GM GENUINE 24246165.
Differential Rebuild Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 24069069 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | View on Amazon |
This table covers kits that group the bearings, races and seals for a differential rebuild.
One part is listed for the 2011 Buick Regal — GM GENUINE 24069069.
Differential Ring Gear
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 24230683 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | View on Amazon |
This table covers the Differential Ring gears.
One part is listed for the 2011 Buick Regal — GM GENUINE 24230683.
Drive Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO Fits: 2.4L L4 | V510490 | 🇺🇸 US 🇨🇦 CA | Automatic trans.Grade: OE | View on Amazon |
| VAICO Fits: 2.4L L4 | V510492 | 🇺🇸 US 🇨🇦 CA | Automatic trans.Grade: OE | View on Amazon |
This table covers the driveshafts that carry torque from the transmission or transfer case.
VAICO supplies both parts for the 2011 Buick Regal.
Part numbers include VAICO V510490 and VAICO V510492.
Drive Shaft Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 11588725 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | View on Amazon |
This table covers the Drive Shaft bolts.
This group shows a single part: GM GENUINE 11588725.
Retaining Ring
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Fits: 2.4L L4 | 24231157 | 🇺🇸 US 🇨🇦 CA | FrontTrans.Code 6T45 | View on Amazon |
This table covers the Retaining rings.
This group shows a single part: GM GENUINE 24231157.
Transfer Case Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING Fits: 2.4L L4 | 795390 | 🇺🇸 US 🇨🇦 CA | Housing Bolt | View on Amazon |
This table covers the Transfer Case bolts.
One part is listed for the 2011 Buick Regal — ELRING 795390.
Buying Drivetrain Parts for a 2011 Buick Regal
On this vehicle, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware.
- Match the engine first. Every drivetrain 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 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 CV Joint Lock Ring .
Frequently Asked Questions
How many drivetrain parts fit the 2011 Buick Regal?
Our catalog currently lists 39 drivetrain parts for the 2011 Buick Regal across 15 subcategories and 13 brands, covering both the 2.0L L4 Turbocharged and the 2.4L L4. Each part is matched to the engine(s) it fits.
Do drivetrain parts differ between 2011 Buick Regal engines?
Yes. Every drivetrain 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 drivetrain problems on a 2011 Buick Regal?
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 2011 Buick Regal 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 2011 Buick Regal?
First match the engine — each row shows which engine(s) the part fits. 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 2011 Buick Regal
Drivetrain Parts for Other Buick Regal Years
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