86 Drivetrain parts are listed for the 2019 BMW 440I, in 23 part types, covering the 3.0L L6 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2019 BMW 440I, the drivetrain system moves power from transmission to wheels through axles, CV joints, driveshafts, differentials and wheel-end hardware. 34 parts of the 86 listed are CV Axle (22 parts), CV Joint Boot (6 parts) and Drive Shaft (6 parts). The other 20 part types cover the remaining 52 parts.
Every part on this page is matched to the 3.0L L6 Turbocharged — the only engine offered in the 2019 BMW 440I.
The most listed brands for 2019 BMW 440I drivetrain parts are REIN (13 parts), WJB / INMOTION PARTS (10 parts) and NATIONAL (8 parts), plus 17 more brands. Quality grades include Standard Replacement, Economy and Premium.
13 parts on this 2019 BMW 440I page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including TOP NOTCH TN10036PR (CV Axle) and REIN BKN0116 (CV Joint Boot). Click any part number to see every vehicle that part fits.
Axle Bolt
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWB1067 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
This table covers the Axle bolts.
This group shows a single part: REIN HWB1067.
Axle Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 12021750 | 🇺🇸 US 🇨🇦 CA | Rear440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| TIMKEN | SL260472 | 🇺🇸 US 🇨🇦 CA | Rear440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| TIMKEN | SL260162 | 🇺🇸 US 🇨🇦 CA | FrontAWD | View on Amazon |
| TIMKEN | SL260496 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear440i Base Model or 440i Gran Coupe | 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.
4 Axle Shaft Seal parts for the 2019 BMW 440I come from 2 brands — TIMKEN and AJUSA.
This group includes AJUSA 12021750, TIMKEN SL260472 and TIMKEN SL260162 and the remaining parts above.
CV Axle
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TOP NOTCH Popular | TN10036PR | 🇺🇸 US 🇨🇦 CA | Performance | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| APWI Popular | BM8361 | 🇺🇸 US 🇨🇦 CA | Front Right440i xDrive Base Model | View on Amazon |
| TOP NOTCH Popular | TN10035 | 🇺🇸 US 🇨🇦 CA | Front Left440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| TOP NOTCH Popular | TN10036 | 🇺🇸 US 🇨🇦 CA | Front Right440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| TOP NOTCH Popular | TN10028 | 🇺🇸 US 🇨🇦 CA | Rear Right440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GKN | 306358 | 🇺🇸 US 🇨🇦 CA | Front Left440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GKN | 306359 | 🇺🇸 US 🇨🇦 CA | Front Right440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GSP | NCV27043 | 🇺🇸 US 🇨🇦 CA | Front Left440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GSP | NCV27044 | 🇺🇸 US 🇨🇦 CA | Front Right440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GSP | NCV27030 | 🇺🇸 US 🇨🇦 CA | Rear Left440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GSP | NCV27031 | 🇺🇸 US 🇨🇦 CA | Rear Right440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GSP | NCV27035 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left440i Base Model or 440i Gran Coupe | View on Amazon |
| GSP | NCV27039 | 🇺🇸 US 🇨🇦 CA | Rear Right440i Base Model or 440i Gran Coupe | View on Amazon |
| TOP NOTCH | TN10027 | 🇺🇸 US 🇨🇦 CA | Rear Left440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| TOP NOTCH | TN10030 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left440i Base Model or 440i Gran Coupe | View on Amazon |
| TOP NOTCH | TN10032 | 🇺🇸 US 🇨🇦 CA | Rear Right440i Base Model or 440i Gran Coupe | View on Amazon |
| TRAKMOTIVE | BM8166 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| TRAKMOTIVE | BM8164 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AAR Joint Design | View on Amazon |
| TRAKMOTIVE | BM8177 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Right440i Base Model | View on Amazon |
| TRAKMOTIVE | BM8171 | 🇺🇸 US 🇨🇦 CA | Rear Left440i xDrive Base Model | View on Amazon |
| TRAKMOTIVE | BM8178 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Rear Left440i Base Model | View on Amazon |
| TRAKMOTIVE | BM8172 | 🇺🇸 US 🇨🇦 CA | Rear Right440i xDrive Base Model | 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.
22 CV Axle parts for the 2019 BMW 440I come from 5 brands — TOP NOTCH, GSP, TRAKMOTIVE and 2 other brands. The "Popular" part is TOP NOTCH TN10036PR.
In the Premium grade, TOP NOTCH supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is TOP NOTCH TN10036PR.
In the Standard Replacement grade, TOP NOTCH, GSP, TRAKMOTIVE and 2 other brands supply 21 parts: built to original-equipment specification. A representative part number is APWI BM8361.
CV Joint Boot
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Popular | BKN0116 | 🇺🇸 US 🇨🇦 CA | Front Inner440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| REIN Popular | BKN0099R | 🇺🇸 US 🇨🇦 CA | Front Outer440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| BECK/ARNLEY | 1032966 | 🇺🇸 US 🇨🇦 CA | Front Inner440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| BECK/ARNLEY | 1032804 | 🇺🇸 US 🇨🇦 CA | Front Outer440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| GKN | 305846 | 🇺🇸 US 🇨🇦 CA | Thermoplastic ElastomerThermosplastic Elastomer (TPE) | View on Amazon |
| GKN | 306058 | 🇺🇸 US 🇨🇦 CA | Thermoplastic ElastomerThermosplastic Elastomer (TPE) | 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.
6 CV Joint Boot parts for the 2019 BMW 440I come from 3 brands — REIN, BECK/ARNLEY and GKN. The "Popular" part is REIN BKN0116.
Part numbers include REIN BKN0116, REIN BKN0099R and BECK/ARNLEY 1032966, among others listed above.
Differential Cover Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 16031150 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
This table covers the gaskets that seal the Differential Cover. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
This group shows a single part: AJUSA 16031150.
Differential Fill / Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWP0065 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rear DifferentialM22X1.5, Steel | View on Amazon |
| REIN | HWU0065 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rear DifferentialM22X1.5, Aluminum | View on Amazon |
This table covers the Differential Fill drain plugs.
2 Differential Fill / Drain Plug parts for the 2019 BMW 440I come from REIN.
This group includes REIN HWP0065 and REIN HWU0065.
Differential Pinion Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AJUSA | 12005350 | 🇺🇸 US 🇨🇦 CA | Rear440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| AJUSA | 12015650 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| TIMKEN | SL260487 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| TIMKEN | SL260527 | 🇺🇸 US 🇨🇦 CA | Rear440i Base Model or 440i Gran Coupe | 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.
4 Differential Pinion Seal parts for the 2019 BMW 440I come from 2 brands — AJUSA and TIMKEN.
Part numbers include AJUSA 12005350, AJUSA 12015650 and TIMKEN SL260487, among others listed above.
Differential Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | 729370 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Height [MM]: 10Swirl Type: Right-hand Twist | View on Amazon |
| ELRING | 761160 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Material: ACM (Polyacrylate)Radial Shaft Seal Design: AS | View on Amazon |
| ELRING | B16790 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Material: AEM (Ethylene Acrylate Rubber)Swirl Type: Alternating Twist | View on Amazon |
| ELRING | B46610 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Material: ACM (Polyacrylate)Radial Shaft Seal Design: AwithBS2 | 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.
ELRING supplies the 4 Differential Seal parts for the 2019 BMW 440I.
This group includes ELRING 729370, ELRING 761160 and ELRING B16790 and the remaining parts above.
Drive Shaft
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular | SK938277 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model | View on Amazon |
| WJB / INMOTION PARTS Popular | WDS38277 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model | View on Amazon |
| CARDONE | 659005 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model | View on Amazon |
| DORMAN | 938277 | 🇺🇸 US 🇨🇦 CA | Length: 28" | View on Amazon |
| DORMAN | 986562 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Length: 57.625" | View on Amazon |
| DORMAN | 986387 | 🇺🇸 US 🇨🇦 CA | Length: 50.25" | View on Amazon |
This table covers the driveshafts that carry torque from the transmission or transfer case.
6 Drive Shaft parts are listed for the 2019 BMW 440I, from DORMAN, SKP, WJB / INMOTION PARTS and 1 other brand. SKP SK938277 carries the "Popular" badge.
Part numbers include SKP SK938277, WJB / INMOTION PARTS WDS38277 and CARDONE 659005, among others listed above.
Drive Shaft Center Support Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Popular | BEM0039P | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 440i Base Model or 440i xDrive Base Model or 440i xDrive Gran Coupe55mm O.D., 30mm I.D. | View on Amazon |
| REIN | AVS0316P | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | 440i Base Model440i Gran Coupe | View on Amazon |
| WJB / INMOTION PARTS | RB60062RS | 🇺🇸 US 🇲🇽 MX | 440i Gran Coupe | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA | NB106CC | 🇺🇸 US 🇲🇽 MX | 440i Gran Coupewith 1.18 IN Bearing Inside Diameter | View on Amazon |
| NATIONAL | 106CC | 🇺🇸 US 🇲🇽 MX | 440i Gran Coupewith 1.1811 IN Bearing Inside Diameter | View on Amazon |
This table covers the Drive Shaft Center Support bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
5 Drive Shaft Center Support Bearing parts are listed for the 2019 BMW 440I, from REIN, WJB / INMOTION PARTS, BCA and 1 other brand. REIN BEM0039P carries the "Popular" badge.
In the Economy grade, REIN and WJB / INMOTION PARTS supply 3 parts: the catalog's value-priced group. A representative part number is REIN BEM0039P.
The Standard Replacement section: 2 options from BCA and NATIONAL. BCA NB106CC is listed in this group.
Part numbers include REIN BEM0039P, REIN AVS0316P and WJB / INMOTION PARTS RB60062RS, among others listed above.
Drive Shaft Center Support Bushing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VAICO | V201048 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Description: with Seal Ring | View on Amazon |
This table covers the Drive Shaft Center Support 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.
One part is listed for the 2019 BMW 440I — VAICO V201048.
Drive Shaft Flex Joint
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AAE | FJC0107 | 🇺🇸 US 🇨🇦 CA | Coupe440i xDrive Base Model | View on Amazon |
| ÜRO PARTS | 26117610061 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits 440i Base Model or 440i Gran Coupe | View on Amazon |
This table covers the flex joints in the driveshaft.
2 Drive Shaft Flex Joint parts for the 2019 BMW 440I come from 2 brands — AAE and ÜRO PARTS.
Listed part numbers: AAE FJC0107 and ÜRO PARTS 26117610061.
Drive Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ELRING | B15590 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Flange Sealor 440i Gran CoupeBody code: F36 | View on Amazon |
This table covers the seals at the Drive 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: ELRING B15590.
Gear Oil
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 915052 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Gallon | View on Amazon |
| VALVOLINE | 915053 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Advanced Full Synthetic SAE 75W-85 Gear Oil1 Quart Flex Fill | 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.
2 Gear Oil parts for the 2019 BMW 440I come from VALVOLINE.
Part numbers include VALVOLINE 915052 and VALVOLINE 915053.
Transfer Case Fluid
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | FLDF005 | 🇺🇸 US 🇨🇦 CA | 440i xDrive Base Model or 440i xDrive Gran CoupeTF0870 | View on Amazon |
| REIN | FLDF002 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | TF08701 Liter | 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.
2 Transfer Case Fluid parts for the 2019 BMW 440I come from REIN.
Part numbers include REIN FLDF005 and REIN FLDF002.
Transfer Case Input Shaft Bearing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 210L | 🇺🇸 US 🇨🇦 CA | AWD | View on Amazon |
| WJB / INMOTION PARTS | RB6210NR | 🇺🇸 US 🇨🇦 CA | AWD | View on Amazon |
This table covers the Transfer Case Input Shaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
2 Transfer Case Input Shaft Bearing parts for the 2019 BMW 440I come from 2 brands — NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: NATIONAL 210L and WJB / INMOTION PARTS RB6210NR.
Transfer Case Input Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 710743 | 🇺🇸 US 🇨🇦 CA | AWDwith Magna ATC35L Transfer Case | View on Amazon |
| WJB / INMOTION PARTS | WS710743 | 🇺🇸 US 🇨🇦 CA | AWDwith Magna ATC35L Transfer Case | 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.
2 Transfer Case Input Shaft Seal parts are listed for the 2019 BMW 440I, from NATIONAL and WJB / INMOTION PARTS.
Listed part numbers: NATIONAL 710743 and WJB / INMOTION PARTS WS710743.
Transfer Case Motor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | TDA0013 | 🇺🇸 US 🇨🇦 CA | 440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
This table covers the Transfer Case motors. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
One part is listed for the 2019 BMW 440I — REIN TDA0013.
Transfer Case Oil Drain Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | HWP0065 | 🇺🇸 US 🇨🇦 CA | 440i xDrive Base Model or 440i xDrive Gran CoupeM22X1.5, Steel | View on Amazon |
| REIN | HWU0065 | 🇺🇸 US 🇨🇦 CA | 440i xDrive Base Model or 440i xDrive Gran CoupeM22X1.5, Aluminum | View on Amazon |
This table covers the Transfer Case Oil drain plugs.
2 Transfer Case Oil Drain Plug parts for the 2019 BMW 440I come from REIN.
Listed part numbers: REIN HWP0065 and REIN HWU0065.
Transfer Case Output Shaft Bearing
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS | RB6009 | 🇺🇸 US 🇨🇦 CA | Fits Rear440i xDrive Gran Coupe | View on Amazon |
| WJB / INMOTION PARTS | RB6008 | 🇺🇸 US 🇨🇦 CA | FrontAWD | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BCA Popular | NB109 | 🇺🇸 US 🇨🇦 CA | Rear440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| NATIONAL Popular | 109 | 🇺🇸 US 🇨🇦 CA | RearAWD | View on Amazon |
| BCA | NB108 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 108 | 🇺🇸 US 🇨🇦 CA | FrontAWD | View on Amazon |
This table covers the Transfer Case Output Shaft bearings. Typical signs include a growl that rises with speed, or play in the shaft or hub. Set preload the way the notes specify. A dry or crushed bearing fails quickly.
6 Transfer Case Output Shaft Bearing parts are listed for the 2019 BMW 440I, from WJB / INMOTION PARTS, BCA and NATIONAL. BCA NB109 carries the "Popular" badge.
Economy: 2 parts, from WJB / INMOTION PARTS. A representative part number is WJB / INMOTION PARTS RB6009.
The Standard Replacement section: 3 options from BCA and NATIONAL. BCA NB109 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Listed part numbers: BCA NB109, WJB / INMOTION PARTS RB6009 and WJB / INMOTION PARTS RB6008, plus the other parts above.
Transfer Case Output Shaft Repair Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WJB / INMOTION PARTS Popular | WS99166 | 🇺🇸 US 🇨🇦 CA | Shaft Diameter Minimum (In): 1.647 In | View on Amazon |
| BCA | NS99166 | 🇺🇸 US 🇨🇦 CA | Front440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| NATIONAL | 99166 | 🇺🇸 US 🇨🇦 CA | Fits Front440i xDrive Gran Coupe | View on Amazon |
| NATIONAL | 99204 | 🇺🇸 US 🇨🇦 CA | RearAWD | View on Amazon |
| WJB / INMOTION PARTS | WS99204 | 🇺🇸 US 🇨🇦 CA | RearAWD | View on Amazon |
This table covers the wear sleeves used to restore a Transfer Case Output Shaft seal surface.
5 Transfer Case Output Shaft Repair Sleeve parts for the 2019 BMW 440I come from 3 brands — WJB / INMOTION PARTS, NATIONAL and BCA. The "Popular" part is WJB / INMOTION PARTS WS99166.
Listed part numbers: WJB / INMOTION PARTS WS99166, BCA NS99166 and NATIONAL 99166, plus the other parts above.
Transfer Case Output Shaft Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NATIONAL | 710746 | 🇺🇸 US 🇨🇦 CA | FrontAWD | View on Amazon |
| ÜRO PARTS | 27107546667 | 🇺🇸 US 🇨🇦 CA | Rear440i xDrive Base Model or 440i xDrive Gran Coupe | View on Amazon |
| WJB / INMOTION PARTS | WS710746 | 🇺🇸 US 🇨🇦 CA | FrontAWD | View on Amazon |
| WJB / INMOTION PARTS | WS710745 | 🇺🇸 US 🇨🇦 CA | Fits Rear440i xDrive Gran Coupe | 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.
4 Transfer Case Output Shaft Seal parts for the 2019 BMW 440I come from 3 brands — WJB / INMOTION PARTS, NATIONAL and ÜRO PARTS.
Listed part numbers: NATIONAL 710746, ÜRO PARTS 27107546667 and WJB / INMOTION PARTS WS710746, plus the other parts above.
Transfer Case Overhaul Kit
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | RVK0002 | 🇺🇸 US 🇨🇦 CA | 440i xDrive Base Model or 440i xDrive Gran CoupeStage 1 | View on Amazon |
This table covers the Transfer Case Overhaul kits.
This group shows a single part: REIN RVK0002.
Buying Drivetrain Parts for a 2019 BMW 440I
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 3.0L L6 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 CV Joint Boot .
Frequently Asked Questions
How many drivetrain parts fit the 2019 BMW 440I?
Our catalog currently lists 86 drivetrain parts for the 2019 BMW 440I across 23 subcategories and 20 brands, covering the 3.0L L6 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of drivetrain problems on a 2019 BMW 440I?
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 BMW 440I 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 BMW 440I?
Every part on this page is matched to the 3.0L L6 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 BMW 440I
Drivetrain Parts for Other BMW 440I Years
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