ATC45L Transfer Case schema - repair / rebuild / overhaul parts catalog
Transfer Case application in vehicles: BMW X3; X4; X5; X6*
*For reference purposes only. When choosing spare parts, you can only rely on the OE number of your transfer case (taken from its housing) to identify its model. Otherwise, you risk ordering spare parts for a transfer case of a different revision or even a different model.
ATC45L Transfer Case OE numbers**:
27105A371E0, 27105A371E1, 27105A371E2, 27105A371E3, 27105A371E4, 27105A4A0B9, 27105A4A0C0, 27105A4A0C1, 27105A4A0C2, 27105A4A0C3, 27107505376, 27107505377, 27107619644, 27107619645, 27107619646, 27107629177, 27107629178, 27107629179, 27107636180, 27107636444, 27107636445, 27107636487, 27107636488, 27107636489, 27107639265, 27107639273, 27107639274, 27107643758, 27107643759, 27107643760, 27107649182, 27107649784, 27107852166, 27107854164, 27108604770, 27108604771, 27108612554, 27108612555, 27108623348, 27108623349, 27108643151, 27108643152, 27108697255, 27108697256, 27108697257
**Manufacturers tend to release different revisions with numbers that may be outside this list. You can ask us for assistance if you don't find your number.
Diagram User's Guide:
- Choose the number in the schema to see all the offers containing the selected spare part.
- For some transfer cases, the item can depend on the unit's OE number - please read the info notes.
- To proceed to the spare part's detailed description, click the link with the part's name in the table below.
- If any part you're looking for seems unavailable, please don't hesitate to ask us about it.
| Pos | OEM No | Name | Quantity | Info |
| 1 | 02C2D27326, 27107609202 | O-ring | 1 | Available in: K02, K00 |
| 2 | Retaining Ring | 1 | Available in: K00 | |
| 3 | 02C2D27145, 27107539262, 473524E000, 673002353 | Radial Sealing | 1 | Available in: K02, K00 |
| 4 | Retaining Ring | 1 | Available in: K00 | |
| 5 | Ball Bearing | 1 | Available in: K01, K00 | |
| 6 | Housing Front | 1 | ||
| 7 | Pin | 1 | ||
| 9 | Shim | 1 | ||
| 10 | Shaft Input | 1 | ||
| 11 | Chain | 1 | Available in: K00 | |
| 12 | Needle Bearing | 1 | Available in: K01, K00 | |
| 13 | Gear Assembly With Drum Clutch | 1 | ||
| 14 | Thrust Washer | 1 | Available in: K00 | |
| 15 | Shim | 1 | Available in: K38 | |
| 16 | Retaining Ring | 1 | Available in: K00 | |
| 17 | Plate Clutch Pack | 1 | ||
| 18 | Friction Plate | 10 | Available in: K11, K00 | |
| 19 | Steel Plate | 9 | Available in: K11, K00 | |
| 20 | Spring | 3 | Available in: K11, K00 | |
| 21 | Deflector | 1 | Available in: K32 | |
| 22 | Piston | 1 | ||
| 23 | Deflector | 1 | Available in: K32 | |
| 24 | Needle Bearing | 2 | Available in: K01, K00 | |
| 25 | Actuator Ring | 1 | Movable lever |
|
| 26 | Ball | 3 | ||
| 27 | Actuator Ring | 1 | Fixed lever |
|
| 28 | Ring | 1 | ||
| 29 | Shim | 1 | Available in: K37 | |
| 30 | Retaining Ring | 1 | Available in: K00 | |
| 31 | Housing Rear | 1 | ||
| 32 | Screw | 8 | ||
| 33 | Ball Bearing | 3 | Available in: K01, K00 | |
| 34 | 27107546667, 673002344, A0159973446 | Radial Sealing | 1 | Available in: K02, K00 |
| 35 | 27107597688 | Slinger | 1 | |
| 36 | Flange Rear | 1 | Available in: K05, K05 | |
| 37 | 27107599326, 6000626079, 673002346 | Seal O-ring | 1 | Available in: K05, K02, K05, K00 |
| 38 | 27107539525, 331381LA0A, 6000626080, 673002348 | Retaining Ring | 1 | Available in: K05, K05, K00 |
| 43 | Sprocket Output | 1 | ||
| 45 | Pin | 2 | ||
| 46 | 05143630AA, A2102760098 | Magnet | 1 | |
| 47 | Deflector Tube | 1 | Available in: K32 | |
| 48 | Deflector | 1 | Available in: K32, K00 | |
| 49 | 27107623529 | Slinger | 1 | |
| 52 | 27107623527 | Radial Seal Ring | 1 | Available in: K02, K00 |
| 53 | Needle Bearing | 1 | Available in: K01, K12, K00 | |
| 54 | Shaft Actuator | 1 | Available in: K12 | |
| 55 | Ball Bearing | 1 | Available in: K01, K12, K00 | |
| 56 | Retaining Ring | 1 | Available in: K12, K00 | |
| 57 | Retaining Ring | 1 | Available in: K12, K00 | |
| 58 | 27107593452 | Radial Seal Ring | 1 | Available in: K02, K00 |
| 59 | 27107593451, 673002350, 95834150100 | Seal O-ring | 1 | Available in: K02, K00 |
| 60 | 27608643153, 27605A371F4 | Actuator Motor FR | 1 | Used in 27108643151, 27108643152, 27107854164, 27108697255, 27108697257, 27105A371E2, 27105A4A0C1, 27105A371E3, 27105A4A0C2, 27105A371E4, 27105A4A0C3 |
| 60 | 27607643762, 27605A371F5 | Actuator Motor CAN | 1 | Used in 27107643758, 27107643759, 27107649182, 27108697256 |
| 61 | 27107593450, 673002351, 90038507101, 95834150200 | Screw | 2 | |
| 63 | 02C2D27148, 33117525064, 473904E000, 6000626082, 673002349 | Plug | 1 | Available in: K02, K00 |
| 70 | Pad | 2 | ||
| K00 | Repair Kit | 1 | ||
| K01 | Bearing Kit | 1 | Contains position 05, 12, 24, 33, 53, 55 | |
| K02 | Sealing Kit | 1 | Contains position 01, 03, 34, 37, 52, 58, 59, 63 | |
| K05 | 27107595650, 27107645468 | Flange Kit Rear | 1 | Contains position 36, 37, 38, K20 Used in 27107643758, 27107643759, 27107649182, 27108643151, 27108643152, 27108697255, 27108697256, 27108697257 |
| K05 | 27107850489 | Flange Kit Rear | 1 | Contains position 36, 37, 38, K20 Used in 27107854164 |
| K11 | Clutch Kit | 1 | Contains position 18, 19, 20 | |
| K12 | Shaft Actuator Kit | 1 | Contains position 53, 54, 55, 56, 57 | |
| K20 | 27107546670 | Shim Set | 1 | Contains 13 different Shims with Dimensions from 2.90mm up to 4.10mm Available in: K05, K05, K00 |
| K32 | Plastic Parts Kit | 1 | Alternative part name: Oil deflectors set |
|
| K37 | Shim Set | 1 | Contains 11 different Shims with Dimensions from 2.60mm up to 3.60mm Available in: K00 |
|
| K38 | Shim Set | 1 | Contains 9 different Shims with Dimensions from 3.40mm up to 4.20mm Available in: K00 |
