United States
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Number 1 marks the part’s position in the exploded view.
Product overview
Genuine OEM Volkswagen Differential Housing, part number 01R525121C. This housing encloses and supports the gears within the differential, ensuring their proper meshing and operation. It is part of the rear axle assembly. Made from cast aluminum. Genuine OEM differential housings are manufactured to precise tolerances for smooth gear operation and longevity.
Technical details
- Category
- Transmission & Drivetrain
- Customs (HS) code
- 87085099
- Manufacturer
- Volkswagen
- Product Type
- Genuine new auto parts
- Shipping size (L × W × H)
- 19 × 16 × 16 cm
- Shipping weight
- 3.36 kg
Why buy from WW Spares?
- ✓ Genuine OEM inventory sourced directly from factory networks
- ✓ Fitment support from workshop-seasoned parts specialists
- ✓ Global logistics with customs-ready documentation
Need help confirming compatibility? Talk to a specialist
Parts diagram & fitment
17 vehiclesDifferential Housing — locate 01R525121C Volkswagen Differential Housing | Genuine OEM in the official exploded view and explore the surrounding assembly.
Parts in this assembly48
- 2Gear Set 01R525143AL
- 3Bolt N90361401
- 4Mounting 096323981
- 5Shim 012409386AL
- 5Shim 012409386AM
- 5Shim 012409386AN
- 5Shim 012409386AP
- 5Shim 012409386AQ
- 5Shim 012409386AR
- 5Shim 012409386AS
- 5Shim 012409386AT
- 5Shim 012409386BA
- 5Shim 012409386BB
- 5Shim 012409386AK
- 6Mounting 01E409123
- 7Shim 012409385AL
- 7Shim 012409385AM
- 7Shim 012409385AN
- 7Shim 012409385AP
- 7Shim 012409385AQ
- 7Shim 012409385AR
- 7Shim 012409385AS
- 7Shim 012409385AT
- 7Shim 012409385BA
- 7Shim 012409385BB
- 7Shim 012409385AK
- 8Flanshaft 01R525356
- 10Screw 088409359
- 13Washer 088409249
- 13Washer 088409249A
- 13Washer 088409249B
- 13Washer 088409249C
- 13Washer 088409249D
- 13Washer 011519215
- 14Washer 091517189
- 15Diff Pinio 005498081
- 16Part 087409373
- 18In Shaft - Differential Pinion Shaft - 005409177
- 19Part N10072601
- 20Bearing 183525261
- 21Washer 183525231A
- 21Washer 183525231B
- 21Washer 183525231C
- 21Washer 183525231D
- 21Washer 183525231E
- 21Washer 183525231F
- 21Washer 183525231G
- 21Washer 183525231H
Vehicle fitment table17
Europe (14)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| phaeton 4motion | 2010-2016 | 1 | 1 | ||
| phaeton 4motion | 2008-2010 | 1 | 1 | ||
| PHAETON 08> | 2007- | 1 | 1 | G0Q | |
| Audi A4/S4 Cabrio./qu. 07> | 2006- | 1 | 1 | ETR | G0L |
| AUDI A6 QU.ALLROAD 07> | 2006- | 1 | 1 | ||
| Audi A4/S4/Av./qu. 05> | 2005- | 1 | 1 | ||
| Audi A6/S6/Avant/qu. 05> | 2004- | 1 | 1 | G0R | |
| Audi A8/S8/qu. lang | 2003-2007 | 1 | 1 | JSR | G0R |
| Phaeton (lang) | 2003-2006 | 1 | 1 | G0Q | |
| Audi RS6 qu. | 2003-2004 | 1 | 1 | G0Q | |
| Audi A4/S4 Cabrio./qu. | 2002-2006 | 1 | 1 | ||
| PASSAT/4MOTION/W8 | 2002-2005 | 1 | 1 | ||
| Audi A4/S4/Av./qu. | 2001-2004 | 1 | 1 | ||
| Audi A6/Wagon/quattro | 2001-2004 | 1 | 1 | 1X1 |
Other markets (2)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| AUDI A6L "CN"05> | 2005- | 1 | 1 | ||
| AUDI A4/AV./QU. "CN"03>05 | 2003-2005 | 1 | 1 |
Platform / generic diagrams (1)
| Vehicle | Years | Pos. | Qty | Remark | PR |
|---|---|---|---|---|---|
| 3B0 platform | 1 | 1 |
Diagrams & fitment data powered by oemdiagrams.com
01R525121C Volkswagen Differential Housing | Genuine OEM is fitted on: phaeton 4motion 2010-2016; phaeton 4motion 2008-2010; PHAETON 08> 2007-; Audi A4/S4 Cabrio./qu. 07> 2006-; AUDI A6 QU.ALLROAD 07> 2006-; Audi A4/S4/Av./qu. 05> 2005-; Audi A6/S6/Avant/qu. 05> 2004-; Audi A8/S8/qu. lang 2003-2007; Phaeton (lang) 2003-2006; Audi RS6 qu. 2003-2004; Audi A4/S4 Cabrio./qu. 2002-2006; PASSAT/4MOTION/W8 2002-2005; Audi A4/S4/Av./qu. 2001-2004; Audi A6/Wagon/quattro 2001-2004; AUDI A6L "CN"05> 2005-; AUDI A4/AV./QU. "CN"03>05 2003-2005; 3B0 platform.