Audi A8/S8 Axle Differential - Hnm Rear 0AR500043B
OEM Part #: 0AR-500-043-B (0AR500043B)
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AXLE DIFFERENTIAL - HNM. This rear differential assembly, part number 0AR500043B, is designed to fit Audi A8 Quattro (2004-2010) and Audi S8 (2007-2010) models equipped with 4.2L V8 and 5.2L V10 engines. Its primary function is to distribute power from the driveshaft to the rear wheels for optimal traction and handling. Commonly addresses issues associated with backlash, excessive wear, or performance loss. Interchangeable with OEM part numbers 01R500046L, 01R500046E, and 01R500046N. Dimensions: 21L x 13W x 13H inches. Enhance your vehicle's drivetrain efficiency with this robust differential unit. Compatible with various body styles, including sedan and luxury editions.
Specifications
| Fits Vehicle Model | A8, S8 |
| Fits Vehicle Make | Audi |
| OEM Part No | 0AR-500-043-B (0AR500043B) |
| Compatible OEM Part No | 01R-500-046-L, 01R-500-046-E, 01R-500-046-N |
| Side | Rear |
| Category | Differential |
Compatible Vehicles
Fits 16 vehicle configurations across 1 make, 2004-2010.
View all 16 vehicle configurations — 16 with fitment notes
| Year | Make | Model | Trim | Engine | Note |
|---|---|---|---|---|---|
| 2004 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2005 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2005 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2006 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2006 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2007 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2007 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2007 | Audi | S8 | Sedan | 5.2L V10 | For Vehicles with Differential Code(s) HNM, JSR |
| 2008 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2008 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2008 | Audi | S8 | Sedan | 5.2L V10 | For Vehicles with Differential Code(s) HNM |
| 2009 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2009 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2009 | Audi | S8 | Sedan | 5.2L V10 | For Vehicles with Differential Code(s) HNM |
| 2010 | Audi | A8 | Quattro Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |
| 2010 | Audi | A8 | Quattro L Sedan | 4.2L V8 | For Vehicles with Differential Code(s) HNM |