VW/Audi 4.2L V8 Crankshaft Comparison: 079105101AT vs 079105101CH vs 079105101BD
Sep 24, 2026| Learn the differences between 079105101AT, 079105101CH and 079105101BD crankshafts Including engine codes, Audi/VW applications, specifications and compatibility
Comparative Summary
|
Feature |
079105101BD |
079105101CH |
079105101AT |
|---|---|---|---|
|
Engine family |
4.2 V8 |
4.2 FSI V8 |
4.2 FSI V8 |
|
Typical code |
AXQ |
BAR / CDRA |
BNS |
|
Displacement |
4172 cc |
4163 cc |
4163 cc |
|
Typical power |
~310 PS |
~350 PS |
~420 PS |
|
Compatible vehicle models |
VW Touareg |
Audi Q7/A6/A8/S5 |
Audi RS4 B7 |
|
Key years |
2002-2011 |
2008-2012 |
2005-2009 |
|
Main market keyword |
Touareg |
Audi 4.2 FSI |
RS4 B7 |
Which Information Should You Provide When Ordering?
Before purchasing a 079-series 4.2L V8 crankshaft, you should provide at least one of the following:
Original OEM crankshaft number
Engine code
Vehicle model
Vehicle production year
VIN
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