Audi A6 Allroad (4FH, C6) Tire Sizes & Rim Dimensions by Year & Trim
The Audi A6 Allroad (4FH, C6) spans model years with varying tire size specifications depending on trim levels and production updates. Typical tire markings for earlier years include 235/55 R17 or 255/45 R18, reflecting standard and upgraded trims respectively.\n\nRim widths for the A6 Allroad (4FH, C6) generally range from 7.5 to 8.5 inches in diameter sizes of 17 to 19 inches. Knowing your specific trim’s rim width and diameter is essential for selecting compatible tires that maintain factory performance and safety standards.\n\nPractical comparison between trims should consider both tire width and sidewall height, as lower-profile tires on higher trims improve handling but may reduce ride comfort. Confirm rim specifications using your vehicle’s manual or OEM data to ensure correct fitment and avoid clearance or speedometer errors.
| Make / model / trim | Year | Tire size | Wheel |
|---|---|---|---|
| Audi A6 Allroad (4FH, C6) 2.7 TDI Quattro | 2011 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI quattro | 2011 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI Quattro | 2011 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 3.0 TFSI Quattro | 2011 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 2.7 TDI Quattro | 2010 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI quattro | 2010 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI Quattro | 2010 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 3.0 TFSI Quattro | 2010 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 4.2 FSI Quattro | 2010 | 245/45R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 2.7 TDI Quattro | 2009 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI quattro | 2009 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI Quattro | 2009 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 3.0 TFSI Quattro | 2009 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 4.2 FSI Quattro | 2009 | 245/45R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 2.7 TDI quattro | 2008 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI quattro | 2008 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI Quattro | 2008 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 3.0 TFSI Quattro | 2008 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 3.2 FSI Quattro | 2008 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 4.2 FSI Quattro | 2008 | 245/45R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 2.7 TDI quattro | 2007 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI quattro | 2007 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI Quattro | 2007 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 3.2 FSI Quattro | 2007 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 4.2 FSI Quattro | 2007 | 245/45R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 2.7 TDI quattro | 2006 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI quattro | 2006 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 3.0 TDI Quattro | 2006 | 235/55R18 | 8" × 18" |
| Audi A6 Allroad (4FH, C6) 3.2 FSI Quattro | 2006 | 225/55R17 | 7.5" × 17" |
| Audi A6 Allroad (4FH, C6) 4.2 FSI Quattro | 2006 | 245/45R18 | 8" × 18" |
For bolt pattern (PCD), offset ET, center bore, and mounting details, open the bolt pattern page for Audi A6 Allroad (4FH, C6).
FAQ
- What tire sizes fit the Audi A6 Allroad (4FH, C6)?
- Common sizes include 235/55 R17 and 255/45 R18, varying by model year and trim.
- How do rim widths vary among trims?
- Rim widths range typically from 7.5 to 8.5 inches depending on the trim and wheel package.
- Can I interchange tires between different A6 Allroad trims?
- Yes, if the tire size matches the rim width and diameter specified for each trim to maintain performance and safety.
Tire size calculatorShow
Compare two tire sizes — diameter, speedometer error, and clearance change.
| Size 1 | Size 2 | Diff | Diff(%) | |
|---|---|---|---|---|
| Diameter | 25.0" | 25.4" | 0.5" | 1.89% |
| Width | 7.7" | 8.5" | 0.8" | 10.26% |
| Circumference | 78.4" | 79.9" | 1.5" | 1.86% |
| Profile height | 5.0" | 4.2" | -0.7" | -15.08% |
| Turnover per mile | 807 | 793 | 14 | -1.73% |
| Clearance | - | - | +0.2" | - |






Speedometer Error
(First wheel OEM size)
| Reading | 20 mph | 30 mph | 40 mph | 50 mph | 60 mph | 70 mph | 80 mph | 90 mph |
|---|---|---|---|---|---|---|---|---|
| Actual | 20.4 | 30.5 | 40.7 | 50.9 | 61.1 | 71.2 | 81.4 | 91.6 |
