2015 Audi A6 Wheel Interchange

OEM wheel/tire sizes and fitment specs for the 2015 Audi A6.

Understanding Wheel Fitment for Your 2015 Audi A6

There’s a common misconception that finding the right wheels for your 2015 Audi A6 is as simple as picking any set that looks good. Many DIY owners and technicians think, “If it fits, it’s good to go!” But let's clarify that.

Why It Seems True

With so many stylish wheels available, it can be tempting to choose based on appearance alone. After all, many wheels might physically attach to your car. However, fitment isn’t just about getting the bolts to line up. It’s about safety, performance, and ensuring everything operates smoothly.

What Is True

The reality is that each vehicle has specific fitment requirements. For the 2015 Audi A6, the known OEM fitment specifications are:

  • Bolt pattern: 5x112
  • Center bore: 66.6 mm
  • Thread size: M14 x 1.5
  • Rim diameter: 19 inches
  • Rim width: 8.5 inches
  • Wheel offset: 45 mm
  • Backspacing: 6.02 inches
  • Tire section width: 245 mm
  • Tire aspect ratio: 45%
  • Tire rim diameter: 18 inches

These specs are crucial for proper fitment and performance. If you stray too far from these numbers, you might face issues like poor handling, brake interference, or even tire blowouts.

Implications

Understanding these specifications helps you make informed choices. For instance, if you want to upgrade to a different rim size or style, using the OEM fitment as a guideline ensures you maintain safety and performance. You can also use the on-page calculator to compare wheels from donor vehicles or adjust custom sizes while keeping an eye on these critical measurements.

Quick Tests

To verify if your wheels are a good fit, here are a few quick tests:

  • Check the bolt pattern: Make sure it matches 5x112.
  • Measure the center bore: Confirm it's 66.6 mm for proper hub centricity.
  • Look at the offset: Ensure it stays close to 45 mm to avoid clearance issues.
  • Test the width and diameter: Stick to an 8.5-inch width and 19-inch diameter for best results.

If you’re unsure about the right fitment, don't hesitate to consult OEM sources or use the on-page calculator for precise adjustments.

For tools or parts to help with your Audi A6 wheel fitment, check out these options on Amazon:

Wheel interchange calculator

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