ARC-8 // Front: 19x8.5" ET20 with 225/30-19 tires // Rear: 19x9.5" ET33 with 255/30-19
Vehicle Covered in this Guide
2009-2016 Z4 Roadster (all trim levels).
Although not offered in an official M variant, the E89 Z4 remains a pure driver's car at heart. Already a phenomenal car for the street, we except this chassis to gain much-deserved appreciation on the track as well in the years to come.
Available Wheel Designs (click images to enlarge)
All APEX wheel designs are available for this chassis.
|Forged Designs||Flow Formed Designs|
|Bolt Pattern: 5x120||Thread Pitch: M12x1.5mm||Center Bore: 72.56mm|
EC-7 // Front & Rear: 18x9" ET31 with 245/40-18 tires
Ideal for the driver who wants a no-nonsense direct bolt-on fitment. These fitments are a small step up from stock wheels and tires, and offer a small but noticeable performance improvement.
Maintains stock-like handling characteristics, tires can only be rotated left to right. Maximizes both front and rear tire width.
- Front: 18x9" ET30 or ET31 with 235/40-18 tires
Rear: 18x9.5" ET35 with 255/35-18 tires
- 265/35-18 rear tires may also be used, but rear fender liner may need slight trimming to avoid rubbing.
- Front: 19x8.5" ET35 with 225/35-19 tires
Rear: 19x9.5" ET33 or ET35 with 255/30-19 tires
- Front 15mm spacers required.
Additional Fitment Information
Aftermarket E89 Z4 Suspensions Known To Reduce Inner Clearance
(includes but not limited to):
- KW Variants
- KW Clubsports
- Öhlins Road & Track
Concavity & Face Profiles
Each of our wheel designs is available in two or three different levels of concavity, which we call Profiles. The Profile is dictated by the width and offset, meaning wide lower-offset wheels will have more concavity, while narrow higher-offset wheels will have less concavity.
Available Face Profiles
To determine the face profile of a specific wheel visit the "Specifications" tab on the product page for that wheel. For example:
Big Brake Kit Clearances
We have tested many big brake kits with most of the wheels listed in this guide. Please email us with any questions related to brake clearance, we’ll be happy to help.
Still have questions?
Fill out our Fitment Recommendation form
Call us: 925-245-0773
Email us: firstname.lastname@example.org