The Audi A4 B9 wheel spacers create more space between tires to accommodate more modification parts. Whether you are going to add large rims or broad tires, wheel spacers are useful to ensure proper fitment and alter the appearance instantly. Properly getting the wheels flush with the fenders is safe.
By creating more inner wheel clearance, Audi A4 B9 wheel spacers clear big brake clearance issues effectively. Even if you don’t change the stock configuration, these wheel spacers can make your vehicle perform better and look cooler. As long as you install them correctly, high-quality wheel spacers are safe. In this discussion, we will examine how to safely install Audi A4 B9 wheel spacers.
Pro Tips to Torque Audi A4 B9 Wheel Spacers Safely
- Park your car on a level surface and engage the parking brake.
- Loosen the wheel bolts on each wheel, but don’t remove them yet.
- Raise your vehicle using the jack and secure it with jack stands.
- Remove the wheel.
- Clean the hub surface and the backside of the wheel to ensure proper fitment.
- Place the spacer onto the hub, ensuring it sits flush and aligns with the wheel studs.
- Carefully reinstall the wheel, tightening the wheels with extended wheel bolts.
- The REFERENCE torque spec of the Audi A4 B9 wheel spacers is 103.5 ft-lb or 140 Nm.
- Lower the vehicle back onto the ground.
- Repeat the process for the remaining wheels.
Who Sells the Best Audi A4 B9 Wheel Spacers?
There are various wheel spacers in the automotive market, but the BONOSS brand stands out in terms of precision and performance. With over 17 years of manufacturing experience and 1,800+ drawing updates, BONOSS provides the best aluminum rim spacers. Here is what makes BONOSS the top choice:
1. Extreme Lightweight Benefits
As we know, a lighter vehicle weight is better for acceleration. BONOSS forged lightweight plus Audi A4 B9 wheel spacers come with “Hollow Carved” holes. The average weight of each BONOSS forged lightweight plus spacer is 20% lighter than the previous-gen product. Adding such a small, lightweight component wouldn’t noticeably slow a car down.
2. Forged 7075-T6 Aluminum
Unlike regular street wheel spacers, BONOSS forged lightweight plus Audi A4 B9 wheel spacers are built with stronger forged 7075-T6 aluminum alloy materials. The tensile strength is up to 572 MPa, and the yield strength is up to 503 MPa. Such BONOSS forged lightweight plus Audi A4 B9 wheel spacers are specifically engineered to withstand hard driving.
3. Precision Engineered for Perfect Fitment
The manufacturing precision of the BONOSS lightweight plus spacers has reached 0.02mm. Precise wheel spacers provide high surface integrity, effectively guarantee safety, stability, and reliability, and ensure the smooth operation of vehicle wheel parts. Such precise BONOSS forged Audi A4 B9 wheel spacers ensure a smooth installation experience.
Frequently Asked FAQ
Q: Is it OK to use universal Audi rim spacers?
A: It is not recommended to use universal spacers. Specific wheel spacers are the best option for specific vehicles.
Q: Can you put spacers on spacers?
A: It is NOT recommended to put spacers on spacers. Using a single 1-inch wheel spacer instead of stacking 2 pcs of 1/2-inch spacers is the best way to ensure safety.
Q: How often should I torque Audi A4 B9 wheel spacers?
A: It is crucial to re-torque your new wheel spacers after the first 50 to 100 driving miles. Then, just re-torque them every routine tire maintenance.
Final Summary: Upgrade Your Car with BONOSS
From effective lightweight benefits to certified materials and precise manufacturing, BONOSS forged lightweight plus Audi A4 B9 wheel spacers are engineered to enhance your driving experience with safety, strength, and reliability. Discover the difference with BONOSS—built for drivers who demand excellence.
(Hi, I’m Kevin Brian, an experienced mechanical engineer. All articles, images, and videos are human-produced to ensure the best user experience. They are not generated by Artificial Intelligence (AI) Models or tools.)





