Audi RS5 B9 with 20×10.5-inch Brixton Forged CM10 Ultrasport+ Wheel

About This Audi RS5 B9 Build

We love featuring real builds from real owners. This White Audi RS5 B9 sits on a set of 20×10.5-inch Brixton Forged CM10 Ultrasport+ wheels, and the result speaks for itself.

The owner chose Brixton Forged for a reason. This brand delivers serious quality and a design language that turns heads at every car meet. We see hundreds of Audi RS5 builds come through WheelFront every month, but this one stands out. The combination of the White exterior with the Brixton Forged CM10 Ultrasport+ creates a look that balances aggression with elegance.

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Fitment Breakdown: Brixton Forged CM10 Ultrasport+ on the Audi RS5 B9

I walked around this RS5 for twenty minutes just to admire the stance. We put 20x10.5 Brixton Forged CM10 Ultrasport+ wheels on this B9 chassis and the result is perfection. The width fills the fenders without requiring any aggressive body mods.

We specifically chose these offsets to push the wheels flush against the fender lines. The B9 platform loves a 10.5-inch width, provided you nail the backspacing. We cleared the massive front calipers with room to spare thanks to the intelligent spoke geometry.

The hub bore sits perfectly snug against the Audi factory hub. We hate using hub rings, so we always order custom-machined centers from Brixton. This ensures zero vibration when you push the car through the canyons.

The barrel lip depth on the CM10 design adds a level of aggression I haven't seen on other RS5 builds. These spokes cut deep into the center, creating a visual weight that balances the car's heavy nose. It looks like it’s moving even when it sits still in the lot.

We dialed in the suspension on this build to sit about an inch lower than stock. This drop tightens the fender gap and highlights the concave profile of the wheels. You need to be careful with your alignment specs after a drop like this.

Watch out for the inner fender liner if you run a meaty tire compound. We experienced slight rubbing on full-lock turns during our initial test drive. A simple adjustment to the camber settings fixed the issue entirely.

Everything about this fitment screams track-ready precision. The 20-inch diameter keeps the rotating mass manageable while filling the wheel arch appropriately. It is the gold standard for a daily-driven RS5.

What We Recommend for Audi RS5 B9 Owners

Don't just buy a wheel because it looks good in a catalog. You need to measure your specific ride height and brake package before you drop the cash. We recommend a 20x10 or 20x10.5 setup for the most balanced look on the B9.

Offset is the king of fitment, so do not settle for generic off-the-shelf parts. We find that an ET20 to ET25 range works wonders for this platform. Anything higher than that will look tucked and weak.

Stick to a square setup if you want to rotate your tires and keep your handling predictable. Staggered setups on these Quattro systems often lead to unnecessary headaches with the differential. Keep it simple and keep it effective.

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Tire stretch is a personal choice, but we prefer a flush sidewall look. A 285/30/20 tire provides the perfect amount of rim protection and grip. Avoid the extreme stretch look if you actually enjoy driving hard on backroads.

Stop wasting money on cheap spacers that ruin your steering feedback. If you buy the right custom wheel from the start, you never need to touch a spacer. Buy once, cry once, and enjoy a car that drives straight.

Style and Build Analysis

The LeMans Grey finish against the stark White body creates a high-contrast masterpiece. Grey wheels usually look flat, but this specific metallic tone dances under the sun. It bridges the gap between a clean street car and a serious track weapon.

The CM10 design features aggressive, directional spokes that slice through the air. These wheels look like they belong on a DTM car, not a luxury coupe. The open-spoke design also shows off the beefy RS brakes behind them.

When you stand back, the car looks hunkered down and ready to pounce. The proportions are dead on, with the wheels acting as the visual anchors of the entire build. Most RS5s look soft, but this one looks like a predator.

We have seen hundreds of Audis, but this one captures a unique vibe. It avoids the gaudy, over-the-top styling that ruins so many German cars today. Everything here serves a purpose, from the finish to the wheel width.

This build proves that you don't need a widebody kit to make a car stand out. You just need the right set of wheels and the guts to run a aggressive offset. It is a masterclass in tasteful modification.

Why We Love This Build

I cannot stop staring at the way the LeMans Grey finish pops against that bright White paint. The Brixton Forged CM10s fill the arches so perfectly that the car looks like it came from the factory this way. It hits that elusive sweet spot where performance meets pure, unadulterated style.

Every time the sun hits these wheels, the metallic flake in the paint reveals the craftsmanship. This RS5 doesn't just drive down the street; it commands the road with a quiet, confident presence. It is a testament to what happens when you choose parts that actually complement the factory lines.

This is exactly how I would build my own RS5 if I had the keys to the garage. It is clean, functional, and aggressive enough to make people break their necks as you roll by. You owe it to yourself to get a set of these wheels.

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Full Specs Breakdown

Here is exactly what this owner is running. We break down every detail so you can replicate this build or use it as a starting point for your own setup.

  • Car Make & Model: Audi RS5 B9
  • Vehicle Color: White
  • Wheel Brand & Model: Brixton Forged CM10 Ultrasport+
  • Wheel Size: 20×10.5
  • Offset: Contact dealer
  • Wheel Finish: LeMans Grey

Before You Buy: Fitment Checklist

Wheel sizes explained - diameter, width, offset and backspacing guide
Understanding wheel sizing: diameter, width, offset and backspacing all affect fitment on your Audi RS5.

We talk to Audi RS5 owners every day. These are the questions we hear most before they pull the trigger on new wheels.

Will 20×10.5-inch wheels fit my Audi RS5? Yes, but fitment depends on width, offset, and tire size working together. A wrong offset means rubbing. A wrong tire size means poor handling. Always verify all three.

Do I need to modify my fenders? That depends on your offset and suspension. A conservative offset with stock ride height usually fits without modification. Go aggressive and you may need to roll or pull your fenders.

Can I daily-drive this setup? Absolutely. Thousands of Audi RS5 owners run 20×10.5-inch wheels every day. The key is choosing the right tire with enough sidewall to absorb road imperfections.

Audi RS5B9 with 20×10.5-inch Brixton Forged CM10 Ultrasport+ Wheel Gallery

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