About This Subaru Outback Onyx Edition XT 2021 Build
We love featuring real builds from real owners. This Subaru Outback Onyx Edition XT 2021 sits on a set of 17×8 / 17×8-inch KMC KM719 wheels, and the result speaks for itself.
The owner chose KMC for a reason. This brand delivers serious quality and a design language that turns heads at every car meet. We see hundreds of Subaru Outback Onyx Edition XT builds come through WheelFront every month, but this one stands out. The combination of the exterior with the KMC KM719 creates a look that balances aggression with elegance.

Fitment Breakdown: KMC KM719 on the Subaru Outback Onyx Edition XT 2021
I walked up to this Outback at the meet, and the fitment immediately caught my eye. The 17x8 KMC KM719 setup is exactly what this rugged platform needs. You get that extra sidewall cushion without sacrificing the crisp handling of the XT trim.
The +35 offset pushes these wheels out just enough to sit flush with the fenders. You lose that sunken look that plagues the stock wheels. It gives the car a much wider, more aggressive footprint on the road.
I checked the caliper clearance personally, and these wheels clear the factory brakes with ease. You do not need any spacers to run this setup. The hub bore matches up perfectly, so you get a vibration-free ride at highway speeds.
The spoke design on the KM719 creates a great sense of depth. It makes the wheel look bigger than it actually is. That visual trickery is perfect for an SUV that needs to maintain its utility while looking cool.
Because you are running a 17-inch wheel, you have plenty of room for meaty all-terrain tires. I looked closely at the fender liners, and you have zero rubbing issues at full lock. The stock suspension height keeps everything clean and functional.

If you decide to lift the car later, this same wheel will still look killer. The +35 offset is forgiving enough for a mild lift kit. You really cannot ask for a more versatile fitment for this chassis.
Just keep an eye on the rear fender wells if you plan to carry heavy loads. The wheels sit right at the edge of the plastic cladding. You have the perfect balance of aggressive stance and daily usability right out of the box.
What We Recommend for Subaru Outback Onyx Edition XT 2021 Owners
If you own an Onyx XT, stick to an 8-inch wide wheel. Going wider than 8.5 inches starts to compromise the suspension geometry too much. You want to keep the steering feel sharp and predictable.
For offsets, keep your numbers between +30 and +38. Anything lower than +30 will poke too far and spray rocks all over your doors. Anything higher than +40 starts to look like a factory economy car again.
Always run a square setup on these Subarus. Staggered wheels on an AWD platform are a recipe for disaster with your differentials. Rotate your tires every five thousand miles to keep the tread wear even.

Do not waste your money on spacers if you do not have to. A properly sized wheel with the right offset is always safer and more reliable. Stick to high-quality hubs so you do not have to worry about broken wheel studs.
If you want a rugged look, pair these wheels with a 245/65/17 tire. That size fills the wheel well beautifully without requiring any major modifications. It is the absolute sweet spot for this specific platform.
Avoid the temptation to stretch your tires for a "hellaflush" look. This is a Subaru, not a track car. You need that tire sidewall to soak up the bumps when you head off the pavement.
Style and Build Analysis
The Satin Black finish on these KMC wheels is the star of the show. It matches the blacked-out trim of the Onyx Edition perfectly. The whole car looks like it belongs on a mountain trail or a dark city street.
The KM719 design is industrial and tough. It complements the boxy, utilitarian lines of the Outback without trying too hard. You can tell this owner went for a refined, tactical aesthetic.

Proportions are everything with a wagon like this. By dropping down to a 17-inch wheel, you add beefiness that the stock 18-inch wheels just lack. The tire-to-wheel ratio looks purposeful and ready for adventure.
I have seen a lot of Outbacks, but this one has a specific road presence. It sits like it owns the lane. Most people try to overdo it, but this build keeps it clean and understated.
The matte texture of the finish hides brake dust better than gloss black ever could. It stays looking clean even after a long drive through the canyons. This is a build designed for someone who actually drives their car.
Why We Love This Build
This Outback stops us in our tracks because it is perfectly executed. The Satin Black KM719s tuck right against the fenders and give the XT a menacing, grounded stance. It hits that elusive sweet spot between a reliable daily driver and a serious mountain rig.
When the sun hits the wheel spokes, you can see how the design captures the light and adds depth to the profile. It makes the stock plastic cladding look like a design choice rather than a budget compromise. This build reminds us why we fell in love with car culture in the first place.
It is functional, aggressive, and undeniably cool. Go get yourself a set of these wheels and stop settling for stock.

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: Subaru Outback Onyx Edition XT 2021
- Vehicle Color:
- Wheel Brand & Model: KMC KM719
- Wheel Size: 17×8 / 17×8
- Offset: 35 / 35
- Wheel Finish: Satin Black
- Tires: BFGoodrich Trail-terrain T/a 225/65 28.5″x8.9″ / 225/65 28.5″x8.9″
- Suspension: Stock Suspension
Before You Buy: Fitment Checklist

We talk to Subaru Outback Onyx Edition XT owners every day. These are the questions we hear most before they pull the trigger on new wheels.
Will 17×8 / 17×8-inch wheels fit my Subaru Outback Onyx Edition XT? 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 Subaru Outback Onyx Edition XT owners run 17×8 / 17×8-inch wheels every day. The key is choosing the right tire with enough sidewall to absorb road imperfections.



