Cusco Rear Upper Arm - 2008-2026 Subaru WRX / 2008-2021 STI / 2013-2016 Scion FR-S / 2013-2024 Subaru BRZ / 2017-2019 Toyota 86 / 2022-2024 GR86
Cusco Rear Upper Arm - 2008-2026 Subaru WRX / 2008-2021 STI / 2013-2016 Scion FR-S / 2013-2024 Subaru BRZ / 2017-2019 Toyota 86 / 2022-2024 GR86
Cusco
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PRODUCT DETAILS ▾
RallySport Direct proudly carries some of the best suspension and drivetrain modifications brought to you by the industry leaders at Cusco.
These are the Rear Upper Arms and are ideal for enthusiasts who have a lowered suspension setup with wider wheels and tires. When making such aesthetic upgrades, these can have an effect on the overall suspension geometry. Cusco has developed an adjustable solution that includes their upper and lower arms. These are the rear upper arms and have the right adjustment points needed to run a wider tire, and a lowered stance while maintaining proper suspension geometry which will improve the handling and the ride quality.
HIGHLIGHTS:
- Durable constructrion
- Powder-coated in Cusco's flagship blue color to be corrosion resistant
- Designed with knuckle ball joints and rubber insert bushings
- Turn buckle arm adjustment range: +/-15mm for a total of 30mm adjustments when compared to stock
- The rear camber is adjustable to -7.5°
- Designed to provide correct suspension geometry for those with lowered suspension and wider wheels and tires
- Will help maximize the tire footprint for improved handling
- A great upgrade for those of you who want better handling for lowered daily drivers or weekend show cars
- Effective for those of you with purpose-built race cars
- Sold as a pair
WHY WE CARRY THIS ▾
We only list parts we’d run ourselves or recommend to a friend building a real car. If it feels vague, unverified, or inconsistent, it doesn’t make the cut.
- Fitment-first mindset — no “universal” roulette
- Brand reputation matters — we favor proven manufacturing
- Support that actually responds with real answers
WHAT TO EXPECT ▾
This is the clean path: correct fitment, clean install, and results that match the intent.
- Install-ready experience with correct mounting where provided
- Finish that holds up to real driving, not just photos
- Selections on this page drive the exact fitment shipped
TRUST, BUILT INTO THE PROCESS.
Anyone can list parts. We curate what belongs on a serious build. Our goal is simple: fewer surprises, cleaner installs, and confidence when you hit “Buy.”
Fitment checked
We prioritize vehicle-specific listings and clear selection logic so you’re not gambling on compatibility.
Brand discipline
Proven manufacturing and consistent quality matter more than hype. We bias toward what actually holds up.
Real support
If you have a question, you’ll get a human answer that helps you finish the build — not a copy-paste shrug.
RallySport Direct proudly carries some of the best suspension and drivetrain modifications brought to you by the industry leaders at Cusco.
These are the Rear Upper Arms and are ideal for enthusiasts who have a lowered suspension setup with wider wheels and tires. When making such aesthetic upgrades, these can have an effect on the overall suspension geometry. Cusco has developed an adjustable solution that includes their upper and lower arms. These are the rear upper arms and have the right adjustment points needed to run a wider tire, and a lowered stance while maintaining proper suspension geometry which will improve the handling and the ride quality.
HIGHLIGHTS:
- Durable constructrion
- Powder-coated in Cusco's flagship blue color to be corrosion resistant
- Designed with knuckle ball joints and rubber insert bushings
- Turn buckle arm adjustment range: +/-15mm for a total of 30mm adjustments when compared to stock
- The rear camber is adjustable to -7.5°
- Designed to provide correct suspension geometry for those with lowered suspension and wider wheels and tires
- Will help maximize the tire footprint for improved handling
- A great upgrade for those of you who want better handling for lowered daily drivers or weekend show cars
- Effective for those of you with purpose-built race cars
- Sold as a pair
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