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A Three-Piece Carbon Fiber Rear Chassis Brace for the A90/A91 Supra
The HKS Carbon Brace rear set bridges the rear strut towers and reinforces the rear chassis on a 2020 and newer Toyota GR Supra using a three-piece carbon fiber brace design, adding rear chassis rigidity without permanent modification to the vehicle.
Key Features
- Three-piece carbon fiber brace design
- Bridges the rear strut towers for added rigidity
- Reinforces the rear chassis for improved structural strength
- Bolt-in installation using factory mounting points
- Glossy carbon fiber finish
Fitment
| Year | Make | Model | Engine |
|---|---|---|---|
| 2020-2025 | Toyota | GR Supra | All |
Specifications
| Detail | Value |
|---|---|
| Manufacturer part number | 83001-AT003 |
| Material | Carbon fiber |
| Finish | Glossy |
| Position | Rear |
| Component count | 3-piece brace set |
What's Included
- 1 rear strut tower brace
- 2 rear suspension/chassis bars
- Mounting brackets and hardware
About HKS
HKS has engineered turbochargers, suspension, exhaust, and engine management products in Japan since 1973, developing OEM-collaborative and aftermarket performance systems used across circuit racing, drifting, and street performance builds worldwide.
FAQ
Does this brace require any cutting or drilling?No, it bolts in using the factory mounting points.
Does this kit cover the front of the vehicle as well?No, this is the rear set only, HKS also offers a separate front set and a full set covering both ends.
What is this brace made from?Carbon fiber with a glossy finish.
How many pieces are included in this rear set?Three pieces, a rear strut tower brace and two additional suspension/chassis bars.
Will this fit all A90/A91 Supra trims and engine options?This part number is documented as compatible across the A90/A91 Supra range, verify your exact model year and trim before ordering.
Does this brace affect trunk space or interior fitment?Chassis braces of this type typically mount above or around the factory trunk area, verify clearance with any aftermarket parts already installed in the rear of your vehicle.
Is professional installation required?No specialized tools beyond standard hand tools are typically required, though comfort with suspension-area bolt-on installations is recommended.
Does this brace include all mounting hardware?Yes, mounting brackets and hardware are included.
Installation Instructions
- Locate the factory rear strut tower and chassis mounting points as identified in the HKS installation manual.
- Position the rear strut tower brace across the strut towers and loosely attach the mounting hardware.
- Install the two additional suspension/chassis bars at their designated mounting points.
- Torque all mounting hardware to the specification provided in the installation manual.
- Verify brace clearance from surrounding trunk components and any installed aftermarket parts.
HKS
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