Product Details
Whiteline's Anti Geometry Kit to your 2015-2021 Subaru WRX STI (VA) replaces the front control arm rear vertically mounted bushing and featuring low compliance synthetic elastomer with high performance/low compliance bearings for optimum dynamic alignment. Positive static caster gains can also be achieved by the offset orientation of the bearing and unique to any Whiteline Anti geometry kit before it, KCA425 allows WRX and STI owners to tune geometry from Anti Lift to Anti Dive via a combination of recommended spacers delivering a window of handling behavior and vehicle set up for the driver's needs.
Standard Features
- 2 Arms, Install Guide
- Designed with the installer in mind by reducing the need of specialized skills, tools and equipment.
- Internal grease reservoirs on bushing provide continual self lubrication for optimum friction management.
- Supplied with extreme pressure molybdenum disulphide (LM) based grease for extended life.
- The latest in material formulation technology boasts resistance to oil, grease, ozone and weathering
- Install guide included providing detailed instructions on how to install your new purchase .
Specifications
| Part Number | KCA425 |
| Part Name | Control Arm Bushings |
| Vehicle | 2015-2021 Subaru WRX STI |
| Chassis Code | VA |
| Bushing 1 Inner Diameter | 14.3 mm |
| Bushing 1 Length | 53.8 mm |
| Bushing 1 Outer Diameter | 76.2 mm |
| Bushing 2 Inner Diameter | 14.3 mm |
| Bushing 2 Length | 53.8 mm |
| Bushing 2 Outer Diameter | 76.2 mm |
| Bushing Color | Black |
| Bushing Material | Polyurethane |
| Bushing Quantity | 2 |
| Grade Type | Regular |
| Installation Difficulty | Difficult |
| Installation Time (hrs) | 2 |
| Kit Contents | 2 Shell Bushings, 10 Spacers, Install Guide |
| Material | Polyurethane |
| Mounting Hardware Included | No |
| Outside Diameter | 76.2 mm |
| Vehicle Placement | Front |
| Wheel Alignment Required | Yes |
| Notes | Adds 0.5deg caster + anti-lift |
Vehicle Fitment
- 2015 Subaru WRX STI (VA)
- 2016 Subaru WRX STI (VA)
- 2017 Subaru WRX STI (VA)
- 2018 Subaru WRX STI (VA)
- 2019 Subaru WRX STI (VA)
- 2020 Subaru WRX STI (VA)
- 2021 Subaru WRX STI (VA)

