Whiteline Bump Steer / Roll Centre Kit - KCA313

Roll Centre and Bump Steer Correction Kits – designed to reset the front roll-centre geometry and ...

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Demon TweeksWhiteline Bump Steer Correction Kit - Impreza 01-07 GD Sport, STI, WRX, STI
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eBayWhiteline Bump Steer / Roll Centre Kit For Subaru Impreza WRX STI 1992 - 2014+
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Product Information

Full details

The Whiteline KCA313 Bump Steer / Roll Centre Kit is designed for performance enthusiasts and owners of lowered vehicles seeking to correct front suspension geometry. It helps reset the roll centre and bump steer settings, leading to improved handling and steering response. A key caveat is that installation requires professional knowledge of suspension systems.

All features

Model Part NumberKCA313
BrandWhiteline

Extended Product Information

FAQs

Who is this kit designed for?

The Whiteline KCA313 kit is primarily designed for owners of performance vehicles or cars that have been lowered, aiming to correct suspension geometry issues that arise from these modifications.

Do I need an alignment after installing this kit?

Yes, a professional wheel alignment is absolutely mandatory after installing the KCA313 kit to ensure proper vehicle handling and tire wear.

What is the warranty on this kit?

Whiteline Performance Products including sway bar/anti-roll kits and bracing & alignment kits are covered against material and workmanship defects by a 3-year Whiteline Performance warranty. However, installation components including mounting bushings, brackets, fasteners and linkages (Fitting Kits) are covered for 1 year from the date of original installation.

Can I install this kit myself?

Installation requires specialized tools and a deep understanding of suspension systems. It is strongly recommended to have this kit installed by a qualified mechanic or suspension specialist.

Will this kit improve my car's handling?

Yes, by correcting the roll centre and bump steer, the kit aims to improve steering precision, reduce body roll, and enhance overall vehicle stability and predictability during cornering.

Is this kit suitable for stock height vehicles?

While it might offer some benefits, the kit is specifically engineered to address geometry issues common in lowered vehicles. Its primary benefit is seen on cars with reduced ride height.

Troubleshooting

Vehicle pulls to one side after installation.

This indicates an incorrect wheel alignment. A professional alignment must be performed immediately.

Steering feels loose or vague.

Ensure all components of the kit and related suspension parts are correctly tightened according to specifications. Verify that the kit is compatible with your vehicle and installed correctly. A re-alignment may be necessary.

Noise or vibration from the front suspension.

This could be due to improper installation or a loose component. Re-inspect all mounting points and fasteners. Consult with the installer or a professional mechanic.

Uneven tire wear.

This is typically a sign of incorrect wheel alignment. Schedule a professional alignment service.

Pros and Cons

Pros

  • Improves steering precision and feedback.
  • Reduces unwanted bump steer for more stable cornering.
  • Restores compromised suspension geometry in lowered vehicles.
  • Enhances overall vehicle handling characteristics.
  • Contributes to more predictable vehicle dynamics during spirited driving.

Cons

  • Requires professional installation due to complexity.
  • Primarily beneficial for lowered or performance-oriented vehicles.
  • May require additional alignment services after installation.
  • Installation components (fitting kits) have a 1-year warranty, shorter than the main kit.
  • Potential for increased NVH (Noise, Vibration, Harshness) if not installed correctly.

Setup, Compatibility & Care

Setup: Installation of the Whiteline KCA313 kit requires specialized tools and a thorough understanding of vehicle suspension geometry. It is highly recommended that this product be installed by a qualified mechanic or suspension specialist. The process involves replacing or modifying specific suspension components to adjust the roll centre and bump steer. Following installation, a full wheel alignment is mandatory to ensure proper vehicle tracking and tire wear.

Compatibility: This kit is designed for performance and lowered vehicles. Specific vehicle compatibility should always be verified using Whiteline's official application guide or by consulting with a Whiteline dealer. Ensure the kit is designed for your vehicle's make, model, and year.

Care: The Whiteline KCA313 kit is generally maintenance-free. However, regular inspections of the components for any signs of wear, damage, or loose fittings are advised, especially after spirited driving or encountering rough road conditions. Periodically check that all fasteners remain tight. The primary care involves ensuring the associated suspension components and alignment remain in good condition.

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