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Suspension and Components› Front Suspension Components
Whiteline
Whiteline Audi A4/A6/A8/S4/S6 (B5/B6/C5/C6/D2) Front Caster Correction Radius Arm to Chassis Bushing
SKU: W00A KCA422
Moderate — 2–4 hours
Overview
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Part #: KCA422
Whiteline caster kits are designed to improve cornering grip and vehicle straight line stability through increased static caster and dynamic negative camber gain. In addition, synthetic elastomer bushings provide improved steering feedback and braking performance.
Features:
- Engineered to alter/ optimise caster alignment to maximize tyre contact patch during roll, improve turn-in response & increase directional stability.
- Featuring premium anodized alloy materials, Whiteline alloy products are anodized providing a long-lasting protective barrier to corrosion and wear but they look great too.
- Install guide included providing detailed instructions on how to install your new Whiteline purchase.
- Internal grease reservoirs provide continual self lubrication for optimum friction management.
- Protective plating on all metal components acts as a hard skin that is much tougher than conventional paint allowing this product to withstand the toughest conditions and resist corrosion for years to come.
- Protective powder coating acts as a hard skin that is much tougher than conventional paint allowing this product to withstand the toughest conditions and resist corrosion for years to come.
- Specially bonded design for optimised strength typically required in high load bearing applications.
- Supplied with extreme pressure molybdenum disulphide (LM) based grease for extended life.
- Whiteline's latest technology synthetic elastomer formulation boasts resistance to oil, grease, ozone and weathering.
Whiteline Radius arm - lower bushing.
Vehicle Symptoms
- front end clunk over bumps
- steering feels vague at highway speed
- car wanders or drifts under braking
- uneven outer edge tire wear
- poor turn-in response and cornering grip
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Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.
Fitment
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Specifications
| Brand | Whiteline |
| Part Number | W00A KCA422 |
About MOTORMIA
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Returns & Fitment
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.
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