ST Suspension ST X Coilover Kit for Audi A6 C6 Quattro Avant 2006–2011 | Height-Adjustable 35–65mm | KW Engineered | 13210056

ST Suspension ST X Coilover Kit for Audi A6 C6 Quattro Avant 2006–2011 | Height-Adjustable 35–65mm | KW Engineered | 13210056

£891.00
£891.00
£990.00
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ST Suspension ST X Coilover Kit - Audi A6 C6 Quattro Avant 2006-2011

Transform the stance, handling and ride height of your Audi A6 with the ST Suspension ST X Coilover Kit. Engineered for the Audi A6 C6 Quattro Avant, this height-adjustable coilover suspension delivers precise lowering, sharper turn-in and a confident, composed drive. Manufactured by KW Automotive, the ST X coilovers combine proven German engineering with daily usability and long-term durability. If you are searching for Audi A6 C6 coilovers, Audi A6 C6 Quattro coilover kit, Audi A6 C6 suspension upgrade, or height adjustable coilovers for A6 C6, this is the setup you want.

Why choose ST X for your Audi A6 C6

  • Height adjustable thread design for the perfect stance and performance
  • Typical lowering range: 35 to 65 mm front and rear (approx. 1.4 to 2.6 inches)
  • Sporty, controlled handling with reduced body roll and enhanced agility
  • Twin-tube damper technology for consistent performance
  • Galvanised steel struts with additional coating for optimised corrosion protection
  • Chrome-plated piston rods, mono block guide and ST seal package for longevity
  • Complete kit with adjustable spring perches, performance springs, bump stops and dust boots
  • Easy on-car height adjustment via the robust polyamide spring seat

We run and install ST X kits on customer cars and the feedback is consistently positive: improved stability, a flatter cornering attitude and an even, purposeful drop without unwanted harshness. For drivers who want an Audi A6 C6 coilover suspension that looks right and drives better every day, ST X is a proven choice.

Lowering range

  • Front: 35 to 65 mm lowering (approx. 1.4 to 2.6 inches)
  • Rear: 35 to 65 mm lowering (approx. 1.4 to 2.6 inches)

Compatibility

Audi A6 C6 Quattro Avant 2006, 2007, 2008, 2009, 2010, 2011

  • Chassis: C6
  • Drive: Quattro
  • Body: Avant

Important notes

  • Not applicable to vehicles with EDC electronic damper control
  • Excludes vehicles with automatic level control or adjustable self-levelling systems

Quality and construction

Built by KW Automotive for ST Suspension, the ST X coilovers feature a corrosion-resistant galvanised body with an additional protective coating, chrome-plated piston rods and high-quality seals that keep out dirt and moisture. The twin-tube dampers and carefully matched spring rates provide a comfortable yet sporty ride for UK roads.

Installation and setup

Professional fitting recommended. After installation, a full four-wheel alignment is advised to optimise tyre wear and handling. For expert installation, choose Nforcd in Warwickshire. Request a fitting quote at Sales@nforcd.com.

Part number

ST Suspension Part Number: 13210056

Warranty

Two years manufacturer warranty.

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