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Racing Spec

XYZ Racing Racing Spec Coilovers — Audi A8 4WD (OE FOR AIR STRUT) 2007-2010

SKU: AU42-RS

  • IncludesFull set of 4 (front + rear)
  • Spring rate (F/R)22 / 12 kg/mm
  • Top mountAluminium
  • Lead time10–15 working days

Fits Audi A8 4WD (OE FOR AIR STRUT) (2007-2010) chassis AU42

Front spring rate (kg/mm)

22 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 22 kg/mm. A custom rate on this axle adds £80.00.

Rear spring rate (kg/mm)

12 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 12 kg/mm. A custom rate on this axle adds £80.00.

Configured price£1,790.00Inc. VAT

Lead time: 10–15 working days from payment


£1,790.00

Made to order. Full payment is taken at checkout. Production begins once payment is confirmed.

Pay by card, Apple Pay, Google Pay — or Klarna on eligible orders.

XYZ Racing Racing Spec Coilovers — Audi A8 4WD (OE FOR AIR STRUT) 2007-2010

The D3-generation A8 left Ingolstadt with one of the most sophisticated pneumatic suspension systems of its era – and one of the most expensive to keep in service. When an owner decides the air-suspension brief is no longer the brief they’re working to, the coilover conversion needs to account for a car that can exceed 1,800 kilograms before anyone gets in: heavy, quattro-driven, and with considerably more inertia to manage under braking and through high-speed direction changes than the average track-day machine.

The Racing Spec coilover from XYZ Racing is built specifically for serious track and time-attack applications. This is not a fast-road comfort package or a drop-and-forget static fitment. If the intention is circuit work – structured sessions, repeatable braking markers, consistent cornering loads – the Racing Spec is where to start.

What this coilover does for your 2007-2010 Audi A8 4WD

Removing the OEM air struts and fitting a proper racing damper changes the fundamental behaviour of the D3 A8 under load. The factory air suspension is designed to level and adapt – excellent for motorway cruising, less suited to the kind of repeated hard inputs a circuit session demands. The Racing Spec units carry settings derived from direct WTCC racing programme involvement: damper behaviour calibrated for predictable compression and rebound under race conditions, not for absorbing speed humps at a variable ride height. On the A8’s quattro drivetrain, with its Torsen centre differential distributing torque constantly between axles, a consistent, stable platform makes the AWD system’s responses more readable and controllable – particularly under hard braking into slower corners where the front axle is carrying the most work.

About the Racing Spec coilover

XYZ Racing’s Racing Spec range sits at the top of the product line, developed through direct involvement in competitive motorsport events including WTCC rather than reverse-engineered from road-car requirements. The settings reflect that – this is a damper calibrated for cars used seriously in competition, not for occasional track days between commutes. For vehicles that carry significant upgrades beyond a standard road build – the sort of specification changes that take a car outside the operating window of a conventional shock absorber – XYZ Racing offers the option of custom-specification units. That process involves providing detailed information on all upgraded components plus the specific circuit or circuits where the car will be run; the dampers are then built around that exact combination. On an A8 configured for competitive use, the custom-build path is worth serious consideration: the gap between OEM spec and a serious track build on this platform is wide, and a one-spec-fits-all approach rarely serves either end of that range well.

Fitment for the Audi A8 4WD (OE FOR AIR STRUT) (2007-2010)

This kit covers the D3-generation Audi A8 in quattro 4WD configuration, produced between 2007 and 2010, where the vehicle was originally supplied with OEM air struts rather than conventional springs and dampers. Confirm your car is on factory air suspension before ordering – the fitment is specific to that configuration and is not interchangeable with D3 A8s built on a standard spring-and-damper setup. Chassis code AU42 applies.

What buyers also search for

  • Audi A8 D3 coilover conversion replacing factory air suspension for track preparation
  • Audi A8 quattro suspension upgrade for 2007-2010 circuit and time-attack use
  • XYZ Racing Racing Spec coilover for D3 A8 4WD with WTCC-derived damper settings
  • Audi A8 air strut replacement with competition-specification coilover kit

Configure yours below – the product builder covers spring rate and damper options for your specific A8 build, and the custom-specification route is outlined there if your car sits outside a standard setup.

Racing Spec damper is specially made for track race, and all settings have been obtained from direct participation in racing event such as WTCC. In some circumstances, particular custom-made shock absorbers are available for those cars that have aggressive upgrades like factory’s racing vehicles or A-class racing cars etc…You may provide us with detailed info on all upgraded parts in your car and what circuit you will run, and we are able to make custom shock absorbers for your personal car.

Top mounts included with your kit

Every XYZ Racing coilover kit ships with the upper mounts listed below for your exact chassis — no extra parts to source.

  • Aluminium top mountAluminiumAAluminium upper mount — a stiff, lightweight housing that locates the damper precisely and resists flex under load.
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