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Racing Spec

XYZ Racing Racing Spec Coilovers — Audi S3 SEDAN 8V φ55 (Modified Rear Integrated) (Cancellation Kit for Electronic Damping) 2013-2020

SKU: AU54C-RS

  • IncludesFull set of 4 (front + rear)
  • Spring rate (F/R)22 / 12 kg/mm
  • Top mountFront: Pillow ball + rubber / Hardened rubber · Rear: Iron
  • Lead time10–15 working days

Fits Audi S3 SEDAN 8V φ55 (Modified Rear Integrated) (Cancellation Kit for Electronic Damping) (2013-2020) chassis AU54C

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£2,290.00Inc. VAT

Lead time: 10–15 working days from payment


£2,290.00

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 S3 SEDAN 8V φ55 (Modified Rear Integrated) (Cancellation Kit for Electronic Damping) 2013-2020

The 8V S3 saloon left the factory with electronically controlled dampers wired into the car’s central electronics, and that’s the first problem any serious coilover swap on this chassis has to solve before ride quality even enters the conversation. XYZ Racing’s Racing Spec kit for the Audi S3 8V φ55 comes with the cancellation module built in, so the factory control unit stops hunting for a damper signal that no longer exists once you’re running manual coilovers.

This is the track and time-attack tier of the range, not a fast-road compromise. On a quattro platform carrying the S3’s weight over the front axle, the value of Racing Spec is in how the damping is set: fixed, race-derived, and unconcerned with keeping the ride civil on a B-road.

What this coilover does for your 2013-2020 Audi S3

Swap out the OE adaptive struts and the 8V’s multi-link rear geometry gets a fixed, height-adjustable platform instead of one that’s constantly recalculating damping force through the car’s electronics. That means consistent body control lap after a session, not lap-by-lap variance as the factory system tries to compensate for heat and load it was never tuned to expect from slick or semi-slick tyres. Ride height adjustment lets you correct the S3’s nose-down stance under quattro’s extra front-axle mass, which matters for aero balance and tyre wear alike once you’re carrying real corner speed. The rear-integrated modification for this multi-link setup keeps the rear axle’s toe and camber geometry intact through the stroke, rather than letting the coilover fight the factory linkages. Because the electronic damping cancellation is handled at the kit level, you get that fixed-rate control without a dash full of suspension warning lights.

About the Racing Spec coilover

Racing Spec is XYZ’s circuit-focused damper, and the valving isn’t a lab guess – it comes directly out of XYZ’s involvement in WTCC-level touring car racing, where damper behaviour was proven under exactly the kind of repeated high-load cornering a track-day S3 will see. For cars carrying factory aero, wide-body kits, or other aggressive modifications, XYZ can build a genuinely bespoke shock absorber rather than a catalogue unit: send over what’s been changed on the car and which circuit it runs, and the damper spec gets built around that brief rather than a generic template. On the 8V S3 that matters because the cancellation kit changes what the car’s electronics expect to see, so the damper and the control-side hardware are treated as one system rather than two separate purchases bolted together. It’s aimed squarely at drivers doing repeated track sessions in a modified S3, where a fast-road damper would be working outside its intended range.

Fitment for the Audi S3 (2013-2020)

This kit fits the Audi S3 Sedan, 8V chassis code AU54-C, built between 2013 and 2020, specified with the φ55 modified rear-integrated set-up. It’s built specifically for cars fitted with the factory electronic damping system, since the cancellation kit is what allows the coilover to replace that system cleanly.

What buyers also search for

  • Audi S3 8V coilover upgrade for track and time-attack use
  • Audi S3 electronic damping cancellation kit for coilover conversion
  • Audi S3 Racing Spec damping suited to repeated circuit sessions
  • 8V S3 quattro suspension setup with adjustable ride height

Spec your Racing Spec kit for the S3’s exact damping and cancellation requirements – configure yours below.

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.

Front

  • Pillow ball + rubber top mountPillow ball + rubberP+Pillow-ball upper with a rubber insert — adds steering precision and camber adjustability while keeping some of the factory mount’s harshness damping.
  • Hardened rubber top mountHardened rubberRHardened rubber upper — firmer than the factory bush for tighter response while retaining road-friendly noise and vibration isolation.

Rear

  • Iron top mountIronIRONIron upper mount — a heavy-duty housing built to take sustained load where a stronger top mount is required.
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