XYZ Racing Top Sport Coilovers — Audi A5 B8 CONVERTIBLE 2009-2016

The B8 A5 Cabriolet arrives with a weight penalty baked in – reinforced sills, additional A-pillar bracing, and the retractable hood mechanism all add mass over the fixed-roof car, and the longitudinally mounted engine pushes a disproportionate share of it over the front axle. That nose-heavy balance, compounded by the open-top body’s reduced torsional stiffness, is exactly what the Top Sport’s recalibrated damping and spring rates are designed to counter.

Fitted to the B8 A5, this kit brings the chassis into geometry that suits spirited driving rather than fighting against it. The increased spring rates reduce the dive under hard braking that unsettles the front end mid-corner, while the higher damping forces steady body movement through direction changes. The A5 Cabriolet was built to be enjoyed at speed with the roof down; the suspension should reflect that intention.

What this coilover does for your 2009-2016 Audi A5 B8 Convertible

The Top Sport specification raises damping force by 30 to 50 per cent above street settings and lifts spring rates by 2 kg/mm, directly countering the B8 Cabriolet’s tendency to roll and pitch under sustained load. The stiffer damping better manages the extra inertia of the open body, keeping the tyres in firmer contact with the road over the uneven surfaces that characterise most UK club circuits. At the front axle, sharper initial turn-in and more predictable understeer behaviour under cornering loads become the norm rather than the exception. The improved tyre contact patch also sharpens braking confidence – critical in a car where there is no roof structure to help resist chassis flex mid-corner.

About the Top Sport coilover

Sitting between street and full circuit in XYZ Racing’s coilover range, the Top Sport is calibrated for drivers who take the occasional track day but return to normal roads the following morning. Damping rates run 30 to 50 per cent above the equivalent street tune, and spring rates are raised by 2 kg/mm over that same baseline – a combination chosen specifically to absorb the jolt of a sharp road join or a clipped kerb while still suppressing body movement through sustained cornering loads. Vehicle stability and tyre traction both improve over the factory setup, which in the A5 Cabriolet is tuned for comfort befitting a grand touring open-top rather than track use. Every setting in the Top Sport range reflects XYZ Racing’s own circuit experience, making the calibration a product of on-car testing rather than theoretical calculation.

Fitment for the Audi A5 B8 Convertible (2009-2016)

This kit covers chassis code AU25 – the Audi A5 B8 Cabriolet from 2009 to 2016, full production run. It is specific to the open-top body style; the convertible’s additional underfloor stiffening means it does not share geometry targets with the coupe or Sportback variants on the same platform. Confirm your body style before selecting.

What buyers also search for

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The A5 B8 Cabriolet’s GT character doesn’t have to come at the cost of cornering precision – configure yours below.