XYZ Racing Circuit Master Coilovers — Chevrolet CORVETTE C7 2013-2019

The C7 Corvette is a 1.5-tonne front-mid-engined coupé with a transaxle out back, and on a circuit that weight wants to load the outside-front tyre hard on entry and then squat the rear the moment you uncork the LT1 or LT4 down the pit straight. The Circuit Master is the XYZ Racing platform built specifically to keep that mass settled across a 20-minute stint, not to look pretty in a car-park photo.

Where the softer Top Sport and Super Sport ranges are tuned for road compromise, the Circuit Master arrives as the XYZ competition-spec damper – the same family the brand groups with its Racing Spec, Drift Spec and Tarmac Rally builds. For a C7 owner running serious track days at Donington, Snetterton or Spa, that’s the right starting point.

What this coilover does for your 2013-2019 Chevrolet Corvette C7

On a stock C7 the magnetic ride dampers are clever, but they’re sealed and they fade once the fluid heats through a hard session. Swap to the Circuit Master and the first thing you feel is platform stability mid-corner – the nose stays where you point it through the long, loaded corners that expose a soft setup. Trail-brake into a third-gear right-hander and the front axle takes the load progressively rather than dumping it into the outside tyre.

The 9720 distinct adjustment combinations mean you can run a stiffer rebound to control the rear-axle squat on corner exit without making the front skip over kerbs. Drop ride height to lower the C7’s centre of gravity, then use the separate bump and rebound circuits to recover the compliance you’d normally lose. Brake stability improves because the nose stops diving onto the bump stops under heavy ABS events.

About the Circuit Master coilover

The Circuit Master sits at the top of XYZ Racing’s circuit-focused range and is tested by XYZ race teams on international tracks before it reaches a customer car. The headline figure is 9720 ways of adjustment, delivered through three separate adjustment knobs – independent control of bump and rebound damping plus ride height, so the spring rate, low-speed damping and high-speed damping can be tuned as separate variables rather than a single compromise.

The three-knob layout uses a small-bore oil passage, which is the trade-off behind the precision. Over large road bumps you can hear the oil moving through the restricted passage as a faint mechanical noise. XYZ are explicit that this is normal and a function of the circuit-spec valving – the damper is built for billiard-smooth race surfaces, not pothole-riddled B-roads. If your C7 spends most weekends on the road, the Super Sport is the honest answer. If it spends them inside a pit garage, this is the part.

Fitment for the Chevrolet CORVETTE C7 (2013-2019)

Direct fitment for the C7-generation Corvette across the full 2013-2019 production span, covering the Stingray, Grand Sport, Z06 and the carbon-bodied ZR1 chassis. The kit is built around the C7’s transverse-leaf-replacement coilover conversion at both axles, so the factory composite spring assembly is removed entirely.

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Pick your spring rates and ride-height spec in the configurator below.