XYZ Racing Top Sport Coilovers — Mercedes-Benz C CLASS W204 6 CYL (Modified Rear Integrated) (Cancellation Kit for Electronic Damping) 2007-2014

The W204 C-Class’s six-cylinder cars carry electronically controlled damping – Mercedes’ factory Agility Control system – as standard, which means a coilover fitted to the rear axle needs a cancellation kit or the ECU flags a fault once the OE dampers are gone. This XYZ Racing Top Sport kit for the Mercedes Benz C Class W204 6 CYL is built around exactly that problem: a rear cancellation kit for the electronic damping, paired with modified rear-integrated mounting hardware so the coilover sits correctly in a chassis that was never designed to run passive dampers from the factory.

Top Sport is XYZ Racing’s fast-road-plus-track-day spec, built around a step up in both damping force and spring rate over the base street setting. On a W204 running a six-cylinder engine – nose-heavy enough to load the front dampers hard under trail-braking – that extra control keeps the platform settled through direction changes without turning the ride brittle on the drive home.

What this coilover does for your 2007-2014 Mercedes Benz C Class W204

Increase the damping 30-50% over XYZ’s street baseline, or add roughly 2kg/mm to the spring rate, and the front end of a six-cylinder W204 stops diving under heavy braking, while the rear axle holds its line through direction changes instead of squatting the way the factory Agility Control set-up does. The uneven pavement and expansion-joint jolts that unsettle a stock C-Class get absorbed rather than passed straight through the body, so the shock loading that normally unsettles the chassis on a fast B-road is suppressed before it reaches the tyre contact patch. That means more usable traction out of a corner and more confidence trail-braking into one, without the ride turning into a bone-shaker for the commute. Because the rear-integrated mounting and electronic-damping cancellation kit are built specifically for this application, the coilover replaces the OE system cleanly rather than fighting it for control of the rear axle.

About the Top Sport coilover

XYZ Racing’s Top Sport range sits above the standard street coilover in both damping force and spring rate – typically 30 to 50% firmer damping, or around 2kg/mm stiffer springs, depending on the axle. That extra control is there to deal with impacts a street set-up isn’t built for: broken tarmac, expansion joints, and the kind of big hit that would otherwise send a shockwave through the body and unload the tyre. By suppressing that body movement, the Top Sport keeps the contact patch loaded and the car stable through the sort of hard, repeated cornering a fast-road or track-day session demands. The valving and spring rates come directly from XYZ Racing’s own Top Sport racing experience, carried over rather than watered down for road use, which is why the range suits drivers doing occasional track days on top of daily or fast-road driving rather than dedicated street cruisers.

Fitment for the Mercedes Benz C Class W204 (2007-2014)

This kit is built specifically for the W204-generation C-Class fitted with a six-cylinder engine, covering the 2007 to 2014 model years. It includes the rear cancellation kit needed to disable the factory electronic damping control, plus the modified rear-integrated mounting hardware that swap requires. Fitment applies only to six-cylinder W204s specified with the OE electronic damping system this kit is designed to replace.

What buyers also search for

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Every Top Sport kit for the six-cylinder W204 is matched to this specific electronic-damping cancellation and rear-integration setup rather than sold off a generic listing – configure yours below.