XYZ Racing Racing Spec Coilovers — Mercedes-Benz C CLASS W204/S204 4 CYL (Cancellation Kit for Electronic Damping) 2007-2014

The W204/S204 C-Class rides on Mercedes’ Agility Control adaptive damping from the factory, and that electronic system is precisely what stands between a stock four-cylinder C-Class and a genuine circuit setup. Fitting a fixed-rate coilover here means dealing with the factory damping control electronics first, which is why this kit ships with the cancellation kit built in rather than leaving you to source a workaround separately.

This is the Racing Spec coilover, XYZ Racing’s dedicated track and time-attack platform, going into a chassis that most owners bought for its saloon comfort and are now pushing well past that brief. On a four-cylinder W204/S204, where the nose carries less weight than the six-cylinder cars, damping and spring rate can be set up more aggressively without punishing the front axle on turn-in.

What this coilover does for your 2007-2014 Mercedes Benz C Class W204/s204 4 CYL (cancellation Kit For Electronic Damping)

With the electronic damping cancellation kit resolving the Agility Control conflict, the Racing Spec unit gives you a full mechanical damping range instead of a system fighting the factory ECU for control of ride quality. That matters on a chassis that wasn’t drawn up as a track car – height and camber adjustment let you correct the geometry changes that come with dropping a saloon this size, keeping the contact patch working through a full lap rather than just the first few corners. Because the four-cylinder cars carry less mass over the front axle than the V6-engined C-Class, the front end responds faster to input once the softer factory bushing and spring rates are replaced, sharpening turn-in without the car feeling nervous mid-corner. Ride height that’s independently adjustable from spring preload also means you can set a track-day stance for trackdays and wind it back up for the drive home, which matters on a car this size when you’re using it on the road as well as the circuit.

About the Racing Spec coilover

XYZ Racing builds the Racing Spec line specifically for wheel-to-wheel and time-attack use, and the damping curves in this kit weren’t arrived at on a bench – they come from XYZ’s direct involvement in touring car racing, including WTCC. That competition background is why the base spec is already tuned tighter than a fast-road unit rather than a general-purpose damper wearing a race label. For cars carrying more aggressive modifications, XYZ also offers a bespoke route: send them the detail of what else has been done to the car and which circuit it’ll be running, and they’ll build a custom-valved shock absorber around that specific combination rather than a generic off-the-shelf setting. That’s a level of tailoring most coilover manufacturers don’t offer at this price point, and it’s aimed at the reality that a W204 built for a sprint race and one built for an endurance time-attack event want different damping behaviour even on the same chassis.

Fitment for the Mercedes Benz C Class W204/s204 4 CYL (cancellation Kit For Electronic Damping) (2007-2014)

This kit is built for the W204/S204 C-Class four-cylinder cars, 2007 to 2014, and includes the cancellation kit needed to run fixed-rate coilovers alongside the factory electronic damping system rather than requiring you to disable Agility Control separately. Confirm your car sits within this chassis code and engine bracket before ordering, since the electronic damping hardware differs across the W204/S204 range.

What buyers also search for

• Mercedes C Class W204 coilover upgrade for track and time-attack days
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• W204/S204 height-adjustable coilovers that correct geometry after lowering
• Mercedes C Class Agility Control replacement suspension for circuit use

Spec your Racing Spec kit for the W204/S204 four-cylinder C-Class below, including the electronic damping cancellation option, and configure yours below.