XYZ Racing Pro Rally Coilovers — Mercedes-Benz CLS C218 8 CYL (Cancellation Kit for Electronic Damping) 2011-2018

The CLS C218’s factory AIRMATIC air suspension has to go before this car can do anything meaningful off tarmac, and the XYZ Racing Pro Rally coilover for the 8-cylinder C218 (2011-2018) is built with the electronic damping cancellation kit needed to make that swap complete. No warning lights fighting for dashboard space, no limp mode, no ECU still trying to negotiate ride height in the background. The air struts are replaced with a mechanical damper and spring set sized for the loose-surface loads a big V8 four-door coupe generates when it’s working gravel or snow rather than motorway lanes.

Built for top-flight rally competition, this is the Pro Rally specification: travel and damping calibrated for repeated compression events rather than one smooth apex after another. On a chassis carrying a naturally aspirated or twin-turbo V8 over the front axle, that distinction matters more than it would on a lighter car, because the kit has to control mass as much as absorb impact.

What this coilover does for your 2011-2018 Mercedes Benz CLS C218 8 CYL (Cancellation Kit for Electronic Damping)

Swapping AIRMATIC for a fixed coilover changes how the C218 carries its weight through a stage or a snow-covered forest road. Ride height stops being something the ECU negotiates on the fly and becomes something you set and leave, which matters when the dampers are loading and unloading dozens of times a minute over broken ground. The cancellation hardware means the car starts and idles normally with no suspension fault codes to work around, which otherwise turns a rally-prepped V8 coupe into a diagnostics headache before it’s even loaded onto a trailer. Spring rates suited to gravel and snow work keep the nose-heavy 8-cylinder front end from diving into ruts under braking, and fixed damping gives a consistent platform under the car’s substantial kerb weight as it pitches and lifts through a compression.

About the Pro Rally coilover

XYZ Racing’s rally-specification suspension is built for gravel and snow events, and the range splits into two build philosophies. The amateur-grade approach bolts to the original chassis mounting points, keeping installation close to a standard fitment job for a car still running largely as delivered. The professional-grade approach, which this Pro Rally kit belongs to, is built around a car whose body has already been modified for competition – reinforced mounts, revised geometry, the kind of preparation a serious rally build goes through before it reaches a start line. That distinction shapes travel, spring rate and damper valving throughout: this kit is set up for a car taking repeated hard impacts on loose surfaces, not for occasional track-day use. On the CLS C218, that means specification calculated around the car’s V8 weight and long wheelbase, with the electronic cancellation hardware bundled in so the AIRMATIC swap is complete rather than half-finished.

Fitment for the Mercedes Benz CLS C218 (2011-2018)

This kit is specified for the C218-generation Mercedes Benz CLS with an 8-cylinder engine, chassis code ME20-2-C, across the full 2011-2018 production run. It includes the cancellation hardware required to remove the factory electronic damping system, so the car runs on this coilover alone rather than fighting AIRMATIC in parallel.

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Spec is set for the C218’s AIRMATIC-equipped 8-cylinder body shell, cancellation kit included as standard – configure yours below.