XYZ Racing Super Sport Coilovers — Mercedes-Benz SLK R172 4 CYL 2011-2026

The R172 SLK’s front-engine, rear-drive layout puts real weight over the nose even in four-cylinder form, and the factory suspension is tuned for boulevard comfort rather than trailing into a corner with any conviction. XYZ Racing’s Super Sport coilover replaces that setup with a fully height-adjustable damper built for the driver who wants the roadster to actually change direction instead of leaning into it.

This is the fast-road-and-weekend-track spec, not a full race conversion. It’s designed for owners who commute in the SLK during the week and want it composed on a B-road or a trackday morning without the compromises of a harsher, single-purpose setup.

What this coilover does for your 2011-2026 Mercedes Benz SLK R172

Ride height adjustment lets you correct the SLK’s stance and drop its centre of gravity, which matters on a chassis that already carries its weight low but benefits from tightening up body roll further. The 36-way damping adjustment means you can run the dampers soft for a motorway cruise to Le Mans and firm them up an hour later for a circuit session, without swapping parts. Sharper damper control checks the pitch under braking that the standard SLK suspension allows, so the nose settles faster into a corner and you get back on the throttle sooner. For a car that spends real time on UK roads with variable surfaces, having 36 distinct settings rather than a handful of preset stages means you can actually land on the ride quality you want, not just the closest available compromise.

About the Super Sport coilover

The Super Sport damper is built to take the harshness out of rough UK tarmac and expansion-joint-riddled B-roads while still giving a firmer, more controlled response than the stock SLK setup. Ride height is fully adjustable independent of spring preload, so you can dial in a lower stance without changing how the damper behaves. The headline spec is 36-way damping adjustment, giving a wide enough range to move between a genuinely comfortable daily setting and a firmer track-day state from the same set of dampers. XYZ Racing positions this as the dual-purpose option in its coilover range – engineered to cope with everyday UK road conditions during the week and hold up to a proper track session at the weekend, rather than being a compromise product that does neither well.

Fitment for the Mercedes Benz SLK R172 (2011-2026)

This kit is built specifically for the Mercedes Benz SLK R172, four-cylinder variants, covering the 2011 to 2026 model years. Confirm your SLK is the R172 generation and four-cylinder engine before ordering, as damper valving and spring rates are matched to this specific chassis and engine combination.

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Pick the ride height and damping range that suits how you’ll actually use your SLK, then configure yours below.