XYZ Racing Racing Spec Coilovers — BMW 3 SERIES E93 4 CYL 2006-2011

The E93 cabriolet carries a folding hardtop roof mechanism that the E92 coupe never had to deal with, and that means extra mass sitting high and aft of the rear axle, plus a body-in-white that gives up stiffness the moment you remove a fixed roof. XYZ Racing’s Racing Spec coilover is built for owners taking this 4-cylinder BMW 3 Series onto a circuit and needing the chassis to behave despite that penalty.

Time-attack and track-day driving exposes the convertible’s extra scuttle shake and rear-end wallow under load faster than any road drive will. Racing Spec damping is calibrated to control that additional unsprung movement through fast direction changes, so the car settles rather than continuing to work after the initial input.

What this coilover does for your 2006-2011 BMW 3 Series E93

Fitted to a 2006-2011 E93, this coilover tightens body control through the transitions where the convertible’s lower torsional rigidity normally shows up first – trail-braking into an apex and the load transfer back out again. Ride height is adjustable independently of spring preload, letting you correct the nose-up or nose-down stance that comes from the extra roof-mechanism weight without changing the spring’s working range. The damping response is tuned toward high-speed compression control, which matters on a chassis that flexes more than its coupe sibling under kerb strikes and mid-corner bumps. For serious track and time-attack use, that translates into a front end that loads predictably rather than one that’s still catching up to the input two corners later.

About the Racing Spec coilover

XYZ Racing developed the Racing Spec damper directly from its programme in circuit racing, including WTCC-level competition, and the settings in this kit come from that track work rather than from a road-biased baseline. Where a car has already had significant upgrades – wider tyres, aero, a stripped interior, or other changes that shift how the chassis loads – XYZ Racing can build a custom-valved shock absorber around that specification rather than a generic setting. That custom route starts with details on the car’s upgrades and the circuit it will be run on, so the valving is matched to the actual use case instead of a compromise average. The standard Racing Spec kit itself is built for exactly this: repeated hard laps on a 4-cylinder chassis, where consistent high-speed damping control matters more than a comfortable ride home.

Fitment for the BMW 3 Series E93 (2006-2011)

This kit is specified for the BMW 3 Series E93 (chassis code BM68), 4-cylinder variants built between 2006 and 2011. Confirm your car sits within that production window and carries the 4-cylinder drivetrain before ordering, as damper valving and mounting hardware are matched to this specific chassis and engine combination.

What buyers also search for

• BMW 3 Series E93 coilovers built for track and time-attack driving, not just a lowered stance.
• E93 cabriolet suspension upgrade that accounts for the convertible’s extra chassis flex.
• BMW E93 4-cylinder Racing Spec damping sourced from XYZ Racing’s circuit-racing programme.
• Custom-valved coilover option for E93 owners running wider tyres or aero upgrades.

Pick your ride height and damping spec for this E93 below and configure yours to match how you’re actually going to drive it.