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Circuit Master

XYZ Racing Circuit Master Coilovers — Hyundai GENESIS COUPE BK 3.8 (Modified Rear Integrated) 2011-2014

SKU: HY111-CM

  • IncludesFull set of 4 (front + rear)
  • Spring rate (F/R)22 / 12 kg/mm
  • Top mountFront: Pillow ball + rubber / Hardened rubber · Rear: Aluminium
  • Lead time10–15 working days

Fits Hyundai GENESIS COUPE BK 3.8 (Modified Rear Integrated) (2011-2014) chassis HY111

Front spring rate (kg/mm)

22 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 22 kg/mm. A custom rate on this axle adds £80.00.

Rear spring rate (kg/mm)

12 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 12 kg/mm. A custom rate on this axle adds £80.00.

Configured price£2,890.00Inc. VAT

Lead time: 10–15 working days from payment


£2,890.00

Made to order. Full payment is taken at checkout. Production begins once payment is confirmed.

Pay by card, Apple Pay, Google Pay — or Klarna on eligible orders.

XYZ Racing Circuit Master Coilovers — Hyundai GENESIS COUPE BK 3.8 (Modified Rear Integrated) 2011-2014

The BK Genesis Coupe’s 3.8-litre V6 sits well forward in the chassis, and on the factory struts that mass keeps rolling into the front tyres under trail-braking long after you want the car rotating toward the apex. The torque of the V6 compounds it mid-corner, loading the outside front and turning what should be a rear-drive circuit car into a nose-led one lap after lap.

The XYZ Racing Circuit Master coilover for the Hyundai Genesis Coupe is built specifically around sustained circuit lap-time work rather than a single quick lap. It replaces the factory strut and shock assembly on the BK 3.8 with a coilover set aimed at holding that front-end mass in check consistently across a full session, not just the out-lap.

What this coilover does for your 2011-2014 Hyundai Genesis Coupe

Three external adjustment knobs give access to 9720 damping combinations, which is enough range to split compression circuit-by-circuit from rebound without swapping hardware between visits – soften the front for a bumpy club circuit, firm it back up for a smooth one, and keep the rear settings untouched throughout. Independent ride height adjustment lets you correct the BK’s nose-forward static weight distribution and pull the front end down to where the V6’s mass stops fighting the front tyres on turn-in. Because the valving is set up for repeated heat cycles rather than a single fast lap, the damping character on your Genesis Coupe should hold through a full 20-minute session instead of fading by lap eight. On the "modified Rr Integrated" fitment specifically, the rear geometry correction keeps the back axle working with the front rather than lagging behind it as load transfers.

About the Circuit Master coilover

Circuit Master sits at the top of XYZ Racing’s circuit-focused range and is the spec XYZ’s own racing teams run and develop internationally, rather than a road-comfort product adapted for track use. The headline number is the 9720 possible adjustment combinations spread across the three external knobs, giving a genuinely wide window to match damping to a specific circuit, tyre compound or driving style rather than one fixed compromise setting. That range comes from a small-orifice valve design in each knob, and on rough sections or kerbs you may hear a faint noise as oil passes through the narrow passage – that’s the valving doing its job, not a fault, and it’s built into a product designed for circuit surfaces rather than daily-road bumps. The result is a coilover engineered for the demands of consecutive hot laps: predictable damping under repeated heat load, fine enough adjustment to chase small handling changes, and a construction pedigree drawn directly from XYZ’s own competition programme.

Fitment for the Hyundai Genesis Coupe (2011-2014)

This kit is built for the Hyundai Genesis Coupe BK 3.8, chassis code HY11-1, covering the 2011 to 2014 model years. The "Modified Rr Integrated" designation means the rear mounting and link geometry has been reworked for this specific BK variant, so confirm your Genesis Coupe matches the integrated rear-link specification before fitting rather than the standard rear layout.

What buyers also search for

  • Hyundai Genesis Coupe BK 3.8 coilover kit for circuit and track day use
  • Genesis Coupe 2011-2014 suspension upgrade to control front-end weight under braking
  • XYZ Racing Circuit Master damping range for repeated lap sessions on a Genesis Coupe
  • Hyundai Genesis Coupe HY11-1 adjustable ride height coilovers

Configure the damping and ride height spec for your Genesis Coupe BK 3.8 below.

This is the best design, on the competitive version such as Racing Spec, Drift Spec, Tarmac Rally. This is the ultimate boutique for racing in many international athletics tracks, and test for a long time. This is for purchase handling high performance and the essential partner in different racing. Circuit Master Damper is tested through XYZ racing teams all over the world. 9720 ways of different adjustments can meet all customers’ needs and win the 1st place in every race.

Because its 3 adjustment knobs with small oil hole design, when driving through big bumps, the coilover oil will go through small passage which might cause some small noise. This is normal situation. This product is made for circuit tracks and there will be no concern for bumps on the tracks.

Top mounts included with your kit

Every XYZ Racing coilover kit ships with the upper mounts listed below for your exact chassis — no extra parts to source.

Front

  • Pillow ball + rubber top mountPillow ball + rubberP+Pillow-ball upper with a rubber insert — adds steering precision and camber adjustability while keeping some of the factory mount’s harshness damping.
  • Hardened rubber top mountHardened rubberRHardened rubber upper — firmer than the factory bush for tighter response while retaining road-friendly noise and vibration isolation.

Rear

  • Aluminium top mountAluminiumAAluminium upper mount — a stiff, lightweight housing that locates the damper precisely and resists flex under load.
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