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Street Advanced

XYZ Racing Street Advanced Coilovers — Honda CIVIC EF CRX TWIN CAM (Rear EYE) 1989-1991

SKU: HN11-SA

  • IncludesFull set of 4 (front + rear)
  • Spring rate (F/R)16 / 3 kg/mm
  • Top mountAluminium
  • Lead time10–15 working days

Fits Honda CIVIC EF CRX TWIN CAM (Rear EYE) (1989-1991) chassis HN11

Front spring rate (kg/mm)

16 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 16 kg/mm. A custom rate on this axle adds £80.00.

Rear spring rate (kg/mm)

3 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 3 kg/mm. A custom rate on this axle adds £80.00.

Configured price£1,990.00Inc. VAT

Lead time: 10–15 working days from payment


£1,990.00

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

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XYZ Racing Street Advanced Coilovers — Honda CIVIC EF CRX TWIN CAM (Rear EYE) 1989-1991

The EF-generation Civic and CRX twin-cam cars run on a double-wishbone setup that was a genuine engineering flex for a 1989 hatchback, and three and a half decades later it is still the reason these chassis reward suspension work so generously. The rear eye-mount (Rr EYE) configuration on the HN11 means damper choice is not interchangeable with later EG-shell cars, and that is exactly the gap the XYZ Racing Street Advanced coilover is built to fill.

For a B16-swapped or original ZC twin-cam EF that sees school-run miles in the week and a B-road blast at the weekend, the Street Advanced is the spec pick. It is the coilover XYZ position as their most popular kit because it actually works as a road damper first.

What this coilover does for your 1989-1991 Honda Civic CIVIC EF CRX TWIN CAM (Rr EYE)

Drop the front by an honest 25-30mm and the EF’s nose stops leaning on the outer edge of the tyre under turn-in, which is where most owners notice the biggest gain. The 720-way damping range means you can run a softer setting for cracked UK B-roads where the original setup crashes through expansion joints, then firm both ends up for a Cadwell or Anglesey trackday without pulling spanners out of the boot. Rear eye-mount geometry is preserved, so the lower wishbone arc and toe behaviour stay honest to how Honda engineered the car. The ride height adjustment is independent of preload, meaning you can sit the CRX low without coil-binding the spring or ruining bump travel – the failure mode that ruins most cheap EF coilover swaps.

About the Street Advanced coilover

The Street Advanced is the kit XYZ Racing have been refining for years and treat as their core road-and-track product. 720 damping adjustments across the combined bump and rebound range give the resolution to tune the EF chassis for the surface in front of you rather than committing to one setup. XYZ developed and proved the platform through their professional race programme before releasing it to the street market, and the brief is explicit: built for normal road use and trackday duty in the same kit. Construction matches the rest of the XYZ range with full ride-height adjustment, hardware sized for the specific HN11 mounting points, and the rear eye configuration the Rr EYE chassis requires. It is positioned as essential kit for drivers chasing pace and control without giving up daily usability.

Fitment for the Honda CIVIC EF CRX TWIN CAM (Rr EYE) (1989-1991)

This kit is specified for the HN11 chassis Civic and CRX twin-cam shells running the rear eye-mount damper configuration, model years 1989 to 1991. The rear eye spec is critical – this is not the correct part for fork-mount or later EG-shell cars, and confirming your existing rear damper mount style before ordering is the single most important fitment check.

What buyers also search for

  • Honda Civic EF coilovers for road and trackday in one kit
  • CRX twin-cam suspension upgrade with adjustable damping
  • HN11 chassis coilover with rear eye-mount fitment
  • EF Civic ride height adjustment without losing bump travel
  • 720-way adjustable coilover for the 1989-1991 Honda Civic

Pick your damping and ride-height spec for the EF below and build the kit to suit how you actually drive the car.

This is the most popular and functional product, which is developed for years by XYZ professional team.
After tested in famous worldwide races, it reaches the ultimate quality and performance.
Street Advance is made especially for normal road use or track day. It comes with 720 damping adjusting way to satisfy your request. It is indispensable equipment for drivers aspiring speed and controlling.

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.

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