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Top Sport

XYZ Racing Top Sport Coilovers — Mazda 323 BF (GTX) 4WD 1987-1989

SKU: GTX-TS

  • IncludesFull set of 4 (front + rear)
  • Spring rate (F/R)18 / 4 kg/mm
  • Top mountPillow ball + rubber / Hardened rubber
  • Lead time10–15 working days

Fits Mazda 323 BF (GTX) 4WD (1987-1989) chassis GTX

Front spring rate (kg/mm)

18 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 18 kg/mm. A custom rate on this axle adds £80.00.

Rear spring rate (kg/mm)

4 kg/mm recommended

The recommended rate is the factory setup for your exact car — leave it unless a suspension specialist has specified otherwise. Recommended: 4 kg/mm. A custom rate on this axle adds £80.00.

Configured price£1,190.00Inc. VAT

Lead time: 10–15 working days from payment


£1,190.00

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 Top Sport Coilovers — Mazda 323 BF (GTX) 4WD 1987-1989

The 323 BF GTX is the Group A homologation special that put Mazda on the WRC map, and almost forty years on, the running gear is the part of the car that asks the most of an owner. Original struts and bushings on a turbocharged 4WD hatch of this vintage are at the very end of their service life, and the chassis has always rewarded a setup that controls weight transfer without robbing the front-end of the bite that made the GTX competitive on loose surfaces in period.

This Top Sport coilover is the entry into XYZ Racing’s range for owners who want to refresh the suspension on a surviving GTX with something that respects what the car is, while opening up adjustability the factory setup never offered.

What this coilover does for your 1987-1989 Mazda 323 BF (GTX) 4WD

Replacing tired struts with the Top Sport kit reins in the body movement that defines a 35-year-old GTX on its original suspension – the float over crests, the slow weight transfer that delays turn-in, and the soft compression that lets the front-end run out of travel under hard braking. Ride height adjustment lets you set the car level for the tyre sizes owners actually run now, rather than the period-correct profiles the platform was designed around. The damping adjustment gives you a way to firm the car up for a dry tarmac stage or a track day and back it off for road use without changing components. On a 4WD platform like the GTX, controlling pitch and roll matters more than chasing outright stiffness – this kit gives you the range to find that balance.

About the Top Sport coilover

The Top Sport sits at the accessible end of XYZ Racing’s coilover range and is built around a twin-tube damper body with pillow-ball top mounts on applications where the geometry allows. Spring rates are selected per application rather than carried over from a generic catalogue, which matters on a chassis as specific as the GTX. Damping is adjustable across a range that suits road and occasional track use, and ride height is set independently of preload so spring travel is preserved when you lower the car. Construction uses corrosion-resistant coatings on the strut bodies and threaded perches, which is the right specification for UK weather on a car that will see year-round use. The kit is supplied as a complete set covering all four corners.

Fitment for the Mazda 323 (1987-1989)

This kit is built specifically for the BF-generation 323 in GTX 4WD specification, chassis code GTX, covering the 1987 to 1989 model years. Confirm your car is the turbocharged 4WD homologation variant rather than the front-wheel-drive BF hatch before ordering, as the strut and rear suspension geometry differ.

What buyers also search for

  • Mazda 323 GTX suspension refresh for surviving Group A homologation cars
  • Mazda 323 BF 4WD coilover kit with adjustable ride height and damping
  • Mazda 323 GTX road and rally suspension upgrade
  • Adjustable coilovers for 1987-1989 Mazda 323 turbo 4WD
  • Mazda 323 GTX chassis setup for tarmac and gravel use

Configure your spec below and confirm the build options that match how your GTX is being used.

By increasing 30~50% damping or 2kg/mm spring rate than street setting; it can absorb the impact of uneven pavement. It is able to absorb the jolt when across a big bumps, effectively suppress shock body and to increase tire’s traction. Vehicle stability makes you can experience perfect handling. All the settings from our Top Sport racing experience. It is suitable for track day and aggressive driving.

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.

  • 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.
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