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Street Advanced

XYZ Racing Street Advanced Coilovers — Mazda 323 1998-2003

SKU: MA15-SA

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

Fits Mazda 323 (1998-2003) chassis MA15

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.

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

XYZ Racing Street Advanced Coilovers — Mazda 323 1998-2003

The BJ-generation 323 is one of the last properly light front-drive Mazda hatches before the Ford-platform shift, and that low kerb weight is the thing every suspension decision has to respect. Soft factory damping lets the nose pitch under braking and the rear go light mid-corner, which is exactly the behaviour the Street Advanced is set up to tidy without making the car feel brittle on a B-road.

Slot the Street Advanced under a 1998-2003 Mazda 323 and you get a coilover that treats the chassis as the lightweight hatch it is, not a generic 1.6-litre econobox. Ride height comes down, body movement gets reined in, and the front end starts pointing where the steering wheel asks.

What this coilover does for your 1998-2003 Mazda 323

Damping force is adjustable across a useful range, so you can soften things off for a long motorway run and firm them up for a Sunday drive without touching a spanner. The shortened, height-adjustable strut bodies let you drop the 323 a sensible amount while keeping enough shock travel to absorb British road surfaces – a real concern on a car this light, where over-stiffening turns every cats-eye into a hop. Turn-in sharpens, the front axle stops washing wide on faster B-road sweepers, and trail-braking into a tight second-gear corner becomes a tool rather than a gamble. Brake dive is cut back, which keeps the contact patch loaded where it matters.

About the Street Advanced coilover

The Street Advanced sits in the road-biased part of the XYZ range, pitched at owners who use their car every day but want a proper coilover rather than a lowering-spring compromise. Construction is a monotube damper with a threaded body for ride-height adjustment independent of spring preload – important on a light car, because it means you can corner-balance without running the springs slack. Damping is multi-way adjustable so bump and rebound behaviour can be tuned to the spring rate and the surface. Pillowball top mounts come fitted where the chassis allows them, sharpening steering feel by removing the rubber compliance the factory built in for noise isolation. Spring rates are chosen for road use first, with enough headroom for occasional track days.

Fitment for the Mazda 323 (1998-2003)

This kit is built specifically for the BJ-chassis Mazda 323 produced between 1998 and 2003, covering the hatch and saloon body styles of that generation. Fitment is to the standard front strut and rear damper geometry – confirm your variant matches before ordering.

What buyers also search for

  • Mazda 323 coilover upgrade for road use with occasional track days
  • BJ 323 suspension kit with adjustable damping and ride height
  • Mazda 323 1998-2003 lowering kit that retains daily driveability
  • Street Advanced coilover spec for lightweight front-drive Mazdas
  • 323 BJ handling upgrade without sacrificing ride quality on UK roads

Pick your spring rates, top-mount option and damper spec in the configurator below to build the right Street Advanced kit for your 323.

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.

  • 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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