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Street Advanced

XYZ Racing Street Advanced Coilovers — Mitsubishi ECLIPSE 1989-1995

SKU: MT12-SA

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

Fits Mitsubishi ECLIPSE (1989-1995) chassis MT12

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 — Mitsubishi ECLIPSE 1989-1995

Mitsubishi’s DSM-era Eclipse was never given suspension to match its drivetrain ambitions. The turbocharged 4G63-powered GST and GSX variants arrived with spring rates and damping calibrated for the widest possible buyer – acceptable for the daily commute, but insufficient for anything that asks the chassis to work hard. The AWD GSX, in particular, had the mechanical grip to pull clean lines through corners that the factory suspension then undermined with excessive body roll.

The XYZ Racing Street Advanced coilover for the Mitsubishi Eclipse (1989-1995) corrects that directly. Height-adjustable construction paired with 720-way damping control gives you a kit configured for B-road use in the week and something considerably more committed at the weekend – a single setup that adapts rather than compromises.

What this coilover does for your 1989-1995 Mitsubishi ECLIPSE

Lowering the Eclipse’s centre of gravity reduces body roll and sharpens turn-in response. For the FWD GST, tighter front-axle geometry translates to more predictable handling under power – the torque the 4G63T delivers from low revs is easier to manage when the suspension is keeping the front end composed. The AWD GSX gains consistency under trail-braking and on corner entry, where the factory setup’s understeer tendency becomes more pronounced under load. With 720 individual damping positions, the Street Advanced also lets you soften the ride for motorway miles without losing the composure you need on a more demanding stretch of road.

About the Street Advanced coilover

The Street Advanced is XYZ Racing’s most established adjustable product, refined across several years of development by their professional engineering team and validated through competition use at circuits worldwide before reaching the road market. It is built for normal road use and track-day sessions alike – the 720-way damping adjustment range spans from a cushioned daily setting to something firm enough for a circuit lap, with the full range genuinely usable rather than a handful of meaningful clicks at either extreme. Construction addresses the demands of enthusiast street driving: sustained use without fade in damping response, and ride-height adjustment that allows owners to set stance without disturbing the spring rate equation. For Eclipse owners who have already spent time and money on the 4G63T, the Street Advanced provides the suspension foundation those mechanical upgrades actually need underneath them.

Fitment for the Mitsubishi ECLIPSE (1989-1995)

This kit covers the Mitsubishi Eclipse on the MT12 platform across the 1989 to 1995 model years, spanning the first-generation DSM-platform Eclipse in its full production run and encompassing both FWD and AWD drivetrain variants. Confirm your specific trim and any prior suspension modifications before ordering – these cars are now over 30 years old, and non-standard components beneath them are common.

What buyers also search for

  • Mitsubishi Eclipse suspension upgrade for road and track use
  • 1989-1995 Eclipse coilover kit with adjustable damping
  • DSM Eclipse 4G63 suspension setup for fast-road driving
  • Mitsubishi Eclipse lowering kit that retains daily comfort
  • XYZ Racing Street Advanced coilover for first-generation Eclipse

Pick your specification below and build the setup your Eclipse’s chassis was always capable of.

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