
XYZ Racing Top Sport Coilovers — Mitsubishi DIAMANTE 1997-2002
SKU: MT111-TS
- IncludesFull set of 4 (front + rear)
- Spring rate (F/R)18 / 4 kg/mm
- Top mountPillow ball + rubber / Hardened rubber / Aluminium
- Lead time10–15 working days
Fits Mitsubishi DIAMANTE (1997-2002) chassis MT111
Added to basket ✓

The Mitsubishi Diamante’s factory suspension reflects its brief: smooth out Japanese roads, isolate passengers, and cosset rather than communicate. Fitted with a soft compliance that served the car’s luxury credentials, the second-generation FWD platform has a tendency to wallow through corners and understeer firmly when the pace rises.
The Top Sport coilover kit is for owners who want to use the Diamante more aggressively – track day appearances or spirited road driving – without abandoning everyday usability. It lifts the platform beyond its comfort-first origins while remaining a car you can run on public roads without wincing at every undulation.
What this coilover does for your 1997-2002 Mitsubishi Diamante
Setting spring rates 2 kg/mm higher than a standard street setup and increasing damping by 30-50%, the Top Sport works directly against the Diamante’s body roll and the understeer that builds when the nose starts to push. The firmer damping reduces weight transfer through direction changes – relevant on a front-wheel-drive car where the front axle is handling both steering and power delivery simultaneously. Lower ride height tightens the car’s responses, and the combination of firmer rates and more controlled geometry means the tyre contact patch stays more consistent across imperfect road surfaces, improving both traction and braking confidence.
About the Top Sport coilover
The Top Sport is XYZ Racing’s track-day and aggressive-road specification – calibrated with 30 to 50 percent more damping than their street-oriented settings, and approximately 2 kg/mm higher spring rates. Those figures are not a marketing bracket: they represent the practical difference between a ride-quality-first setup and one designed to absorb big-bump inputs on circuit while suppressing body movement and maintaining stability. Every setting in the kit comes from XYZ Racing’s Top Sport programme, a calibration developed for drivers covering both lap sessions and daily commutes. Spring rate, damping, and ride height are all adjustable, so you can run a more forgiving setup in wet or mixed conditions and tighten the numbers when the occasion calls for it.
Fitment for the Mitsubishi Diamante (1997-2002)
This kit is built for the Mitsubishi Diamante across the full 1997 to 2002 model year span, covering the MT11-1 chassis. Confirm your year and specification before ordering – the fitment data in the configurator reflects the chassis range validated by XYZ Racing’s development engineers.
What buyers also search for
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- Mitsubishi Diamante coilover for daily driving and occasional circuit work
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Every coilover in this range adjusts to suit both the car and the use – configure yours below using the fitment and spec selectors.
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 + 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 rubberRHardened rubber upper — firmer than the factory bush for tighter response while retaining road-friendly noise and vibration isolation.
AluminiumAAluminium upper mount — a stiff, lightweight housing that locates the damper precisely and resists flex under load.
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