
XYZ Racing Circuit Master Coilovers — Subaru LIBERTY 1998-2003
SKU: SU18-CM
- IncludesFull set of 4 (front + rear)
- Spring rate (F/R)22 / 12 kg/mm
- Top mountPillow ball + rubber / Hardened rubber / Aluminium
- Lead time10–15 working days
Fits Subaru LIBERTY (1998-2003) chassis SU18
Added to basket ✓

The third-generation Liberty carries its flat-four ahead of the front axle and feeds drive through Subaru’s symmetrical all-wheel-drive system, a layout that rewards traction but loads the nose and blunts turn-in on the soft factory dampers. The XYZ Racing Circuit Master coilover for the Subaru Liberty 1998-2003 is built specifically for sustained circuit lap-time work, swapping that road-biased compliance for damper control that stays consistent through long, hard sessions.
This is the most committed tier XYZ offers, sharing its core design with the brand’s Racing Spec, Drift Spec and Tarmac Rally builds. For a Liberty being driven in anger on circuit, the priority is keeping an AWD chassis composed when you lean on all four contact patches at once – and that is exactly what this damper is set up to deliver.
What this coilover does for your 1998-2003 Subaru Liberty
On track, the standard Liberty rolls and pitches more than you want under braking and through quick direction changes, and that movement costs you confidence at the front. The Circuit Master tightens that up: body control sharpens, the nose settles earlier into a corner, and the AWD system can put its torque down without the platform squirming underneath you. With 9720 distinct adjustment combinations across its three knobs, you can separate the corner-entry behaviour from the way the car rides kerbs, then re-tune for a different circuit without changing hardware. Ride height drops to the stance the chassis actually wants for fast lapping rather than the saloon’s tall factory gait.
About the Circuit Master coilover
The Circuit Master sits at the sharp end of the XYZ Racing range and has been tested by XYZ racing teams across international circuits, with a long development cycle behind it. Its headline feature is the breadth of tuning on offer – 9720 ways of adjustment delivered through three separate knobs, enough to dial damping and rebound to a specific track and driving style. Those knobs use a small oil-hole design, which has one honest trade-off worth knowing: drive over a large bump and the oil forced through the narrow passage can produce a faint noise. That is normal behaviour by design, not a fault. This is a damper made for circuit surfaces, where that compromise simply does not come into play, and it is aimed squarely at owners chasing repeatable lap times rather than ride softness.
Fitment for the Subaru Liberty (1998-2003)
This kit is matched to the Subaru Liberty, chassis code SU18, covering the 1998 to 2003 model years. Confirm your build year falls inside that span before ordering. Only the fitment details listed here apply to this product.
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Set your damping, height and corner balance to suit your circuit – configure yours below.
Because its 3 adjustment knobs with small oil hole design, when driving through big bumps, the coilover oil will go through small passage which might cause some small noise. This is normal situation. This product is made for circuit tracks and there will be no concern for bumps on the tracks.
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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