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Top Sport

XYZ Racing Top Sport Coilovers — Nissan TEANA J31 4 CYL (Modified Rear Integrated) 2003-2008

SKU: NI49-TS

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

Fits Nissan TEANA J31 4 CYL (Modified Rear Integrated) (2003-2008) chassis NI49

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£1,390.00Inc. VAT

Lead time: 10–15 working days from payment


£1,390.00

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 — Nissan TEANA J31 4 CYL (Modified Rear Integrated) 2003-2008

The J31 Teana was built in Japan as a comfort-first D-segment saloon, its front struts and rear multi-link geometry set up for a soft ride rather than a quick direction change. No J31 was ever sold new in the UK, so every one on these roads arrived as a grey import, and most have already had wheels, lowered springs or an ECU remap before anyone looks seriously at the dampers. That factory tune is exactly what runs out of ideas once you load the nose under braking or push the car through a roundabout with any real commitment behind it.

XYZ Racing’s Top Sport coilover kit for the four-cylinder J31 is built for owners who use the car daily but drive it properly, and who take it to the odd track day rather than leaving it parked all week. It sits a step above a fast-road-only setup without going full race, matched to the QR25DE four-cylinder’s lighter nose compared with the V6 twin.

What this coilover does for your 2003-2008 Nissan Teana J31

XYZ Racing builds the Top Sport spec around 30-50% more damping force, or roughly 2kg/mm more spring rate, than the standard street setting. On a car this size that shows up first over broken tarmac and expansion joints, where the extra damping absorbs the hit instead of letting the body wallow through it. Hit a sharper compression – a speed hump, a pothole edge – and the increased rate stops the shock body kicking back through the chassis, which keeps the tyre loaded and gripping instead of skipping. The net effect on a Teana this size is a car that settles faster after a mid-corner bump and stops diving so hard under braking, so the front tyres stay working rather than unloading.

About the Top Sport coilover

Top Sport is XYZ Racing’s track-day-and-aggressive-driving spec, built from damping and spring settings developed through the brand’s own racing programme rather than carried over from a fast-road base kit. The lift in damping force and spring rate over street settings is specifically aimed at absorbing big hits – potholes, kerb strikes, uneven surfaces – without the shock body kicking back and unsettling the car. That control is what keeps the tyre’s contact patch loaded through a lap or a fast B-road, and it’s why XYZ pitches Top Sport as the spec for cars that see genuine circuit use alongside road driving, rather than one or the other.

Fitment for the Nissan Teana J31 (2003-2008)

This kit is built for the four-cylinder Nissan Teana J31, chassis code NI49, covering the 2003 to 2008 production run. The rear uses XYZ Racing’s modified, integrated design to mate with the J31’s factory multi-link mounting points, so confirm the four-cylinder engine and this year range before ordering.

What buyers also search for

  • Nissan Teana J31 coilover upgrade for daily driving and occasional track use
  • Nissan Teana J31 suspension that controls body movement over rough UK roads
  • NI49 chassis coilover kit for the four-cylinder Teana
  • Nissan Teana Top Sport damper and spring upgrade for aggressive road driving

Configure your Top Sport spec for the Teana J31 below and pick the setup for your car.

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.

Front

  • 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.

Rear

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