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Top Sport

XYZ Racing Top Sport Coilovers — Infiniti Q50 (FRT FORK) 2014-2026

SKU: IN15-TS

  • IncludesFull set of 4 (front + rear)
  • Spring rate (F/R)18 / 4 kg/mm
  • Top mountAluminium
  • Lead time10–15 working days

Fits Infiniti Q50 (FRT FORK) (2014-2026) chassis IN15

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£1,290.00Inc. VAT

Lead time: 10–15 working days from payment


£1,290.00

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 — Infiniti Q50 (FRT FORK) 2014-2026

The Q50’s front strut-fork mounting is one of the trickier fitments in the Infiniti range, and the Top Sport coilover kit is built specifically around that FRT fork geometry rather than a generic adapter. This is the spec for owners who want a genuine track-day tool in a car that still has to cover daily miles the rest of the week.

Where the Q50’s factory suspension is tuned soft to mask its size and weight on the road, the Top Sport kit steps damping and spring rate up meaningfully over street settings – enough to control body movement under real cornering load without turning the car into a chore on a B-road.

What this coilover does for your 2014-2026 Infiniti Q50

Lifting damping force and spring rate by roughly 30-50% over standard road settings gives the Q50 a noticeably tighter connection between the front axle and the road surface, particularly through mid-corner compressions where the standard setup lets the nose float. The stiffer spring rate – around 2kg/mm up on street spec – checks the car’s body roll on turn-in, which matters on a chassis with the Q50’s kerb weight when you’re loading the front tyres hard into an apex. Bigger hits, kerbing, and broken tarmac get absorbed rather than kicked through to the chassis, so the shock body isn’t left fighting rebound after the initial impact. The net effect is more consistent tyre contact patch under load, which is what actually lets you carry more speed through a sequence of corners rather than backing off to protect the car. Ride height is also adjustable through the coilover body, so you can settle on a stance and corner-weight balance that suits how the Q50 is actually driven, not just how it looks static.

About the Top Sport coilover

The Top Sport range is built from XYZ Racing’s track-day damping and spring-rate data, calibrated specifically to control the harder hits and repeated load cycles of aggressive circuit driving rather than a soft daily commute. Spring rates and damping forces sit meaningfully above the brand’s street-oriented ranges, with the increase engineered to catch big compressions – kerb strikes, mid-corner bumps – without the shock body losing composure on rebound. That control is what keeps the tyre’s contact patch working through a lap instead of skipping over surface changes. The result is a kit tuned for stability under load: predictable handling responses when you’re pushing near the car’s limits, rather than the vague, delayed reactions a stock setup gives once you’re driving it hard. It’s built for track days and drivers who use their car aggressively on the road, not for a plush daily ride, and the Q50’s FRT fork front end is catered for directly rather than bolted on as an afterthought.

Fitment for the Infiniti Q50 (2014-2026)

This kit is built for the Infiniti Q50 with FRT fork front strut mounting, covering the 2014 to 2026 model years. Confirm your car uses the FRT fork front-end configuration before ordering, as Q50 variants differ in strut mounting type across trims and markets.

What buyers also search for

  • Infiniti Q50 coilover upgrade for track days and fast road use
  • Infiniti Q50 Top Sport damping that holds together over repeat sessions
  • Infiniti Q50 FRT fork coilover fitment guide
  • Infiniti Q50 ride height and stance adjustment without losing control
  • Infiniti Q50 suspension setup for aggressive cornering loads

Spec your Infiniti Q50 Top Sport kit against your exact FRT fork fitment and configure yours below.

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.

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